Multiple keys for the same ciphertext
49230
Sharing an encrypted file between a group of people
41240
Generating a cryptographically secure, many-time use, symmetric encryption key
137408
Asymmetric format preserving encryption?
82438
How to combine symmetric and asymmetric encryption?
81805
How to create a secure random AES key in Java?
124935
AES-CBC ciphertext manipulation with known IV and plaintext!
17974
How to use multiple modifier keys in C#
35531
Block cipher fixed points (plaintext equal to ciphertext)
62785
Encrypt and decrypt a string in C#?
58718
Is it possible to assign the same value to multiple keys in a dict object at once?
32849
How to attack a classical cipher using known partial plaintext?
100908
How to break AES/CBC/PKCS5 when key and IV are reused?
98841
Is it okay to use an HMAC of the plaintext and a (possibly distinct) key as the IV for symmetric cryptography?
44290
How can I use asymmetric encryption, such as RSA, to encrypt an arbitrary length of plaintext?
15349
Combinatorics riddle: keys and a safe
146532
Do any one-key-of-many cryptographic schemes exist?
91927
How to publish a cipher (concept)?