KCipher-2 is a symmetric-key block cipher that is part of the KCipher family of encryption algorithms. It was designed in Japan and is known for its speed and efficiency in both hardware and software implementations. KCipher-2 operates on 64-bit blocks of plaintext and supports key sizes of 128 bits. The design of KCipher-2 focuses on providing a good balance of security and performance, making it suitable for various applications, including embedded systems and wireless communications.
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