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LearnCybersecurity EssentialsPassword Security & Authentication
Lesson 3 of 3~1 min read100% complete

Password Security & Authentication

Password Security

81% of breaches involve weak passwords.

Strong Passwords

  • At least 12 characters
  • Mix of uppercase, lowercase, numbers, symbols
  • Unique for each account

Multi-Factor Authentication

  1. Know — password
  2. Have — phone, security key
  3. Are — fingerprint, face

Best Practices

  • Use a password manager
  • Enable MFA everywhere
  • Never reuse passwords