#!/usr/bin/env python
import pwn.crypto.monoalphabetic as mono
import pwn.crypto.polyalphabetic as poly
plaintext = "THESECONDBRIGADEWASPREPARINGTOMOVETOFRANCEINGREATSECRECYHEDECIDEDITWASUNSAFETOTAKEHERINTOBATTLESOWHILEPASSINGTHROUGHLONDONONTHEWAYTOFRANCEHEVISITEDLONDONZOOANDASKEDTHEMTOCAREFORTHECUBUNTILHISRETURNWHICHHEOPTIMISTICALLYANTICIPATEDWOULDBENOLONGERTHANTWOWEEKSOFCOURSETHEWARWASNOTTOENDSOQUICKLY"
print "=== MONOALPHABETIC CIPHERS ==="
print "--- AFFINE CIPHER ---"
ciphertext = mono.encrypt_affine(plaintext, (11, 13))
decrypted = mono.decrypt_affine(ciphertext, (11, 13))
(key, cracked) = mono.crack_affine(ciphertext)
print "Ciphertext: %s\nDecrypted: %s\n Cracked: %s" % (ciphertext, decrypted,
cracked)
print "--- ATBASH CIPHER ---"
ciphertext = mono.encrypt_atbash(plaintext)
decrypted = mono.decrypt_atbash(ciphertext)
cracked = mono.crack_atbash(ciphertext)
print "Ciphertext: %s\nDecrypted: %s\n Cracked: %s" % (ciphertext, decrypted,
cracked)
print "--- SHIFT CIPHER ---"
ciphertext = mono.encrypt_shift(plaintext, 15)
decrypted = mono.decrypt_shift(ciphertext, 15)
(key, cracked) = mono.crack_shift(ciphertext)
print "Ciphertext: %s\nDecrypted: %s\n Cracked: %s" % (ciphertext, decrypted,
cracked)
print "--- SUBSTITUTION CIPHER ---"
ciphertext = mono.encrypt_substitution(plaintext, mono._shift_dict(7))
#!/usr/bin/env python import pwn.crypto.monoalphabetic as mono import pwn.crypto.polyalphabetic as poly plaintext = "THESECONDBRIGADEWASPREPARINGTOMOVETOFRANCEINGREATSECRECYHEDECIDEDITWASUNSAFETOTAKEHERINTOBATTLESOWHILEPASSINGTHROUGHLONDONONTHEWAYTOFRANCEHEVISITEDLONDONZOOANDASKEDTHEMTOCAREFORTHECUBUNTILHISRETURNWHICHHEOPTIMISTICALLYANTICIPATEDWOULDBENOLONGERTHANTWOWEEKSOFCOURSETHEWARWASNOTTOENDSOQUICKLY" print "=== MONOALPHABETIC CIPHERS ===" print "--- AFFINE CIPHER ---" ciphertext = mono.encrypt_affine(plaintext, (11, 13)) decrypted = mono.decrypt_affine(ciphertext, (11, 13)) (key, cracked) = mono.crack_affine(ciphertext) print "Ciphertext: %s\nDecrypted: %s\n Cracked: %s" % (ciphertext, decrypted, cracked) print "--- ATBASH CIPHER ---" ciphertext = mono.encrypt_atbash(plaintext) decrypted = mono.decrypt_atbash(ciphertext) cracked = mono.crack_atbash(ciphertext) print "Ciphertext: %s\nDecrypted: %s\n Cracked: %s" % (ciphertext, decrypted, cracked) print "--- SHIFT CIPHER ---" ciphertext = mono.encrypt_shift(plaintext, 15) decrypted = mono.decrypt_shift(ciphertext, 15) (key, cracked) = mono.crack_shift(ciphertext) print "Ciphertext: %s\nDecrypted: %s\n Cracked: %s" % (ciphertext, decrypted, cracked) print "--- SUBSTITUTION CIPHER ---" ciphertext = mono.encrypt_substitution(plaintext, mono._shift_dict(7)) decrypted = mono.decrypt_substitution(ciphertext, mono._shift_dict(7)) (key, cracked) = mono.crack_substitution(ciphertext, show_status=False) print "Ciphertext: %s\nDecrypted: %s\n Cracked: %s" % (ciphertext, decrypted, cracked)