How can I find the original message of two encrypted (Vernam Cipher) text without the key
7295
How does one attack a two-time pad (i.e. one time pad with key reuse)?
33021
How is input message for SHA-2 padded?
96593
How to get old message formatting in version 11?
126310
Best way to signal no longer used (lost) key
81780
Encrypting and/or decrypting ciphertext with the provided Initialization Vector (IV)
114300
random access stream cipher
103287
AES-128. Do there exist two different keys for a pair (text, encrypted text)?
98081
How do I automatically decrypt an encrypted filesystem on the next reboot?
105871
Length of message in RSA and splitting of long messages
39496
What software can I use to decrypt a Mac OS X password hash?
37032
Is there a bulletproof way to know a file has been successfully decrypted?
145696
Is there a way to find $a$ and $b$ keywords in an affine cipher when only ciphertext but no plaintext is known?
149291
Vigenere ciphertext encrypted with another vigenere cipher
76685
Determine $\text{Aut}(S)$ where $S = \mathbb{Q}[x]/(x^2)$
147877
How can I access volumes encrypted with LUKS/dm-crypt from Windows?
40853
Cipher vs. Cypher
54124
How to generate a ciphertext independently decodable with multiple keys?