Encryption, Keys & Secrets

TLS, encryption at rest, envelope encryption and KMS, key rotation, password hashing, and secret storage.

0 / 7 solved
0/7 solved
Question Tags Difficulty Success
1. Forty Terabytes at Rest
envelope-encryptionkms +1
Medium —
2. Volumes at Rest
encryption-at-restkms +1
Medium —
3. Turning Twelve Million Keys
envelope-encryptionkey-rotation +2
Medium —
4. Rotation Rewrites Nothing
envelope-encryptionkey-rotation +2
Hard —
5. The Pre Hash Nobody Keyed
password-hashingbcrypt +3
Hard —
6. Search Without Seeing
field-level-encryptionencryption-at-rest +1
Hard —
7. Nonce That Never Moved
aes-gcmnonce-reuse +2
Hard —

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7 of 7 questions here are still unsolved.