Safran Federal Systems, a trusted provider of positioning, navigation and timing solutions for U.S. federal and defense operations, Thursday announced it has achieved Cybersecurity Maturity Model Certification (CMMC) Level 2, positioning the company among an early wave of Defense Industrial Base suppliers to meet this critical compliance benchmark ahead of broader enforcement deadlines. Safran Federal Systems Achieves CMMC Level 2 Certification, Ensuring Uninterrupted Support for Defense Customers ROCHESTER, NY - June 25, 2026 Safran Federal Systems, a trusted provider of positioning, navigation and timing solutions for U.S. federal and defense operations, Thursday announced it has achieved Cybersecurity Maturity Model Certification (CMMC) Level 2, positioning the company among an early wave of Defense Industrial Base suppliers to meet this critical compliance benchmark ahead of broader enforcement deadlines. The certification ensures Safran customers experience no disruption in support and that new program opportunities can move forward without delays, reinforcing Safran's role as a mission-ready partner that customers can bring into sensitive programs without friction. CMMC Level 2 requires organizations to implement and demonstrate adherence to the 110 security practices outlined in NIST SP 800-171, covering areas including access control, incident response, risk management, and system and communications protection. Achieving certification through an accredited third-party assessment confirms that Safran has the people, processes, and technology in place to protect Controlled Unclassified Information (CUI) entrusted to the company by government agencies. " We didn't wait for compliance to become a requirement — we moved early because our customers depend on us to be ready," said Craig Czajka, Chief Security Officer, Safran Federal Systems . "CMMC Level 2 certification is a reflection of our team's dedication and our broader commitment to investing in the capabilities our customers need. We take that responsibility seriously, and we'll continue to stay ahead so they never have to worry about whether Safran can support their objectives." "This milestone changes the conversations we're able to have. It means we can pursue sensitive work without compliance being a gating issue — and for those who are already working with us, it's confirmation that Safran is a partner they can bring deeper into their projects without hesitation," said Trevor Dougherty, Vice President of Sales, Safran Federal Systems . As the Defense Department phases in CMMC requirements across the defense supply chain, Safran's early certification reflects the company's drive to help its customers execute their missions with confidence. It is one more way Safran is positioning itself as a supplier the defense community can rely on now and as program requirements evolve. For more information about Safran Federal Systems and its solutions, visit safranfederalsystems.com About Safran Federal Systems Safran Federal Systems is a trusted defense mission partner and industry leader in Assured Positioning, Navigation, and Timing (A-PNT) and Geospatial Intelligence. Our cross-cutting capability set spans GNSS simulation, NAVWAR, inertial navigation, and AI — with continued investment in emerging areas like Quantum Sensing. Through open systems architecture and a commitment to relentless innovation, we deliver proven solutions to the warfighter across all domains. For more information: www.safranfederalsystems.com Follow us on: @SafranFedSys Safran Federal Systems Safran Federal Systems Safran Federal Systems Contact: Rachael Smith rachael.smith@safranFS.com +1 (585) 747-6131 VIEW PDF

Safran Federal Systems, a leading innovator in Position, Navigation, and Timing (PNT) solutions, announced a major breakthrough at AUSA’s Global Force Symposium & Exposition with the successful integration of its advanced CMOSS PNT (C-PNT) card into a DoD customer’s CMOSS Mounted Form Factor (CMFF). Safran Federal Systems Announces Major Breakthrough in CMOSS PNT Development at AUSA Global Force HUNTSVILLE, AL, March 26, 2025 Highlights: · Open systems, CMOSS-aligned timing solution, optimized for seamless integration into any CMFF chassis. · Supports a comprehensive range of PNT signals—including GNSS, AltNav, LEO, and M-Code—for enhanced adaptability to evolving military needs. · Expands Safran Federal Systems’ portfolio of Assured PNT solutions, solidifying its role as a premier provider to the U.S. Department of Defense and allied defense organizations worldwide. Successful Integration with DoD Customer System Demonstrates Industry-Leading Commitment to Advancing Open Systems Architecture Safran Federal Systems, a leading innovator in Position, Navigation, and Timing (PNT) solutions, announced a major breakthrough at AUSA’s Global Force Symposium & Exposition with the successful integration of its advanced CMOSS PNT (C-PNT) card into a DoD customer’s CMOSS Mounted Form Factor (CMFF) . This milestone demonstrates Safran’s continued leadership in delivering fully open, SOSA- and MOSA-aligned technology to U.S. Army programs, enhancing interoperability and deployment agility. Attendees of AUSA Global Force, taking place March 25-27 in Huntsville, AL, can visit the Safran DSI booth (#1328) to learn more about the company’s solutions, including the recently integrated C-PNT card. The C-PNT card is engineered as a drop-in solution offering highly precise and reliable PNT support and meeting the rigorous demands of mission critical applications. Enabling a full range of PNT signals—including GNSS , AltNav , LEO , and M-Code —the C-PNT card integrates seamlessly into existing systems. This ensures rapid, scalable deployment without requiring hardware overhauls, making it an ideal fit for current and future U.S. Army platforms. “Safran Federal Systems is dedicated to pioneering capabilities that align with the U.S. Army's dynamic needs,” said Michael Messina, Director, Business Development for Safran Federal Systems. “The successful C-PNT integration sets a new standard for operational-grade PNT technology, underscoring our commitment to produce best-in-class solutions in support of today’s and tomorrow’s national security priorities.” With this latest advancement, Safran Federal Systems establishes a new benchmark in the military PNT territory, reinforcing its industry expertise and focus on delivering resilient, forward-looking technology for its U.S. defense customers. Upcoming Industry Days in Huntsville – Learn More from Safran Experts What’s next? Safran Defense & Space, Inc. (DSI) will host an exclusive Industry Days event on May 20-21, 2025 , at the Huntsville Marriott at the Space & Rocket Center . This two-day event will provide attendees with in-depth technology sessions and live demonstrations showcasing Safran’s expertise across Assured PNT, Geospatial Artificial Intelligence, Optronics, Testing & Telemetry, Space Solutions, and Helicopter Engines . Register now to secure your spot: https://lu.ma/l0lzghuj Safran Federal Systems is a trusted DoD mission partner providing cross-cutting Position, Navigation and Timing (PNT) solutions from the lab to the field. We leverage our industry leadership in Timing, Navigation, Simulation and NAVWAR to offer a unique blend of cost-effective A-PNT solutions bred through innovation. Our expertise in open systems architecture enables rapid delivery of emerging technologies to the warfighter across all domains Your Assured PNT Mission Partner, from the Lab to the Field. ™ Safran Federal Systems is a proxy-regulated Safran Defense & Space, Inc. company. For more information: www.safranfederalsystems.com Follow us on: @SafranFedSys Safran Federal Systems Safran Federal Systems Press Contact: Rachael Smith rachael.smith@safranFS.com +1 (585) 747-6131 VIEW PDF

Reliance of GPS in modern land-warfare systems, potential effects of GPS disruption on their operation and considerations for protecting their ability to continue operating in a GPS-disrupted environment. Home • PNT Library • Defense PNT in Challenged Environments Defense PNT in Challenged Environments DOWNLOAD PDF By Tim Erbes DOWNLOAD PDF

Safran Federal Systems, a leading provider of Assured Position, Navigation, and Timing (A-PNT) solutions, announced its continued role in the U.S. Army’s Lower Tier Air and Missile Defense Sensor (LTAMDS) program, delivering advanced timing solutions that are integral to the radar system’s mission success. Safran Federal Systems Strengthens the Resilience of Next-Generation U.S. Radars Arlington, VA, October 13th, 2025 Safran Federal Systems, a leading provider of Assured Position, Navigation, and Timing (A-PNT) solutions, announced its continued role in the U.S. Army’s Lower Tier Air and Missile Defense Sensor (LTAMDS) program, delivering advanced timing solutions that are integral to the radar system’s mission success. The company was first selected for LTAMDS in 2020, reflecting its track record of delivering trustworthy technology for Department of Defense programs of record. Developed by Raytheon, an RTX business, LTAMDS is a next-generation radar designed to detect and defeat complex and emerging threats. As the program transitions into low-rate initial production, Safran’s VersaSync Flex system provides the precise, resilient timing architecture critical to the system’s 360-degree operational capability. The VersaSync Flex is engineered for low size, weight, power and cost (SWaP-C) to meet stringent operational demands. “Our collaboration with Raytheon and the Army on the LTAMDS program demonstrates our commitment to resilient time synchronization technologies that support the modernization of U.S. and allied defense systems,” said Hironori Sasaki, President and Chief Executive Officer of Safran Federal Systems. “Being selected to support LTAMDS with our VersaSync Flex is a testament to our proven record of delivering PNT solutions in mission-critical environments.” “Safran Federal Systems has proven to be a reliable provider of advanced timing technologies to meet the demanding standards required for LTAMDS,” said Mike Mills, executive director for LTAMDS and GhostEye programs at Raytheon. Safran’s technologies support LTAMDS’ 360-degree detection capabilities that counter massive, coordinated attacks from adversaries.” LTAMDS is designed to counter evolving threats such as hypersonic weapons, advanced ballistic missiles and UAVs. Earlier this year, LTAMDS achieved the Department of Defense's Major Capability Acquisition Milestone C designation, initiating the production and deployment phase of the program. LTAMDS is now officially designated a program of record by the U.S. Army and ready to support both its U.S. homeland defense and expeditionary missions. Safran Federal Systems supports Safran Defense & Space, Inc. by providing APNT technologies across a range of defense and aerospace applications. Safran Federal Systems is a trusted DoD mission partner and industry leader in Assured Positioning, Navigation, and Timing (A-PNT), providing cross-cutting and cost-effective solutions bred through innovation. Our expertise in simulation, NAVWAR, and open systems architecture enables rapid delivery of emerging technologies to the warfighter across all domains, from the lab to the field. Your Assured PNT Mission Partner™ Safran Federal Systems is a proxy-regulated Safran Defense & Space, Inc. company For more information: www.safranfederalsystems.com Safran Defense & Space, Inc. is a leading provider of cutting-edge solutions designed to address the evolving challenges of U.S. national defense and advanced space missions across air, land, sea, and space domains. Safran DSI is a U.S. subsidiary of Safran, an international high-technology group, operating in the aviation (propulsion, equipment, and interiors), defense and space markets. Safran has a global presence, with 100,000 employees and sales of $28.8 billion in 2024, and holds, alone or in partnership, world or regional leadership positions in its core markets. For more information: https://www.safran-dsi.com/ Follow us on: @SafranFedSys Safran Federal Systems Safran Federal Systems Safran Federal Systems Press Contact: Rachael Smith rachael.smith@safranFS.com +1 (585) 747-6131 Charles Jones Communications & PR Safran Defense & Space, Inc charles.jones@safran-dsi.com +1 (603) 289-3743 VIEW PDF

New to using our products? Explore our product and digital terrain tutorials with our expert guidance! Home • Support • Product Tutorials Product Tutorials New to using our products? Our product tutorial videos will help you become a pro in no time! GNSS Testing & Simulation All Categories Play Video Play Video 01:57 Safran Federal Systems Terrain Modeling with BroadSim powered by Skydel Orolia Defense & Security Applications Engineer Supervisor, Jaemin Powell, gives a behind-the-scenes view of the new terrain modeling feature supported across our BroadSim platform. The example Jaemin gives directly correlates to a real-world scenario that can be completed in any type of field test as a more cost-effective alternative. Learn more about BroadSim: 🔗https://www.oroliads.com/broadsim Play Video Play Video 06:27 Safran Federal Systems Wavefront Calibration Tutorial Thanks to the Skydel Simulation Engine, Skydel’s Wavefront Systems have eliminated the calibration inefficiencies by autonomously time, phase and power aligning the signals for you. Using real-time monitoring the CRPA signals are assured to be synchronized within 1° for the duration of the simulation. This continuous calibration is imperative to keep your signals aligned through temperature fluctuations on the wavefront system. Now you can focus on the more important tasks of testing, verifying, and validating your CRPA navigation system’s performance without calibration concerns. Check out this video to learn more about Skydel’s Wavefront Systems capabilities! The Next Generation of CRPA Testing Reimagined for the User: https://www.youtube.com/watch?v=ae3tzko3vac&list=PLIPe8ACXJUl3OPp_bCgEU_zxD9244Fkdl For more information, visit https://www.oroliads.com/ Play Video Play Video 06:08 Safran Federal Systems Skydel Real Time Performance Tutorial For more information, visit https://www.oroliads.com/. Play Video Play Video 14:18 Safran Federal Systems Advanced GNSS Spoofing Simulation Tutorial Contact us today to learn more or to add this capability to your BroadSim: sales@OroliaDS.com Discover the endless possibilities of spoofing testing. Advanced Spoofing is a powerful, intuitive tool that allows users to quickly create and automate a multitude of dynamic spoofing scenarios. This feature is available now with BroadSim, powered by the Skydel Simulation Engine. https://www.oroliads.com/broadsim #PNT #GNSS #GPS #Spoofing #BroadSim #Orolia --- Music: https://icons8.com/music/author/moroza-knozova Play Video Play Video 09:05 Safran Federal Systems Panorama Tutorial Learn more about Panorama by visiting → https://www.oroliads.com/panorama This video was created using Panorama Version 2.6 release. Play Video Play Video 05:24 Safran Federal Systems PANACEA Field Test - Part 3 (Simulation Example) Learn more about PANACEA Field Test by visiting → https://www.oroliads.com/panacea-field-test Load More GPS Jamming & Spoofing Detection All Categories Play Video Play Video 04:00 Safran Federal Systems GPS Jamming and Spoofing Detection Sensors – Custom Notifications and Logging Orolia Defense & Security applications engineer Jaemin Powell gives an example of how to use the output data from our BroadSense Nano and Threatblocker in a threat-filled environment. When a jammer or spoofer threat is detected by either the BroadSense Nano or the Threatblocker, notifications are sent outputting the threat that has been detected. If the threat is a jammer it will also output the J/S level. Python scripts can be made available for customers. Learn more about ThreatBlocker, our GPS Jamming and Spoofing Protection device: 🔗 https://www.oroliads.com/threatblocker Learn more about BroadSense Nano, our GPS Jamming and Spoofing Detection Sensor: 🔗 https://www.oroliads.com/broadsense Play Video Play Video 12:00 Safran Federal Systems BroadSense Nano (GPS Jamming Sensor) This video introduces BroadSense Nano - the smallest size, weight and power configuration of Orolia's patented BroadSense technology. www.oroliads.com/broadsense Play Video Play Video 00:21 Orolia Defense & Security Jamming Scenario Our engineers used open source code made available by Kerbel's space program, and integrated our BroadSim code and signals generated by Skydel's software engine. In the video, the pilot is flying through various "jammers", represented by the red spheres. As the aircraft gets closer and passes through, you'll notice the activity in the spectrum in the bottom right corner. Resilient Position, Navigation and Timin... All Categories Play Video Play Video 01:34 Safran Federal Systems CMOSS PNT Card Demo Orolia Defense & Security Director of Business Development, Conrad Meyer, introduces our CMOSS PNT Card coming to market next year. The CPNT Card is compliant with C5ISR/EW Modular Open Suite of Standards and provides Assured Positioning, Navigation, and Timing through its full set of capabilities including GNSS, signals of opportunity, IMU, precision timing, threat detection, and M-Code all powered by our FlexFusion Engine. Learn more about our CMOSS PNT Card: 🔗https://www.oroliads.com/cpnt Looking for more answers? Join Safran's online community. GO TO FORUM

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Explore our MS Series Rate Gyro Units, a stabilizing system designed for reliability. Discover how our stabilizing system enhances performance. Home • Products • Inertial Navigation Systems • MS Series MS Series Rate Gyro Units MS Series PRODUCT | INERTIAL NAVIGATION SYSTEMS Rate range Up to 300°/sec Scale factor accuracy +/-1% (-40°C to +85°C) Noise (0.1-100Hz) <0.015 deg/sec rms) ANY QUESTIONS? GET QUOTE About The MS series is well adapted for defense applications which offers the best noise performance, very low bias stability and experienced robustness. Stabilization gyroscopes are available in both kit version or in a block version, catering to different user needs and preferences. The kit version is composed of 1 or 2 electronic boards, 1, 2, or 3 Quapason sensors and flexible cable (optional). Rugged, reliable gyros More than 40 years of experience Solid state vibrating gyroscope Best noise performance Robust & compact Flexible & reliable Proven technology 200,000 sensors produced Click to download the data sheet. VIEW DATA SHEET

This guide discusses applications and use cases for CRPAs, and methods for testing them. It explores various test solutions available today, and helps you choose the right solution for your specific application. Home • PNT Library • An Engineer’s Guide to CRPA Testing An Engineer’s Guide to CRPA Testing DOWNLOAD PDF By Tim Erbes Introduction In the ever-evolving landscape of GPS navigation and positioning, Controlled Reception Pattern Antennas (CRPAs) are revolutionizing defense and critical infrastructure. These advanced systems are crucial for protecting against jamming and spoofing threats, which can disrupt operations in high-stakes environments. We are providing a comprehensive overview of CRPA testing methods, technologies, and best practices based on the insights from Safran Federal Systems' white paper, Engineer’s Guide to CRPA Testing. For the full white paper and in-depth analysis, download the PDF . Who Should Read This White Paper? • GNSS/RF Test Engineers • GNSS/RF Systems Engineers • PNT Engineers • Navigation Engineers • NAVWAR Engineers • Signal Processing Engineers • Avionics Engineers • Program Managers What Are CRPAs, and Why Are They Important? CRPAs, or Controlled Reception Pattern Antennas, are multi-element antenna systems designed to reduce RF interference. By forming nulls in the direction of jammers or spoofers, CRPAs ensure that GPS receivers only process true satellite signals. These antennas are increasingly common in the defense sector, where robust anti-jamming and anti-spoofing capabilities are essential. Key benefits of CRPAs include: • Dynamic Threat Adaptation : Nullifies interference in real-time. • Enhanced Navigation Security: Maintains signal integrity under adverse conditions. • Wide Application: Used in UAVs, ground vehicles, and naval systems. Why Is CRPA Testing Critical? Rigorous testing ensures that CRPAs perform reliably in real-world scenarios. Without proper validation, these systems may fail to counteract advanced jamming and spoofing threats. Testing not only validates the design but also identifies performance limits and areas for improvement. CRPA Testing Methods 1. Record Replay Testing This cost-effective method uses recorded GPS data for simulations. While realistic, it lacks flexibility since recorded data cannot be modified. 2. GNSS Simulation GNSS simulators, like Safran’s Skydel-powered systems, allow for fast iteration speeds and high flexibility. These simulators support: • Threat simulations (jammers and spoofers). • Encrypted signals for classified defense systems. • Scalable architecture for multi-element testing. 3. Anechoic Chamber Testing An anechoic chamber provides a controlled environment for over-the-air (OTA) testing of CRPAs. It evaluates both antennas and electronics, ensuring comprehensive system performance validation. However, it requires significant upfront investment and setup. 4. Field Testing Field testing replicates real-world conditions by introducing actual threats. While effective, this method is costly and limited by environmental variables and regulations. Wavefront Simulation: A Game-Changer for CRPA Testing What is Wavefront Simulation? Wavefront simulation uses software-defined radios to simulate GNSS signals and threats, delivering unmatched precision and scalability. Key features include: • Phase Alignment: Ensures accurate signal timing across antenna elements. • Real-Time Jamming and Spoofing: Simulates hundreds of threats simultaneously. • Scalability: Supports up to 16 antenna elements and thousands of signals. • Automation: Enables quick setup and repeatable tests with minimal manual intervention. Advantages Over Traditional Methods Wavefront systems are lab-ready and do not require complex installations like anechoic chambers. They allow for dynamic simulations, enabling engineers to test under extreme conditions without leaving the lab. Key Features of a Robust CRPA Testing System When selecting a testing system, look for the following: • Built-In Jamming and Spoofing: Essential for simulating real-world threats. • Encrypted Signal Support: Critical for classified defense applications. • Scalability: The system should adapt to future needs, including additional elements or signals. • Automation: Streamlined calibration and testing workflows to save time. • Cost Efficiency: Long-term savings through software-defined, upgradeable systems. Common Questions About CRPA Testing How do CRPAs counter jamming and spoofing? CRPAs dynamically nullify interference using null steering and beamforming techniques, isolating true satellite signals while ignoring others. What’s the best way to test CRPAs? The ideal approach combines methods. GNSS simulation offers flexibility and speed, while anechoic chambers provide comprehensive OTA testing for full systems. How scalable are modern CRPA testing systems? Safran’s wavefront systems are highly scalable, supporting additional elements, signals, and future updates with minimal hardware changes. Is it possible to convert scenarios from my legacy platform? Short answer—Yes! Switching systems can be overwhelming—we feel you. Let us handle the heavy lifting: we make it easy to migrate your scenarios so you can transition seamlessly—without starting from scratch. Conclusion Testing CRPAs is no longer an optional step—it’s a critical process to ensure navigation security in high-threat environments. Safran Federal Systems’ innovative solutions, including wavefront simulation and Skydel technology, provide defense professionals with the tools needed to validate performance, identify vulnerabilities, and prepare for evolving threats. DOWNLOAD PDF

Impact of Temperature and High Vibration in Ground, Shipboard and Aircraft Platforms on GPS-disciplined, Low Phase Noise, Time and Frequency References. Home • PNT Library • ION Joint Navigation Conference 2019 Abstract ION Joint Navigation Conference 2019 Abstract DOWNLOAD PDF By Timothy Tetreault DOWNLOAD PDF

Orolia Meets with Congressman Joe Morelle in light of Executive Order on PNT. Expansion of Rochester Business will Support Federal Initiatives ROCHESTER, NY, February 20, 2020 Orolia employees eagerly welcomed Joe Morelle, representative for New York's 25th congressional district, on Wednesday morning at their office in Rochester’s neighborhood of the arts. Earlier in the week, the federal government issued an Executive Order on Strengthening National Resilience through Responsible Use of Positioning, Navigation, and Timing Services – reinforcing the pertinence of the meeting to soon take place. During the meeting, several topics were discussed including PNT technology, related threats to our national security, the need to protect our critical infrastructure systems, and how Orolia is currently creating innovative solutions that address the premise of those very issues. Since Orolia’s beginning in Rochester, they have added 40+ new employees to its staff to support future Resilient PNT projects for commercial and government customers, seeing 61% in overall growth, with expectations for growth to continue. “Rochester is home to some incredible businesses that are doing important work to equip the branches of our military with state-of-the-art technology,” said Morelle. Advocation for Resilient PNT efforts at the federal level is essential. Equally important is the effect it has on job creation and economic benefits within the Rochester community. “Orolia is proud to call Rochester our home. The level of experience and talent fostered right here in Rochester has directly impacted our ability to build an amazing team who unquestionably contributes to our success, and therefore the strength of our national security,” said Hironori Sasaki, President of Orolia Defense & Security. Orolia will exhibit at the 2020 AUSA Global Force Symposium & Expo, March 17th – 19th in Huntsville, AL, to showcase a selection of Resilient PNT solutions. About Orolia Orolia is the world leader in Resilient Positioning, Navigation and Timing (PNT) solutions that improve the reliability, performance and safety of critical, remote or high-risk operations, even in GPS denied environments. With a presence in more than 100 countries, Orolia provides virtually fail-safe GPS/GNSS and PNT solutions for military and commercial applications worldwide. For more information about Orolia, visit www.Orolia.com . About Orolia Defense & Security Orolia Defense & Security provides Resilient PNT solutions and custom engineering services to U.S. Government agencies, U.S. defense organizations, and their contractors. Orolia Defense & Security is approved to work on the full spectrum of U.S. Government classified and unclassified projects and is positioned to support strategic partnerships in the development of key PNT technologies for the defense market. For more information about Orolia Defense & Security, visit www.OroliaDS.com . Contact: Rachael Smith 614-736-3736 rachael.smith@oroliaDS.com VIEW PDF

Safran Federal Systems, a trusted DoD mission partner and industry leader in Assured Positioning, Navigation, and Timing (A-PNT), together with Safran Electronics and Defense, announced the delivery of its 50,000th SecureSync™ time synchronization system, a milestone that reflects the platform's reliable track record. Mission-Critical Timing Authority Safran Federal Systems Marks Milestone SecureSync Delivery With more than 50,000 systems deployed globally, SecureSync remains the benchmark for precision timing across defense and commercial markets ROCHESTER, NY - June 1, 2026 Safran Federal Systems, a trusted DoD mission partner and industry leader in Assured Positioning, Navigation, and Timing (A-PNT), together with Safran Electronics and Defense, announced the delivery of its 50,000 th SecureSync™ time synchronization system, a milestone that reflects the platform's reliable track record. For over 50 years, precision timing has been at the core of Safran's mission. With more than 50,000 SecureSync units delivered globally across civil and defense networks, SecureSync is one of the most widely deployed precision timing systems in the market. That scale is the result of generations of advancement in performance, design, and relentless innovation to outpace evolving conditions and demands. “Timing has been foundational to who we are since day one, and this milestone is a testament to the trust our customers have placed in SecureSync for nearly two decades,” said Trevor Dougherty, Vice President of Sales and Marketing, Safran Federal Systems. “Our solutions are in the field, actively supporting warfighters, and we remain as committed as ever to delivering the reliability that missions depend on. In an environment where a fraction of a second can mean the difference between success and failure, we don't just deliver precise time — we make it resilient.” The SecureSync supports a broad range of applications, from GPS-disciplined synchronization in commercial infrastructure to M-Code enabled timing for military operations requiring the highest levels of security and accuracy. Today, SecureSync is trusted across some of the most critical programs in the defense and federal community. Its widespread adoption reflects Safran’s history of delivering trustworthy, field-proven timing solutions. Safran is actively staying ahead of where the mission is going by investing in the next generation of timing capabilities, including White Rabbit next-generation picosecond time distribution and quantum timing technology — to continue supporting the warfighter with innovative timing solutions on the battlefield. For more information, visit us at safranfederalsystems.com/securesync-m-code . About Safran Federal Systems Safran Federal Systems is a trusted DoD mission partner and industry leader in Assured Positioning, Navigation, and Timing (A-PNT) and Geospatial Intelligence. Our cross-cutting capability set spans GNSS simulation, NAVWAR, inertial navigation, and AI — with continued investment in emerging areas like Quantum Sensing. Through open systems architecture and a commitment to relentless innovation, we deliver proven solutions to the warfighter across all domains. For more information: www.safranfederalsystems.com Follow us on: @SafranFedSys Safran Federal Systems Safran Federal Systems Safran Federal Systems Contact: Rachael Smith rachael.smith@safranFS.com +1 (585) 747-6131 VIEW PDF

Synchronizing time to coordinate critical operations isn’t just a challenge—it’s essential in today’s high‑stakes environments. Explore NTP & PTP key differences. Home • PNT Library • NTP vs PTP Choosing the Right Time Sync Solution NTP vs PTP Choosing the Right Time Sync Solution DOWNLOAD PDF By Kevin Stottler How Modern Devices Keep Perfect Timing: Understanding NTP and PTP Synchronization With the increasing connectivity of everyday devices such as phones, cars, and televisions, manually setting clocks is becoming a thing of the past. Have you ever wondered how this technology works? This post will explain and compare Network Time Protocol and Precision Time Protocol, two methods for automatically synchronizing devices over IP networks, and provide some historical context. Carrying out activities at coordinated times applies to activities as simple as meeting a friend for coffee or as complex as military operations. In earlier decades, radio systems like NIST’s WWVB broadcast were used, phone modems dialed time references, and clocks were set by hand. As computer networks grew to hundreds or thousands of nodes, it became less practical for each node to use one of these methods. This historical context is crucial to understanding the evolution of time synchronization methods. What is Network Time Protocol (NTP)? How it Works and When It’s Accurate Enough The development of the Network Time Protocol solved this problem. In a network with a thousand nodes, only a few now had to synchronize themselves directly to primary references such as radio broadcasts, satellites, or atomic clocks. NTP is hierarchical, with servers connected to primary references considered “Stratum 1.” Additional servers can synchronize with Stratum 1 servers, becoming Stratum 2, and so on. This allows more capacity to be added and the network to scale up without adding more satellite receivers or atomic clocks. Some networks also use Anycast, which directs traffic to the nearest server, or Round Robin or pooling, where DNS is used to direct clients to one of many servers. These methods distribute requests evenly among a group of servers to balance load or provide redundancy. Like many other protocols, NTP works by a client sending a request to a server and receiving a response. With NTP, the client keeps track of the time at which the request was sent (t1), the server responds with the times the request was received (t2), and the reply sent (t3) to account for processing time. The client records when the response is received (t4). Using these four timestamps, the client can estimate how long the response took from the server (path delay) and calculate the difference between its own clock and the server’s. Without this delay compensation mechanism, the client’s clock would be offset by the path delay, which can be around 50ms on the Internet. This relatively simple technique, requiring only software on most nodes, can often synchronize machines to within 10ms over the Internet, and within 1ms over local networks where routing is more predictable. The primary source of error is if the delay is not symmetrical, such as on congested networks. However, this technique is plenty accurate enough for many use cases, such as timestamping log events or messages. Public vs. Private NTP Servers: Should You Rely on Public NTP Servers? There are many public servers on the Internet that can provide accurate time for free, operated by various software vendors, telecom providers, universities, and governments. This is usually fine for synchronizing workstations. However, these services are not guaranteed, and network conditions outside local control may affect accuracy or availability. Consider deploying a dedicated local NTP server such as the Safran SecureSync to provide resilient network synchronization for use cases needing greater accuracy, availability, or control. What is Precision Time Protocol (PTP)? High Accuracy Time Sync for Critical Systems For many general use cases, NTP is plenty accurate and cost-effective. For synchronizing humans, NTP works well. However, if you’re synchronizing machines, especially fast-moving ones, you may need the Precision Time Protocol (PTP). Precision Time Protocol (PTP) is defined in IEEE 1588 and is designed to enable tighter synchronization within a local network. PTP can usually synchronize two nodes to within microseconds, and with hardware timestamping, even sub-microsecond accuracy is possible. These are orders of magnitude better than NTP. The trade-off is greater complexity and cost to implement. There are no public servers like with NTP, so each network requires its own grandmaster to be configured at the top of the hierarchy. How PTP works: Sync Messages, Hardware Timestamps, and Network Aware Devices The protocol functions very similarly to NTP, with the timeTransmitter and timeReceiver nodes exchanging messages to calculate both the network delay and the offset of their clocks. However, the timeTransmitter initiates the exchange by sending a sync message, often as a multicast to all timeReceivers. Network interfaces designed to support PTP are also capable of hardware timestamping, recording the time when a packet is received or sent on the wire rather than relying on the operating system. Another significant difference is the behavior of the protocol when traversing routers or switches. In a PTP network, most intermediate devices like routers and switches must be PTP-aware. They should account for queuing or processing delays in passing PTP messages. These devices, referred to as either boundary clocks or transparent clocks, play a vital role in the seamless operation of the PTP network. Transparent clocks update the timestamps in the PTP messages and “transparently” pass them along. Boundary clocks act as timeReceivers to upstream devices and then act as timeTransmitters to downstream devices. Sectors where PTP is common are generally those where specialized networks are used, and increased accuracy is required. This includes telecom and other utilities, such as coordinating cellular handoffs or grid switching, high-frequency trading, and industrial automation, to ensure that separate machines can make coordinated movements. Safran offers several products, including SecureSync , that can provide PTP time, NTP and other outputs such as IRIG. For enhanced resilience, M-Code can be supported. PTP vs NTP: Key Differences in Accuracy, Use Cases, Complexity, and Cost Example Use Cases Choosing Between NTP and PTP: What’s Right for Your Application? The problem of synchronizing time to coordinate action is not just an old one, but a crucial one in our modern interconnected world. NTP and PTP, two common approaches, play a significant role in solving this problem. While NTP can synchronize humans, PTP is often needed to synchronize machines. The trade-off for the higher performance of PTP is its increased cost and complexity. Beyond PTP, a technology called White Rabbit is capable of nanosecond-level synchronization but requires dedicated hardware and infrastructure. Poor time synchronization can lead to out-of-order actions or event logs when designing a system, which can be challenging to troubleshoot. However, by considering this need earlier in the design process, scheduled tasks execute at the correct time, and logs reflect the actual time of events. This proactive approach can significantly enhance the efficiency of your system. Talk to us about NTP or PTP for your application by emailing sales@safranfs.com or filling out our inquiry form here . DOWNLOAD PDF