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CFB

The CFB is called the Cipher feedback.

Encryption

decryption

Advantages and disadvantages

Advantages

  • Adapt to different data format requirements
  • Limited error propagation
  • Self synchronization

Disadvantages

  • Encryption cannot be parallelized, decryption cannot be parallel

Application Scenario

This mode is suitable for database encryption, wireless communication encryption and other encryption environments that have special requirements on data formats.

topic

  • HITCONCTF-Quals-2015-Simple- (Crypto-100)

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