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Multiple ChoiceIntermediate 30s

Password hashing

Choose the best answer for: secure password storage
Options
  1. 1SHA-256 without salt, computed fast to keep login cheap
  2. 2MD5, chosen for its small output and high throughput
  3. 3bcrypt/scrypt/argon2 — intentionally slow hash functions
  4. 4Plain text, compared directly with no hashing at all

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