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T-Minus: Space-Cyber Briefing

N2K Networks
NASA
Spacex
European Space Agency
Cybersecurity
International Space Station
China
UK Space Agency
Blue Origin
Firefly Aerospace
Rocket Lab
Artificial Intelligence
Space Exploration
STEM Education
NATO
Starlink
Japan Aerospace Exploration Agency
Artemis II
Aerospace Corporation
Axiom Space
Commercial Space Week

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 sourc... more

PublishesDailyEpisodes932Founded3 years ago
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Artwork for T-Minus: Space-Cyber Briefing

Latest Episodes

As the world prepares itself for quantum computing, governments and private space enterprises alike are looking to get ahead of the technology and manage the rapidly-accelerating risks.

In this week’s episode, host Maria Varmazis sits down with ⁠⁠⁠E... more

Over the past two decades, the space industry has changed dramatically, evolving from a largely government led effort to one that is now rooted in private enterprises driving growth and innovation.

In this week’s episode, host Maria Varmazis sits do... more

YouTube

Despite the space sector seeing greater investment and attention year-over-year, the sector still remains bound by an outdated and ineffective supply chain, especially in the United States.

In this week’s episode, host Maria Varmazis sits down with ... more

YouTube

Traditionally, GPS jamming attacks have been confined to the ground; however, new data shows that these attacks could be moving to target signals before they even reach the ground.

In this week’s episode, host Maria Varmazis sits down with Dave Bitt... more

YouTube

Key Facts

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Number of Listeners
Find out how many people listen to this podcast per episode and each month.

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Recent Guests

Steve Jordan-Tomaszewski
Vice President for Space Systems at the Aerospace Industries Association
Aerospace Industries Association (AIA)
Episode: Space supply chain pressures.
Doug Anderson
PwC principal partner
PwC
Episode: Space supply chain pressures.
Shaun Waterman
Journalist focused on cyber security and space industry
freelance journalist; has written for Satellite Today and Newsweek
Episode: Securing satellites already in space, with journalist Shaun Waterman.
Ethan Cook
Producer, appears as guest on GPS spoofing discussion
T-Minus Space-Cyber Briefing
Episode: Spoofing ships, jamming drones: how GPS manipulation confuses and compromises.
Sean Gorman
CEO of Zephr.xyz, navigation-powered AI expert
Zephr.xyz
Episode: The current state of GPS following OCX with Dr. Sean Gorman, CEO of Zephr.xyz.
Dave Roscoe
President of Satellite IoT for Orbcomm and Skywave
Orbcomm
Episode: Rethinking industrial IoT from space.
Joel Sercel
President and CEO of TransAstra
TransAstra
Episode: Orbital debris remediation as a stepping stone toward asteroid mining.
Tony Jacobs
Solution Architect on AWS Solution Acceleration Team
Amazon Web Services
Episode: AWS in Orbit: Cloud, Space, and AI Convergence.
Russell Glenn
Chief Strategy Officer and Partner Coordination for Mission Connections and Cybersecurity
Viasat Government Solutions
Episode: AWS in Orbit: Cloud, Space, and AI Convergence.

Host

Maria Varmazis
Host of the show, introducing topics and guiding the interview; long-time presenter with space and cyber domain expertise

Reviews

4.8 out of 5 stars from 106 ratings
  • T-Minus is BACK!! Let’s gooooo

    So. Glad. You. Came. Back. To. Us.

    Apple Podcasts
    5
    Meatball_army
    United States2 months ago
  • Quick and informative

    Enjoy the daily updates. It’s a good listen.

    Apple Podcasts
    5
    MarcusAureliusUW
    United Statesa year ago
  • A Great Daily Report!

    The T-Minus Space Daily team does a great job of reporting on the industry, enhanced by interviews with industry leaders. Thanks and keep up the good work!

    Apple Podcasts
    5
    Uncle Ducky Dude
    United States2 years ago
  • Not Spacy but love the Podcsdt

    I listen to the first half of this podcast every weeknight. I am not in the space industry and know little about it but I find the news updates fascinating. I feel like I’m learning and I had no idea of the rich news about space there is. Sometimes I listen to second half of the show but not always. A lot of that is a little “in the weeds” for me.

    Apple Podcasts
    5
    Kandsmall
    United States2 years ago
  • Great Space podcast!

    If you are a space enthusiast or want some high level content about the space industry, you should listen to this podcast.

    Apple Podcasts
    5
    Brandon_Bond
    United States3 years ago

Listeners Say

Key themes from listener reviews, highlighting what works and what could be improved about the show.

Non-space audiences find the tech and policy discussions accessible and educational.
Some listeners note a monotone delivery and occasional longer, more technical segments.
Listeners praise the concise daily updates and authoritative interviews with industry leaders.

Chart Rankings

How this podcast ranks in the Apple Podcasts, Spotify and YouTube charts.

Apple Podcasts
#43
United States/News/Tech News
Apple Podcasts
#80
United Kingdom/News/Tech News
Apple Podcasts
#167
Canada/News/Tech News
Apple Podcasts
#115
Italy/News/Tech News
Apple Podcasts
#169
Germany/News/Tech News
Apple Podcasts
#172
Australia/News/Tech News

Talking Points

Recent interactions between the hosts and their guests.

Encore: The atmospheric impacts of satellite re-entry.
Q: What were you specifically researching in the last episode before this update?
The focus was on the risk of current disposal practices for satellites and the potential environmental and atmospheric impacts of satellite reentry, including how much metal oxide could be produced and how regulatory timelines interact with scientific evidence.
Securing satellites already in space, with journalist Shaun Waterman.
Q: Would you mind walking me through a little bit about how you put this article together and what your pitch was for creating this?
I explained that the piece built on a prior report from the CyberSat conference and followed the DHS Science and Technology Division and Aerospace Corporation initiatives on open-source on-orbit cyber detection and response, illustrating how space is becoming a cyber-enabled domain and why a shift toward on-orbit capabilities matters for defense and industry.
Space supply chain pressures.
Q: Doug, why don't I go to you first for closing thoughts?
Doug emphasizes this is an exciting but challenging time with strong demand for space and urges continued collaboration between government and industry, investment in the supply base, and renewed focus on building a robust, transparent value chain.
Bonus: Brandon Karpf talking about "⁠Japan’s space systems face growing cybersecurity threats.⁠"
Q: I'm interested in your take on this. Can we start off with some high-level stuff here? I mean, where does Japan stand when it comes to how they're dealing with the challenge of security in space?
Japan is elevating space security as a core national priority, formalizing standards, expanding cyber defense capabilities, and accelerating public-private collaboration to modernize space architectures and build domestic capacity.
From cyberspace to space-cyber.
Q: So, Ethan, what do you think about the mechanics of satellite internet and how it reaches ground users?
There are two main categories of satellite internet, LEO and GEO, with LEO providing closer coverage and faster potential, and the network often forming a mesh through many small satellites to route data efficiently back to ground stations.

Audience Metrics

Listeners, social reach, demographics and more for this podcast.

Listeners per Episode
Gender Skew
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Interests
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Frequently Asked Questions About T-Minus: Space-Cyber Briefing

What is T-Minus: Space-Cyber Briefing about and what kind of topics does it cover?

A fast-paced briefing that ties space developments to cybersecurity and national security, with daily updates and expert interviews. Themes span GNSS resilience, space-based internet, open architectures for military and government networks, industrial IoT via satellite, and the economics of space manufacturing. Notable distinctions include a strong focus on practical risk management, real-world incident context, and close ties to industry players and government partners. The show often blends technical explainers with policy and governance angles, making it valuable for professionals plotting strategy, partnerships, or sponsorships in space, defense, and connected infrastructure.

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Which podcasts are similar to T-Minus: Space-Cyber Briefing?

These podcasts share a similar audience with T-Minus: Space-Cyber Briefing:

1. CyberWire Daily
2. Hacking Humans
3. Cybersecurity Headlines
4. Main Engine Cut Off
5. Smashing Security

How many episodes of T-Minus: Space-Cyber Briefing are there?

T-Minus: Space-Cyber Briefing launched 3 years ago and published 932 episodes to date. You can find more information about this podcast including rankings, audience demographics and engagement in our podcast database.

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What guests have appeared on T-Minus: Space-Cyber Briefing?

Recent guests on T-Minus: Space-Cyber Briefing include:

1. Steve Jordan-Tomaszewski
2. Doug Anderson
3. Shaun Waterman
4. Ethan Cook
5. Sean Gorman
6. Dave Roscoe
7. Joel Sercel
8. Tony Jacobs

To view more recent guests and their details, simply upgrade your Rephonic account. You'll also get access to a typical guest profile to help you decide if the show is worth pitching.

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