Encryption scheme that allows compare ciphertexts based on the clear text
66942
How does order-preserving encryption work?
138241
Is there an encryption method where the order of decryption is irrelevant to the order of encryption?
84814
Two-way encryption: I need to store passwords that can be retrieved
107819
Text difference algorithm
120264
Can I find the encryption key if I know the plain text and the encrypted text (DES and AES)?
149291
Vigenere ciphertext encrypted with another vigenere cipher
12035
XOR cipher with fixed key and known relation among plaintexts
103141
Cryptographic hash where the hashing function input is similar to the result
138951
Affine cipher: calculate the key from a known plaintext/ciphertext pair
100730
Is there a length-preserving encryption scheme?
122595
Probability of false positive key matching two plaintext/ciphertext pairs
138218
Is it possible to perform a rudimentary asymmetric key encryption algorithm by hand?
143066
How to secure Elliptic Curve ElGamal encryption against known plaintext attacks?
72335
On-the-fly computation of AES Round Keys for decryption?
18134
How do I securely store encryption keys in java?
29312
Stream Ciphers and cycling questions
93860
Vulnerabilities if encrypting the same data with 2 different keys