gbucchino/cryptanalysis
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This commit is contained in:
Bucchino Geoffrey 2022-06-22 21:27:56 +02:00
parent c9b432c900
commit d43947e51f
2 changed files with 25 additions and 8 deletions
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31
main.py
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@ -63,13 +63,30 @@ def decryptCaesarText(cipherFile):
if cipherFile is None: if cipherFile is None:
return return
#for lines in cipherFile: letterAToAscii = ord('A') # Get the ASCII code
# splitLines = lines.split(' ') letterZToAscii = ord('Z') # Get the ASCII code
letteraToAscii = ord('a') # Get the ASCII code
# for word in splitLines: letterzToAscii = ord('z') # Get the ASCII code
# if len(word) <= 3: for key in range (0, 26):
# print(word) foo = []
for line in cipherFile:
newLine = str()
for letter in line:
letter = letter.upper()
l = ord(letter)
if l >= letterAToAscii and l <= letterZToAscii:
l = l - letterAToAscii
res = ((l - key) % 26) + letterAToAscii
newLine = newLine + chr(res)
elif l >= letteraToAscii and l <= letterzToAscii:
l = l - letteraToAscii
res = ((l - key) % 26) + letteraToAscii
newLine = newLine + chr(res)
else:
newLine = newLine + letter
foo.append(newLine)
print(f"key: {key}")
print(foo)
if __name__ == "__main__": if __name__ == "__main__":
main() main()

2
test.txt.crypt
View File

@ -1,2 +1,2 @@
AJGNNQ YQTNF! JGNNQ YQTNF!
LG UWKU WP OGUUCIG GP ENCKT !! LG UWKU WP OGUUCIG GP ENCKT !!