SEALSQ Unveils VaultIC409 Secure Element for Post-Quantum Cryptography

Insider Brief

• SEALSQ has unveiled VaultIC409, a secure element built on its QS7001 platform to support post-quantum cryptography in connected devices without requiring customers to redesign their existing hardware security architecture.
• VaultIC409 is designed to support ML-KEM (FIPS 203), ML-DSA (FIPS 204), RSA and ECC, with a hardware Root of Trust, dedicated cryptographic acceleration and SPI connectivity.
• SEALSQ plans to demonstrate VaultIC409 using a TLS 1.3 application at Electronica from November 10–13, 2026, with engineering samples expected in Q2 2027; the underlying QS7001 platform is undergoing Common Criteria EAL5+ certification.

PRESS RELEASE — SEALSQ Corp (NASDAQ: LAES) (“SEALSQ” or “Company”), a company that focuses on developing and selling Semiconductors, PKI, and Post-Quantum technology hardware and software products, today unveils VaultIC409, a next-generation secure element designed to help hardware manufacturers address the growing cybersecurity challenges posed by quantum computing. Built on SEALSQ’s QS7001 platform, which is currently undergoing Common Criteria EAL5+ certification process, VaultIC409 targets the same established markets as VaultIC408, giving existing customers a path to post-quantum security without redesigning their hardware security foundation.