Public key encryption without ciphertext expansion
137408
Asymmetric format preserving encryption?
138517
Is there a cryptography algorithm that will remain safe if P=NP?
45556
Is there a cryptographic algorithm which is immune to side channel attacks?
133525
Easily reversible hash functions as a method of data transmission
147696
Security equivalence proofs for breaking RSA
34578
Kerckhoffs’ principles – Why should I make my cipher public?
82438
How to combine symmetric and asymmetric encryption?
76954
Are there any cryptographic algorithms, which lets the user apply some modifications on the encoded data, without decoding it?
35531
Block cipher fixed points (plaintext equal to ciphertext)
143728
Is there a way of maintaining malleability in a homomorphic encryption system while making it infeasible to perform chosen ciphertext attacks?
145330
What are the alternatives for storing client side encrypted data?
120462
How is a public key actually used to encrypt something?
54124
How to generate a ciphertext independently decodable with multiple keys?
131888
How can I encrypt plain text with a password on Linux?
75496
Encrypt string in Python
6321
How can I do a brute force (ciphertext only) attack on an CBC-encrypted message?
139568
Can double-encrypting be easier to break then either algorithm on its own?