As the basis and core of information security, cryptography also attracts more and more attention. Brute force attack on symmetric cipher algorithms is an important direction of cryptography.

密码学作为信息安全的基础和核心，也越来越受到人们的关注，而暴力破解对称密码算法，是密码学研究的一个重要方向。

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In chapter 2, the basic algorithms and protocol of applied cryptography are introduced here, including symmetric-key cryptography, public-key cryptography, hash functions and key management protocols.

第二章介绍基本的应用密码学算法和密码协议，包括对称加密算法、非对称加密算法、散列函数、数字签名技术和密钥管理协议。

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This class can be flexibly used in VB to implement such cryptography algorithms as Symmetric Key, Public Key and Digital Signature.

使用该类可方便地在VB应用程序中实现对称密钥、公开密钥和数字签名算法，并且不受中英文编码方式的限制。

youdao

This class can be flexibly used in VB to implement such cryptography algorithms as Symmetric Key, Public Key and Digital Signature.

使用该类可方便地在VB应用程序中实现对称密钥、公开密钥和数字签名算法，并且不受中英文编码方式的限制。

youdao