Semiconductors & Quantum Security Solutions



SEALSQ examines the interaction between Quantum computing and Semiconductors to develop the next generation Quantum-Resistant Secure Microcontrollers and related Trust Services.
Device Attestation for Matter
Device-to-Cloud Authentication
Device-to-Device Authentication
Provisioning Secured Identities
Identity Lifecycle Management
Data Protection
Anticounterfeiting & Brand protection
Access Control
Secure Satellite IoT Connectivity
They trust us









Key figures
A Global Leader in
Digital Security
24 Years of Experience
20 Countries
1.5 Billions Chips Installed
32% Growth YoY

SEALSQ Quantum and Space Day Concludes with Resounding Success

SEALSQ to Lead the World’s First Space-Based Quantum Key Distribution Proof-of-Concept with the June 2025 Launch of WISeSat 2.1 Embedding WISeKey Quantum RootKey

SEALSQ Announces QVault TPM Compliance with Highest-Security Key Lengths for Post-Quantum Protection in Defense, IoT, and Automotive

SEALSQ’s Advanced Cybersecurity Solutions for Drone and Satellite Telecommunications, Position It as a Technology Leader in Key Sectors Including Defense, Smart Farming and Logistics
SEALSQ Announces Pricing of $20.0 Million Registered Direct Offering
