PKCS#1的规范，国际上通用的密码行业标准，提供统一的API接口，屏蔽各个加密设备之间的安全差异。-PKCS # 1 norms, the international generic passwords industry standards, to provide a unified API interface, Shielding all encryption equipment differences between the security.

PKCS#3是美国RSA公司提出的加密行业的一种规范和统一的API接口。-PKCS # 3 is the company RSA encryption industry a unified and standardized API interface.

pkcs#1 pkcs#1 pkcs#1