WISeKey’s WISeSat Subsidiary Expand its Ground Segment Network in Switzerland Lausanne, Switzerland – August 28, 2025 - WISeKey International Holding Ltd (“WISeKey”) (SIX: WIHN, NASDAQ: WKEY), a leading global cybersecurity, blockchain, and IoT company, today announces that its subsidiary WISeSat AG, which focuses on space technology for secure satellite communication, specifically for IoT applications, has successfully installed its third ground station, located near Ecublens, in the Lausanne region of Swi ...