XOR, often written ⊕, is one of the basic operations on bits and bit-sequences. It is a building block of many cryptographic primitives (and some higher-level algorithms, like modes of operations).

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Using the Vigenere Cipher to find key

Given a ciphertext message that was generated using the XOR cipher and a bit string found in the plaintext, how can you find the key that can be used to map the plaintext to the ciphertext?
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Infer encoding mechanism from $n$-grams distance?

I have a series of obfuscated strings which across the set of strings have regions of high variance and regions of low variance – implying some encoding mechanism as opposed to an encryption procedure ...
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(bfxor) BruteForcer XOR v1.2 - Data Dictionary Attack on 64-bit Keys

This is Reptor/xorcoder from Germany again. Yesterday I resumed work on bfxor, my brute-forcing tool with which it's possible to hack XOR encrypted data, mostly text, up to 64-bit keys (8 chars). The ...
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Key length requirement in a simple XOR implementation

I don't have much previous experience at all with cryptography, this is pretty much the first time I've tried anything similar. I'm trying to implement an extremely simple XOR encryption system in ...
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Plain cascade and Xor cascade

I have seen in few places (mostly papers) talking about plain cascade and XOR cascade. I know what is cascade cipher is but I am not clear about what these are. Can anyone help to understand using ...