/// <summary>
/// Rsa解密
/// </summary>
/// <param name="data">待解密的字节码</param>
/// <param name="cipherMode">密码模式</param>
/// <param name="cipherPadding">填充方式</param>
/// <param name="isPublicKey">是否公钥</param>
/// <param name="base64Key">BASE64编码的公钥</param>
/// <returns>返回Rsa解密后的字节码</returns>
public static byte[] RsaDecrypt(this byte[] data, bool isPublicKey, string base64Key, CipherMode cipherMode, CipherPadding cipherPadding)
{
ICipherParameters cipherParameters;
if (isPublicKey)
{
cipherParameters = RSAUtilities.GetKeyParameterFormPrivateKey(base64Key);
}
else
{
cipherParameters = RSAUtilities.GetKeyParameterFormPublicKey(base64Key);
}
return(SecurityExtension.Encrypt(data, CipherAlgorithm.RSA, cipherMode, cipherPadding, cipherParameters));
}
/// <summary>
/// 使用公钥Rsa解密
/// <para>
/// 如果PKCS#8格式的公钥则使用 <see cref="RsaEncryptByPublicKey"/>
/// </para>
/// <para>
/// 如果PKCS#1格式的公钥则使用 <see cref="RsaEncryptByAsn1PublicKey"/>
/// </para>
/// </summary>
/// <param name="data">待解密的字节码</param>
/// <param name="publicKey">PKCS#1的BASE64编码的公钥（BASE64编码）</param>
/// <param name="cipherMode">密码模式</param>
/// <param name="cipherPadding">填充方式</param>
/// <returns>返回Rsa加密后的字节码</returns>
public static byte[] RsaEncryptByAsn1PublicKey(this byte[] data, string publicKey, CipherMode cipherMode, CipherPadding cipherPadding)
{
var cipherParameters = RSAUtilities.GetPublicKeyParameterFormAsn1PublicKey(publicKey);
return(SecurityExtension.Encrypt(data, CipherAlgorithm.RSA, cipherMode, cipherPadding, cipherParameters));
}
