Key rotation: what it is and how often to rotate keys
What goes wrong without key rotation, how often NIST suggests rotating, why rotation isn't re-encryption, the special case of video keys, and what to ask.
#kms
3 articles tagged #kms
Articles
Encryption key management: a practical guide
Keys, not ciphers, are where encryption usually fails. The key lifecycle, KMS, HSMs and vaults compared, keeping keys out of code, and what to ask a vendor.
Envelope encryption and KMS, explained
Data keys encrypt the data; a master key in a KMS wraps the data keys. How cloud KMS services work, why rotation is cheap, and the cost, quota and caching trade-offs.
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