The release modernizes XML key management with strong encryption, better performance, and clearer API semantics. While not a zero-effort upgrade, the security and maintainability gains justify migration. Teams should test the new streaming parser with their largest keyboxes before production rollout.

KeyBoxXML — new features, fixes, and how they help you:

PSA: The "new" KeyboxXML format is here – don't get caught with invalid attestation

A is a sensitive attestation document that contains a unique set of cryptographic keys (RSA and ECDSA) and a certificate chain signed by a Root Certificate Authority (CA).