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cryptanalysis
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cryptanalysis

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Also known as crypto analysis, cryptoanalysis

thumb|upright=1.5|Reconstruction of the appearance of cyclometer, a device used to break the encryption of an early version of the [[Enigma machine. Based on sketches in Marian Rejewski's memoirs.]]

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Cryptanalysis
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~26 min read

Article

21 sections
Contents
  • Overview
  • Amount of information available to the attacker
  • Computational resources required
  • Partial breaks
  • History
  • Classical ciphers
  • Ciphers from World War I and World War II
  • Indicator
  • Depth
  • Development of modern cryptography
  • Symmetric ciphers
  • Asymmetric ciphers
  • Attacking cryptographic hash systems
  • Side-channel attacks
  • Quantum computing applications for cryptanalysis
  • See also
  • Historic cryptanalysts
  • References
  • Sources
  • Further reading
  • External links

thumb|upright=1.5|Reconstruction of the appearance of cyclometer, a device used to break the encryption of an early version of the [[Enigma machine. Based on sketches in Marian Rejewski's memoirs.]]

Cryptanalysis () refers to the process of analyzing information systems in order to understand hidden aspects of the systems. Cryptanalysis is used to breach cryptographic security systems and gain access to the contents of encrypted messages, even if the cryptographic key is unknown.

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