small satellites

Pierluigi Paganini October 14, 2025
Unverified COTS hardware enables persistent attacks in small satellites via SpyChain

SpyChain shows how unverified COTS hardware in small satellites can enable persistent, multi-component supply chain attacks using NASA’s NOS3 simulator. The rise of small satellites has transformed scientific, commercial, and defense operations. Using commercial off-the-shelf (COTS) parts makes them cheaper and faster to build but also introduces new, poorly understood security risks unique to space […]