在C#中模拟linux openssl命令

using System.Security.Cryptography;
using System.Text;

public static class OpenSSLHelper
{
    public static string Encrypt(string plainText, string publicKey)
    {
        byte[] plainBytes = Encoding.UTF8.GetBytes(plainText);
        using (var rsa = new RSACryptoServiceProvider())
        {
            rsa.FromXmlString(publicKey);
            byte[] encryptedBytes = rsa.Encrypt(plainBytes, false);
            return Convert.ToBase64String(encryptedBytes);
        }
    }

    public static string Decrypt(string encryptedText, string privateKey)
    {
        byte[] encryptedBytes = Convert.FromBase64String(encryptedText);
        using (var rsa = new RSACryptoServiceProvider())
        {
            rsa.FromXmlString(privateKey);
            byte[] decryptedBytes = rsa.Decrypt(encryptedBytes, false);
            return Encoding.UTF8.GetString(decryptedBytes);
        }
    }
}

string publicKey = "<公钥内容>";
string privateKey = "<私钥内容>";
string plainText = "Hello, World!";

string encryptedText = OpenSSLHelper.Encrypt(plainText, publicKey);
string decryptedText = OpenSSLHelper.Decrypt(encryptedText, privateKey);

Console.WriteLine("加密后的文本：" + encryptedText);
Console.WriteLine("解密后的文本：" + decryptedText);