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SpaceComputer Blog

Latest in Space Internet Infrastructure, Security, and Compute

Image of a 3u smallsat with a lock representing security orbiting above earth, being able to provide remote attestation to the computing tasks it runs and processes on board.

What Is Remote Attestation? How Computers Prove What They're Running

Most cloud security still runs on promises, and remote attestation is how a computer replaces a promise with evidence. What Is Remote Attestation? Remote attestation is a process that lets a computer prove to a remote party what software it's running and what hardware it's running

image of an active rocket booster, launching into orbit

Who Signs the Proof? Attestation and Verifiability in Sovereign Space Technology

Image of a a map of the world with large cities highlighted on the screen. Title reads KMS vs Secrets Manager: How Key Management and Secrets Management Differ

KMS vs Secrets Manager: How Key Management and Secrets Management Differ

Image of the Earth from low earth orbit, highlighting the focus on the KMS architecture blog of our Earth-based KMS service, before offering on-orbit KMS once we launch our satellite in 2027.

From KMS to SpaceKMS: Building a Verifiable Cryptographic Control Plane

image of an Earth with network lines and lights over the land surfaces. Title of the blog reads: KMS vs HSM: The Difference Between a Key Management Service and a Hardware Security Module.

KMS vs HSM: The Difference Between a Key Management Service and a Hardware Security Module

image of a bunch of security keys hanging on a wall, a simplified physical representation of a Key Management Service.

What is a Key Management Service?

image of PCB connector lines, code, and a lock in the middle, representing the security of when post quantum cryptography is needed for key management services.

Post-Quantum Migration Is a Key Management Problem

Key Management Services

Image of a a map of the world with large cities highlighted on the screen. Title reads KMS vs Secrets Manager: How Key Management and Secrets Management Differ

KMS vs Secrets Manager: How Key Management and Secrets Management Differ

When GitGuardian analyzed thousands of compromised developer machines, on average, each live secret turned up in eight different places, from .env files and shell history to IDE settings and build artifacts. Credentials spread to wherever developers and their tools need them, and the two systems built to contain that spread,

Image of the Earth from low earth orbit, highlighting the focus on the KMS architecture blog of our Earth-based KMS service, before offering on-orbit KMS once we launch our satellite in 2027.

From KMS to SpaceKMS: Building a Verifiable Cryptographic Control Plane

image of an Earth with network lines and lights over the land surfaces. Title of the blog reads: KMS vs HSM: The Difference Between a Key Management Service and a Hardware Security Module.

KMS vs HSM: The Difference Between a Key Management Service and a Hardware Security Module

image of a bunch of security keys hanging on a wall, a simplified physical representation of a Key Management Service.

What is a Key Management Service?

image of PCB connector lines, code, and a lock in the middle, representing the security of when post quantum cryptography is needed for key management services.

Post-Quantum Migration Is a Key Management Problem

image of different keys acting as 'nodes' connecting in over a globe to a single lock source of truth connected by network lies.

Threshold Cryptography Explained: Splitting Trust Across Nodes

2 small satellites in low earth orbit connecting secure data packets and communications between them.

What Is a Signing Key? Key Generation in Low Earth Orbit

News

image of planet earth surrounded by rings of network lights of data packets in satellites that are communicating with each other.

SpaceComputer Mid-Year Updates 2026: Building the Fabric of the Space Internet

On June 12th 2026, SpaceX completed the largest initial public offering in history, entering the public markets at a valuation approaching $1.8 trillion. This historic IPO alone has lowered the barrier of capital inflows into the space industry significantly. We are about to enter a major space acceleration era!

Image of a secure element computing chip zoom-in from inside a satellite, for the partnership between Tropic Square and SpaceComputer using their TROPIC01 chip.

SpaceComputer Partners with Tropic Square: Open Security Hardware for Orbital Compute

image of different compute chips connected with glowing network lines to connect them displaying connection of different secure elements

Space Fabric: What you need to know

Cover image for SpaceComputer's service of Key Management from Orbit, and our roadmap from on-Earth testing to on-orbit service provider.

SpaceComputer Secure Key Management Services Beyond the Cloud

Image showing code and a black hole, inspiring hope and futurism for SpaceComputer and the road ahead for the company's mission.

SpaceComputer 2026 - The Road Ahead

Small satellite orbiting Earth, the title image for Orbital Foundations of SpaceComputer.

2025 in Review: Orbital Foundations

Feature image displaying Dahlia in front of an abstract visual of a distributed computing network on the horizon of Earth and Space

Dahlia's Network Effect

Space

image of an active rocket booster, launching into orbit

Who Signs the Proof? Attestation and Verifiability in Sovereign Space Technology

A government can own a satellite's payload and control its tasking, yet still rely on a chipmaker's attestation service to confirm that the satellite is running the code it was given. That's how remote attestation typically works, with a protected environment in the device

image of small satellites orbiting around Earth in Low Earth Orbit, representing the space cybersecurity issues that currently face space technology.

The Space Industry's 5 Billion Dollar Blind Spot

graphic of satellites in multitudes floating around Low Earth Orbit and beyond in the layers of operation of the space tech economy.

Layers of the Space Economy: From Earth to Beyond Orbit

graphic for the space threat model showing a landscape map of the Earth with analytical charts on the side.

Space Security: An End-to-End Threat Model for Space Systems

Improving Satellite Resource Utilization: Single-Service Siloes to Interoperable Infrastructure. Earth with a network hovering in Low Earth Orbit while the sun peaks over Earth's surface

Improving Satellite Resource Utilization: Single-Service Siloes to Interoperable Infrastructure

a satellite orbiting above Earth and sending signals for space computing from Low Earth Orbit. Title is '5 Things You Should Definitely Know About Space Computing'

5 Things You Should Definitely Know About Space Computing

image of planet earth surrounded by rings of network lights of data packets in satellites that are communicating with each other.

SpaceComputer Mid-Year Updates 2026: Building the Fabric of the Space Internet

Security Services

More

From KMS to SpaceKMS: Building a Verifiable Cryptographic Control Plane

The Space Industry's 5 Billion Dollar Blind Spot

Space Security: An End-to-End Threat Model for Space Systems

Threshold Cryptography Explained: Splitting Trust Across Nodes

The 6 Layers of Space Internet Infrastructure

PQC

More

Post-Quantum Migration Is a Key Management Problem

Filip Rezabek on Quantum Communications at SmallSat Europe

What Is Post-Quantum Cryptography? Defense Against Quantum Threats

The Post-Quantum Cryptographic Expiration Date on Every Satellite You're Launching

Orbital Computing

More

Who Signs the Proof? Attestation and Verifiability in Sovereign Space Technology

The Space Industry's 5 Billion Dollar Blind Spot

Improving Satellite Resource Utilization: Single-Service Siloes to Interoperable Infrastructure

What Is Orbital Compute? A Guide to Space-Based Data Centers

5 Things You Should Definitely Know About Space Computing

TEE

More

What are Trusted Execution Environments & Comparing the Top 5 TEEs.

Why Trust Belongs in Orbit (Satellite-Based TEEs)