Google Cloud Security Blog · July 29, 2026

Future-proofing data integrity: Quantum-safe digital signatures in Cloud KMS

Why it matters

We are extending the PQC digital signature algorithms suite available in Google Cloud Key Management System to include ML-DSA and SLH-DSA. Here’s why.

My takeaway: Future-proofing data integrity: Quantum-safe digital signatures in Cloud KMS is an enterprise-adoption signal. The practical read is to watch how deployment scale, data boundaries, operational ownership, and platform controls change as AI moves out of experiments.