Can a block cipher encrypt the message to itself (plaintext equal to ciphertext)
104986
Does AES have any fixed-points?
120264
Can I find the encryption key if I know the plain text and the encrypted text (DES and AES)?
27598
Can you create a strong blockcipher with small blocksize, given a strong blockcipher of conventional blocksize?
62785
Encrypt and decrypt a string in C#?
5351
How do I apply differential cryptanalysis to a block cipher?
17565
Difference between stream cipher and block cipher
75496
Encrypt string in Python
84841
Is CBC mode with a fixed IV secure, if a counter is prepended to the plaintext?
120462
How is a public key actually used to encrypt something?
79726
Inverse public-key encryption
124944
Security of GCM if Implemented with Stream Cipher instead of Block Cipher
54124
How to generate a ciphertext independently decodable with multiple keys?
86669
Is it feasible to build a stream cipher from a cryptographic hash function?
103578
Affine cipher : Why it is required to have GCD(a, m) equals to 1
157959
Difference between encrypting something and hashing something
87803
Can CBC ciphertext be decrypted if the key is known, but the IV not?
40477
Is a book cipher provably secure?