FOR IMMEDIATE RELEASE EnduroSat and WISeSat.Space Partner to Deliver Quantum-Resilient Secure IoT Nanosatellite Infrastructure Sofia, Bulgaria & Geneva, Switzerland – July 28, 2025 – WISeKey International Holding AG (SIX: WIHN, NASDAQ: WKEY), a leading global cybersecurity, blockchain, and IoT company, via its subsidiary WISeSat.Space AG, a company that focuses on space technology for secure satellite communication, specifically for IoT applications, and EnduroSat, a leading provider of software-flexible sa ...