Quantum computers will break today's encryption. Adversaries are already harvesting encrypted data to decrypt later. QuantumAPI is the European platform to migrate to post-quantum cryptography: - Encryption-as-a-Service (NIST ML-KEM, ML-DSA) with quantum randomness - Quantum-safe key & secret management - IAM with SSO, OIDC & post-quantum MFA 100% EU-hosted, GDPR & NIS2 compliant. $0 per-seat pricing. SDKs for TypeScript, Python, .NET, Rust. Free tier: 500 calls/month.