Toy version of the sweet32 attack
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Nov 24, 2017 - Python
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birthday-attack
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Birthday attack on a hash function derived from SHA-256 using CUDA for the module "Kryptologie" at the HTWK Leipzig
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Mar 19, 2016 - Cuda
A (dummy) implementation of the SHA-1 encryption algorithm written for educational purposes. Includes a birthday attack which finds collisions on the first 32 bits of different output digests.
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Apr 16, 2021 - Python
Brute-force preimage and collision attacks against truncated SHA-1 in Java, measuring work against the birthday bound
java security cryptography brute-force sha1 birthday-attack hash-function preimage-attack collision-attack cryptographic-attack
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Jul 22, 2026 - Java
Browser-based DES demo — full 16-round Feistel with real S-boxes, PC-1/PC-2 key schedule and IP/FP, checked against archived NIST CAVP vectors. Complementation, 2DES meet-in-the-middle, and Sweet32: a 64-bit block colliding at the birthday bound to leak a repeated plaintext out of CBC.
cryptography cryptanalysis cbc-mode des key-schedule meet-in-the-middle birthday-attack block-cipher sweet32 feistel-network triple-des crypto-lab
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Aug 23, 2026 - TypeScript
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