A side-channel attack capable of undermining one of the world's newly standardized post-quantum encryption algorithms has been documented by researchers at SEALSQ Corp (NASDAQ: LAES), a company specializing in semiconductors, public key infrastructure, and post-quantum security hardware. The peer-reviewed findings were presented on October 11, 2026, at LightSec 2026 in Antalya, Turkey, an official affiliated workshop of CHES 2026, the leading international conference on cryptographic hardware and embedded systems security.