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Secrets Management & Cryptography

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Secrets Management

• Create a complete secret inventory.
• Identify API keys.
• Identify JWT signing keys.
• Identify refresh-token secrets.
• Identify database credentials.
• Identify Google service-account credentials.
• Identify GitHub credentials.
• Identify Apple signing certificates.
• Identify Apple provisioning profiles.
• Identify webhook secrets.
• Identify OAuth client secrets.
• Identify encryption keys.
• Identify third-party credentials.
• Verify every secret has an owner.
• Verify every secret has rotation procedure.
• Verify every secret has expiration/review date.
• Verify production secrets differ from staging/development.
• Verify least privilege.
• Verify secrets are never stored in source code.
• Verify secrets are never stored in frontend bundles.
• Verify secrets are never stored in mobile binaries unless inherently public.
• Verify secrets do not appear in logs.
• Verify secrets do not appear in error reports.
• Verify secrets do not appear in URLs.
• Verify secrets cannot be retrieved through debug endpoints.
• Test secret rotation.
• Test compromised-secret response.

Cryptography

• Inventory every cryptographic operation.
• Remove home-grown cryptography.
• Use platform/library primitives.
• Verify TLS everywhere.
• Verify certificate validation.
• Verify modern algorithms.
• Verify deprecated algorithms are absent.
• Verify secure random generation.
• Verify encryption keys have appropriate length.
• Verify encryption is authenticated where appropriate.
• Verify nonce/IV uniqueness.
• Verify key separation.
• Verify encryption key rotation.
• Verify key storage.
• Verify key backup/recovery.
• Verify key destruction.
• Verify signing-key protection.
• Verify JWT signing key rotation.
• Verify asymmetric private keys never reach clients.
• Verify client-side “encryption” is not falsely treated as authorization.