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Apr
6
answered Do I need to know the “mode of operation” to decrypt a message encrypted with a block cipher?
Apr
6
answered Is there a preferred way/standard on how to transmit an initialization vector for AES encryption
Apr
2
answered “Weaknesses” in SHA-256d?
Mar
28
answered Can two rc4 encoded messages be XORed and decrypted if encrypted with the same key?
Mar
25
answered How to use HMAC for large ciphertexts over TLS
Mar
21
answered How large should a Diffie-Hellman p be if the messages are encrypted?
Mar
20
answered Encrypting and Decrypting a 19-digits long BigInteger
Mar
20
answered How does the rand() function in C work?
Mar
19
answered Brute forcing an HMAC
Mar
19
answered Selecting a large NUMS Safe prime
Mar
14
answered How to perform Multiplicative Inverse Modulo in IDEA
Mar
12
answered How to obtain a one-value share in Shamir's secret sharing
Mar
9
answered Can one detect if two pairs of elements in Zp have the same exponential relation?
Mar
8
answered ChaCha cipher + Poly1305
Mar
6
answered Is this encryption algorithm build from MD5 secure?
Mar
5
answered Possibility of factorisation of rsa modulus due to vulnerability in java implementation code
Mar
3
answered Simple RC4 key generation scheme
Mar
2
answered In RSA, how to make sure that $p-1$ and $q-1$ are still hard to factorize?
Mar
1
answered Is it possible to create a Bilinear Function with Already Assigned “Multiplicative” Input Groups?
Feb
27
answered How to efficiently generate a stream of independent, but biased random bits?