T-Minus: Space-Cyber Briefing from N2K CyberWire is your source for understanding the critical security connections between space and Earth, linking the technologies, policies, and organizations shaping non-terrestrial networks and the expanded attack surface.Each week, we cover space and cyber developments that bridge technology, commerce, and innovation. We are the cybersecurity industry’s source for understanding how space-based infrastructure reshapes digital networks, risk, and resilience globally.T-Minus: Space-Cyber Briefing publishes every Sunday alongside the free Signals and Space newsletter covering the intersection of cybersecurity and space.
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As space infrastructure expands, so too does the need for cybersecurity expertise beyond securing traditional spacecraft.
Host Maria Varmazis speaks with Milenk Starcevic, Head of Cybersecurity at Vision Space, and Andrzej “Andy” Olchawa, Senior Cybersecurity Engineer also at Vision Space, about the growing space cybersecurity field. They discuss the role of compliance and auditing, how cybersecurity professional can develop space-specific skills, and how emerging capabilities are expanding the attack surface.
Like what you heard? Be sure to subscribe to our free Signals and Space Briefing, our Sunday newsletter covering the intersection of cybersecurity and space. Subscribe at: https://thecyberwire.com/newsletters/signals-and-space
Key Sources:
The Spacecraft Hacker's Handbook.
Space cybersecurity starts on the ground.
Hack the Box.
Is there a topic or person you’d like to hear on our show? You can send your questions and feedback to space@n2k.com. You can also fill our our audience survey: https://www.surveymonkey.com/r/NJYCN2P
T-Minus: Space-Cyber Briefing is a production of N2K CyberWire. N2K is your nexus for discovery and connection for people, technology, and ideas shaping the future of secure innovation. Learn how at n2k.com.
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Space cybersecurity starts on the ground.
Season 2 · Episode 726
Sunday, September 27, 2026 • Duration 21:01
Though spacecraft are important, space cybersecurity extends well beyond these assets touching ground stations, mission-control assets, and other critical components.
Host Maria Varmazis speaks with Milenk Starcevic, Head of Cybersecurity at Vision Space, and Andrzej “Andy” Olchawa, Senior Cybersecurity Engineer also at Vision Space, about the broader space cybersecurity attack surface. By considering all aspects of a space mission, both in orbit and on the ground, cybersecurity professionals can better understand where vulnerabilities exist and what measures can be taken to reduce risk.
Like what you heard? Be sure to subscribe to our free Signals and Space Briefing, our Sunday newsletter covering the intersection of cybersecurity and space. Subscribe at: https://thecyberwire.com/newsletters/signals-and-space
Key Sources:
The Spacecraft Hacker's Handbook.
Is there a topic or person you’d like to hear on our show? You can send your questions and feedback to space@n2k.com. You can also fill our our audience survey: https://www.surveymonkey.com/r/NJYCN2P
T-Minus: Space-Cyber Briefing is a production of N2K CyberWire. N2K is your nexus for discovery and connection for people, technology, and ideas shaping the future of secure innovation. Learn how at n2k.com.
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Defending Space as Critical Infrastructure.
Season 2 · Episode 725
Sunday, September 20, 2026 • Duration 26:32
Space infrastructure has become an increasingly important part of everyday life, which has also made it an increasingly attractive target for exploitation.
Host Maria Varmazis and Sean MacKirdy, Area Vice President for the National Security vertical at Elastic Government Solutions, sit down to discuss how space stakeholders need to reevaluate their approach to securing space systems. As space systems continue to grow more important, malicious actors are going to look to target them more often. By adopting a stronger universal framework and a consistent way to interpret data across all spacecraft, space cybersecurity practitioners will be able to standardize their practices and create more effective and timely responses.
Key Sources:
SPARTA v4.0
Maria Varmazis interviews Brandon Bailey about Space Attack Research and Tactic Analysis, or SPARTA matrix.
Like what you heard? Be sure to subscribe to our free Signals and Space Briefing, our Sunday newsletter covering the intersection of cybersecurity and space. Subscribe at: https://thecyberwire.com/newsletters/signals-and-space
Is there a topic or person you’d like to hear on our show? You can send your questions and feedback to space@n2k.com. You can also fill our our audience survey: https://www.surveymonkey.com/r/NJYCN2P
T-Minus: Space-Cyber Briefing is a production of N2K CyberWire. N2K is your nexus for discovery and connection for people, technology, and ideas shaping the future of secure innovation. Learn how at n2k.com.
Learn more about your ad choices. Visit megaphone.fm/adchoices
Space's cybersecurity policy problem.
Season 2 · Episode 724
Sunday, September 13, 2026 • Duration 22:22
As space becomes increasingly connected and autonomous, effective cybersecurity policy is struggling to keep pace.
Host Maria Varmazis and Dr. Mac McGuire sit down to discuss the limitations of current approaches for managing space cyber risks and what the industry is lacking. The two discuss how the space incidents have the potential to significantly impact astronauts by disrupting oxygen systems, thermal regulation, and telemetry.
Like what you heard? Be sure to subscribe to our free Signals and Space Briefing, our Sunday newsletter covering the intersection of cybersecurity and space. Subscribe at: https://thecyberwire.com/newsletters/signals-and-space
Is there a topic or person you’d like to hear on our show? You can send your questions and feedback to space@n2k.com. You can also fill our our audience survey: https://www.surveymonkey.com/r/NJYCN2P
T-Minus: Space-Cyber Briefing is a production of N2K CyberWire. N2K is your nexus for discovery and connection for people, technology, and ideas shaping the future of secure innovation. Learn how at n2k.com.
Learn more about your ad choices. Visit megaphone.fm/adchoices
When hackers control the clock.
Season 2 · Episode 723
Sunday, September 6, 2026 • Duration 23:43
The accurate timing data from spacecraft has become an invaluable tool for nearly every critical infrastructure sector and a greater target for malicious actors.
Host Maria Varmazis and Andy Davis, Global Research Director at the NCC Group, discuss the importance of timing in space. The two look at how timing systems have continued to grow more important in everyday life and why attackers have begun to increasingly exploit these critical services.
Key sources:
GPS: A backbone for critical infrastructure.
Spoofing ships, jamming drones: how GPS manipulation confuses and compromises.
Like what you heard? Be sure to subscribe to our free Signals and Space Briefing, our Sunday newsletter covering the intersection of cybersecurity and space. Subscribe at: https://thecyberwire.com/newsletters/signals-and-space
Is there a topic or person you’d like to hear on our show? You can send your questions and feedback to space@n2k.com. You can also fill our our audience survey: https://www.surveymonkey.com/r/NJYCN2P
T-Minus: Space-Cyber Briefing is a production of N2K CyberWire. N2K is your nexus for discovery and connection for people, technology, and ideas shaping the future of secure innovation. Learn how at n2k.com.
Learn more about your ad choices. Visit megaphone.fm/adchoices
Closing the space-cyber workforce gap.
Season 2 · Episode 722
Sunday, August 30, 2026 • Duration 31:17
Despite the space sector's consistent growth and greater importance as a critical infrastructure sector, finding cybersecurity talent is still proving to be a challenge.
Host Maria Varmazis and Nick Cohen, Principal Engineer at the Aerospace Corporation, sat down to discuss the current state of space's cybersecurity workforce. The two look at how the existing workforce is not large enough to effectively cover the industry and its infrastructure and how solutions like the Aerospace Village at DEF CON 34 have been aiming to address expertise shortcomings.
Key sources:
The SPARTA Framework
SpaceCOP
SpaceTrail
StarPWN
The Aerospace Village
SPARTA 4.0 Debut
Experience the convergence of space and cyber threats at DEF CON 34
SPARTA v4.0 — Breaking New Ground
Like what you heard? Be sure to subscribe to our free Signals and Space Briefing, our Sunday newsletter covering the intersection of cybersecurity and space. Subscribe at: https://thecyberwire.com/newsletters/signals-and-space
Is there a topic or person you’d like to hear on our show? You can send your questions and feedback to space@n2k.com. You can also fill our our audience survey: https://www.surveymonkey.com/r/NJYCN2P
T-Minus: Space-Cyber Briefing is a production of N2K CyberWire. N2K is your nexus for discovery and connection for people, technology, and ideas shaping the future of secure innovation. Learn how at n2k.com.
Learn more about your ad choices. Visit megaphone.fm/adchoices
Building a secure space internet.
Season 2 · Episode 721
Sunday, August 23, 2026 • Duration 24:52
As space infrastructure has continued to expand, developing secure space systems has become just as important as launching the spacecraft themselves.
In this week's episode, host Maria Varmazis sits down with Filip Rezabek, co-founder and CTO of Space Computer, to talk about some of the technologies being created to secure space infrastructure in orbit. The two discuss the importance of establishing a chain of trust in space and the challenges of securing hardware against supply chain attacks.
Like what you heard? Be sure to subscribe to our free Signals and Space Briefing, our Sunday newsletter covering the intersection of cybersecurity and space. Subscribe at: https://thecyberwire.com/newsletters/signals-and-space
Is there a topic or person you’d like to hear on our show? You can send your questions and feedback to space@n2k.com. You can also fill our our audience survey: https://www.surveymonkey.com/r/NJYCN2P
T-Minus: Space-Cyber Briefing is a production of N2K CyberWire. N2K is your nexus for discovery and connection for people, technology, and ideas shaping the future of secure innovation. Learn how at n2k.com.
Learn more about your ad choices. Visit megaphone.fm/adchoices
AI, misinformation, and the future of cybersecurity.
Season 2 · Episode 720
Sunday, August 16, 2026 • Duration 21:48
As AI products proliferate, they continue to introduce new concerns, which have subtly eroded trust in imagery and content created by space-based infrastructure.
In this week's episode, host Maria Varmazis sits down with Dave Bittner and Brandon Karpf to look at Google's troubled implementation of Nano Banana 2 in Google Earth. The incident raises larger concerns regarding how AI systems are becoming deeper ingrained into everyday life despite their ability to be misused and spread misinformation.
Like what you heard? Be sure to subscribe to our free Signals and Space Briefing, our Sunday newsletter covering the intersection of cybersecurity and space. Subscribe at: https://thecyberwire.com/newsletters/signals-and-space
Is there a topic or person you’d like to hear on our show? You can send your questions and feedback to space@n2k.com. You can also fill our our audience survey: https://www.surveymonkey.com/r/NJYCN2P
T-Minus: Space-Cyber Briefing is a production of N2K CyberWire. N2K is your nexus for discovery and connection for people, technology, and ideas shaping the future of secure innovation. Learn how at n2k.com.
Learn more about your ad choices. Visit megaphone.fm/adchoices
Designing space systems for the AI era.
Season 2 · Episode 719
Sunday, August 9, 2026 • Duration 22:09
As commercial space activity accelerates, satellite manufacturers are rethinking how spacecraft are designed, built, and secured.
In this week's episode, host Maria Varmazis sits down with Jason Roberson, an Industry Value Expert for Aerospace & Defense at Dassault Systems, to discuss how AI, automation, and digital engineering are transforming the space industry's product lifecycle. From digital twins and AI-assisted design to the future of in-space maintenance, Jason explores how these technologies are accelerating innovation while reshaping manufacturing. At the same time, the conversation examines the growing cybersecurity challenges that accompany this transformation and why building secure-by-design principles into space systems will be critical.
Like what you heard? Be sure to subscribe to our free Signals and Space Briefing, our Sunday newsletter covering the intersection of cybersecurity and space. Subscribe at: https://thecyberwire.com/newsletters/signals-and-space
Is there a topic or person you’d like to hear on our show? You can send your questions and feedback to space@n2k.com. You can also fill our our audience survey: https://www.surveymonkey.com/r/NJYCN2P
T-Minus: Space-Cyber Briefing is a production of N2K CyberWire. N2K is your nexus for discovery and connection for people, technology, and ideas shaping the future of secure innovation. Learn how at n2k.com.
Learn more about your ad choices. Visit megaphone.fm/adchoices
The hidden risks in space supply chains.
Season 2 · Episode 718
Saturday, August 1, 2026 • Duration 19:39
As the space ecosystem continues to expand, the sector has become increasingly filled with new suppliers, manufacturers, and operators. However, while this development has led to the introduction of new technologies, it has also greatly expanded space's cyberattack surface.
In this week's episode, host Maria Varmazis sits down with Jen Sovada, General Manager of Public Sector at Claroty. During the conversation, the two explore how vulnerabilities within the space supply chain can impact mission assurance. They discuss how the expanding space supply chain ecosystem has expanded the attack surface.
Like what you heard? Be sure to subscribe to our free Signals and Space Briefing, our Sunday newsletter covering the intersection of cybersecurity and space. Subscribe at: https://thecyberwire.com/newsletters/signals-and-space
Is there a topic or person you’d like to hear on our show? You can send your questions and feedback to space@n2k.com. You can also fill our our audience survey: https://www.surveymonkey.com/r/NJYCN2P
T-Minus: Space-Cyber Briefing is a production of N2K CyberWire. N2K is your nexus for discovery and connection for people, technology, and ideas shaping the future of secure innovation. Learn how at n2k.com.
Learn more about your ad choices. Visit megaphone.fm/adchoices