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Jun
11
answered Is there a cryptographic algorithm which is immune to side channel attacks?
Jun
5
asked Is the one-time-pad a secure system according to modern definitions?
Mar
7
answered Encryption of numeric value using playfair
Feb
19
answered Given infinite unencrypted and encrypted texts, can I find the algorithm?
Nov
9
answered How Secure is a Pronounceable Password? In means of entropy
Nov
9
answered Is it possible to decrypt the entire message with one half of the key in this example?
Sep
28
answered Cryptographic data structure: sparse array without membership test
Sep
27
answered Is deniable error-correction possible?
Sep
23
answered Understanding Pseudo Random Generators
Sep
23
answered Key management for military GPS receivers
Sep
16
answered The difference between being not strongly collision resistant, and not weakly collision resistant?
Sep
12
answered Are there cryptographic hash functions with homomorphic properties?
Sep
1
answered Repeatable crypto
Aug
28
answered Security of very simple XOR with random?
Aug
26
answered Good challenges for a crypto competition for teenagers
Aug
26
answered Good challenges for a crypto competition for teenagers
Aug
8
answered How feasible is word-level frequency analysis over English (or any language)?
Jul
28
answered How does a rolling code work?
Jul
5
answered Encrypting text file line by line with stable encryption
May
3
answered Encrypting a short phrase into two keys. both with length of 32letters