In this paper we survey the new advances in the research on computer cipher, focusing on block cipher, sequence cipher, public key cipher and chaos cipher.
本文综述了计算机密码学在分组密码，序列密码，公钥密码，混沌密码等方面研究的新进展。
The relationship between chaos and cryptography from the piontview of chaotic stream cipher and chaotic block cipher is discussed in detail.
从混沌流密码和混沌分组密码的角度讨论了混沌和密码学之间的关系。
In this paper, a new planar chaos map is presented which is tent map on square, and it is applied in stream cipher.
提出了一种新的二维混沌映射—平面方体上的帐篷映射，并用于流密码的构造。
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