安全哈希算法（Secure Hash Algorithm）主要适用于数字签名标准（Digital Signature Standard DSS）里面定义的数字签名算法（Digital Signature Algorithm DSA）。-Secure Hash Algorithm (Secure Hash Algorithm) is mainly applied in the Digital Signature Standard (Digital Signature Standard DSS) w

详细的DSA源码，并经过验证和分析，对DSA数字签名的安全分析非常有用-DSA source in detail and validated and analyzed, the DSA digital signature safety analysis is very useful