WISeSat 4.0 Successfully Launched by SpaceX, Advancing Quantum-Secure Space Internet

WISeKey's subsidiary WISeSat.Space has successfully launched its 21st satellite, WISeSat 4.0, into Low Earth Orbit (LEO) aboard a SpaceX Falcon 9 rocket. The satellite is equipped with a post-quantum chip from SEALSQ Corp and marks a significant leap forward in WISeKey's ambition to deliver quantum-secure broadband connectivity via a growing constellation of LEO satellites. Multiple additional WISeSat deployments are planned throughout 2026 and 2027.