| 摘要 |
This invention discloses a method and an apparatus for processing stream encryption/decryption and more particularly to a diffusion operation of a matrix of at least one dimension including a displacement and an exclusion or (XOR), so that a plurality of diffused starting positions is converted into a diffused function operation for quickly and continuously performing an XOR operation with a plaintext (or ciphertext) stream to generate a ciphertext (or plaintext) stream.
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