• Thumbnail for ROT13
    ROT13 is a simple letter substitution cipher that replaces a letter with the 13th letter after it in the Latin alphabet. ROT13 is a special case of the...
    18 KB (1,831 words) - 05:03, 2 January 2025
  • Thumbnail for Caesar cipher
    schemes, such as the Vigenère cipher, and still has modern application in the ROT13 system. As with all single-alphabet substitution ciphers, the Caesar cipher...
    19 KB (2,058 words) - 20:52, 22 December 2024
  • Brainfuck (section ROT13)
    +++.------.--------.>>+.>++. This program enciphers its input with the ROT13 cipher. To do this, it must map characters A-M (ASCII 65–77) to N-Z (78–90)...
    18 KB (1,879 words) - 00:30, 15 December 2024
  • {E} (x)=(-x{\bmod {m}})+1.} Temurah (Kabbalah) Gematria Hebrew language ROT13 Rashi and Radak on each of the first three verses. Also other commentators...
    7 KB (645 words) - 18:55, 28 October 2024
  • Thumbnail for Symmetric-key algorithm
    the Porta polyalphabetic cipher is self-reciprocal. Purple cipher RC4 ROT13 XOR cipher Vatsyayana cipher The majority of all modern ciphers can be classified...
    15 KB (1,544 words) - 12:46, 16 December 2024
  • Thumbnail for Cipher
    as classical ciphers. They include simple substitution ciphers (such as ROT13) and transposition ciphers (such as a Rail Fence Cipher). For example, "GOOD...
    17 KB (2,054 words) - 13:39, 20 November 2024
  • Thumbnail for Involution (mathematics)
    geometry; complementation in set theory; and reciprocal ciphers such as the ROT13 transformation and the Beaufort polyalphabetic cipher. The composition g...
    18 KB (2,405 words) - 18:25, 21 November 2024
  • ROT13 is a Caesar cipher, a type of substitution cipher. In ROT13, the alphabet is shifted 13 steps....
    30 KB (4,065 words) - 19:39, 25 December 2024
  • coincidence Playfair cipher Polyalphabetic substitution Polybius square ROT13, ROT47 Scytale Steganography Substitution cipher Tabula recta Transposition...
    2 KB (154 words) - 22:12, 20 September 2023
  • flammable liquefied gas, a risk phrase Rebellion R13, a prototype racing car ROT13, a simple cipher USS R-13 (SS-90), a submarine of the United States Navy...
    1 KB (181 words) - 13:11, 2 November 2024
  • Thumbnail for Enigma machine
    Substitution Affine Atbash Autokey Beaufort Caesar Chaocipher Great Hill Pigpen ROT13 Running key Transposition Columnar Double Myszkowski Rail fence Route Other...
    93 KB (11,254 words) - 19:20, 29 December 2024
  • question on to the next screen of a 25-line terminal. A simple cipher called ROT13 is also used in newsgroups to obscure spoilers, but is rarely used for this...
    24 KB (2,819 words) - 23:56, 19 November 2024
  • Thumbnail for Vigenère cipher
    Substitution Affine Atbash Autokey Beaufort Caesar Chaocipher Great Hill Pigpen ROT13 Running key Transposition Columnar Double Myszkowski Rail fence Route Other...
    45 KB (5,939 words) - 10:16, 2 January 2025
  • Substitution Affine Atbash Autokey Beaufort Caesar Chaocipher Great Hill Pigpen ROT13 Running key Transposition Columnar Double Myszkowski Rail fence Route Other...
    11 KB (1,673 words) - 23:01, 27 November 2024
  • Substitution Affine Atbash Autokey Beaufort Caesar Chaocipher Great Hill Pigpen ROT13 Running key Transposition Columnar Double Myszkowski Rail fence Route Other...
    5 KB (524 words) - 16:02, 21 October 2023
  • return ret affine(7, 3, 'foobar') Affine functions Atbash code Caesar cipher ROT13 Topics in cryptography Kozdron, Michael. "Affine Ciphers" (PDF). Retrieved...
    10 KB (1,144 words) - 15:28, 13 October 2024
  • 2015. Include Security (19 August 2015). "Include Security Blog - As the ROT13 turns....: A light-weight forensic analysis of the AshleyMadison Hack"....
    37 KB (3,212 words) - 00:34, 1 January 2025
  • Substitution Affine Atbash Autokey Beaufort Caesar Chaocipher Great Hill Pigpen ROT13 Running key Transposition Columnar Double Myszkowski Rail fence Route Other...
    15 KB (2,528 words) - 18:09, 11 December 2024
  • Thumbnail for One-time pad
    Substitution Affine Atbash Autokey Beaufort Caesar Chaocipher Great Hill Pigpen ROT13 Running key Transposition Columnar Double Myszkowski Rail fence Route Other...
    57 KB (7,613 words) - 09:47, 6 October 2024
  • Thumbnail for Pigpen cipher
    Substitution Affine Atbash Autokey Beaufort Caesar Chaocipher Great Hill Pigpen ROT13 Running key Transposition Columnar Double Myszkowski Rail fence Route Other...
    13 KB (1,667 words) - 18:49, 10 December 2024
  • Thumbnail for Polybius square
    Substitution Affine Atbash Autokey Beaufort Caesar Chaocipher Great Hill Pigpen ROT13 Running key Transposition Columnar Double Myszkowski Rail fence Route Other...
    11 KB (1,131 words) - 06:24, 21 December 2024
  • Substitution Affine Atbash Autokey Beaufort Caesar Chaocipher Great Hill Pigpen ROT13 Running key Transposition Columnar Double Myszkowski Rail fence Route Other...
    11 KB (1,498 words) - 09:32, 29 December 2024
  • Substitution Affine Atbash Autokey Beaufort Caesar Chaocipher Great Hill Pigpen ROT13 Running key Transposition Columnar Double Myszkowski Rail fence Route Other...
    12 KB (1,236 words) - 18:24, 18 October 2024
  • simply implementations of the Caesar cipher (effectively no more secure than ROT13, which is implemented as a Caesar cipher with a well-known key). Cryptographer...
    7 KB (718 words) - 20:05, 18 August 2024
  • Thumbnail for Tabula recta
    Substitution Affine Atbash Autokey Beaufort Caesar Chaocipher Great Hill Pigpen ROT13 Running key Transposition Columnar Double Myszkowski Rail fence Route Other...
    7 KB (939 words) - 23:25, 2 February 2024
  • Substitution Affine Atbash Autokey Beaufort Caesar Chaocipher Great Hill Pigpen ROT13 Running key Transposition Columnar Double Myszkowski Rail fence Route Other...
    12 KB (1,349 words) - 18:15, 8 November 2024
  • Thumbnail for Bacon's cipher
    Substitution Affine Atbash Autokey Beaufort Caesar Chaocipher Great Hill Pigpen ROT13 Running key Transposition Columnar Double Myszkowski Rail fence Route Other...
    8 KB (775 words) - 13:36, 18 October 2024
  • Thumbnail for Playfair cipher
    Substitution Affine Atbash Autokey Beaufort Caesar Chaocipher Great Hill Pigpen ROT13 Running key Transposition Columnar Double Myszkowski Rail fence Route Other...
    20 KB (2,502 words) - 18:18, 12 September 2024
  • Substitution Affine Atbash Autokey Beaufort Caesar Chaocipher Great Hill Pigpen ROT13 Running key Transposition Columnar Double Myszkowski Rail fence Route Other...
    8 KB (1,272 words) - 23:44, 25 May 2023
  • Thumbnail for Johann Bessler
    diametrically opposite to those of his surname (what would modernly be called a ROT13 cipher), thus obtaining Orffyre, which he then Latinized into Orffyreus...
    12 KB (1,621 words) - 13:13, 29 August 2024