• PKCS #1: RSA Cryptography Standard RSA密码标准 • PKCS #7: Cryptographic Message Syntax Standard密文信息语法标准 • PKCS #10: Certification Request Syntax Standard认证请求语法标准 • PKCS #11: Cryptographic Token Interface Standard密码令牌接口标准 • PKCS #12: Personal Information Exchange Syntax Standard 个人信息交换语法标准