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penafieljlm/database_security_notes.md

Created July 18, 2017 15:13
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database_security_notes.md
  • Each user gets symmetric key, private key, and public key
  • Symmetric key = encrypts the data that only the user needs to see
  • Private key = decrypts the data shared to the user
  • Public key = encrypts the data shared to the user
  • Symmetric key is encrypted by user PBKDF2 of user's password
  • Private key is encrypted by user's symmetric key
  • Generate recovery codes for user and encrypt copies of symmetric key using these recovery codes
  • Encrypt user symmetric key using organization's public key for key backup mechanism
  • Stroe organization's private key in a password manager or something
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