Link to this headingBlock Ciphers

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Link to this headingRecent Changes

• OCB.md
  Modified: 2026-05-02
  OCB2 Practical Attack…

• CCM.md
  Modified: 2026-05-02
  CCM is a Combination of Counter Mode (CTR) with a Message Authentication Code (MAC) using the CBC-MAC algorithm. - Uses MAC then Encrypt…

• ECB.md
  Modified: 2026-05-02
  Maps different input blocks to different output blocks. Maps same input blocks to same output blocks….

• GCM.md
  Modified: 2026-05-02
  GCM is a Combination of Counter Mode (CTR) with a Message Authentication Code (MAC) using an algorithm GMAC. This provides both authentication and enc…

• CFB.md
  Modified: 2026-05-02

• GCM-SIV.md
  Modified: 2026-05-02

  • Better nonce Reuse resistance AES-GCM-SIV derives two distinct keys from the nonce and key, then uses POLYVAL (which is related to GHASH) over the A…

• CTR.md
  Modified: 2026-05-02
  This is GCM mode but without the GHASH MAC….

• SIV.md
  Modified: 2026-05-02
  F:\Memory\Crypto\Symmetric Encryption\Block Ciphers\SIV.md - Very similar to CCM but uses CMAC rather than CBC-MAC…

• XTS.md
  Modified: 2026-05-02
  Only used for disk encryption…

• OFB.md
  Modified: 2026-05-02

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