84 lines
2.9 KiB
C#
84 lines
2.9 KiB
C#
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using System.IO;
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using System.Security.Cryptography;
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using System.Text;
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public class EncryptUtils
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{
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#if UNITY_EDITOR
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[UnityEditor.MenuItem("Framework/加密key生成")]
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static private void GenRSAKey()
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{
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RSACryptoServiceProvider rsa = new RSACryptoServiceProvider();
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string publickey = rsa.ToXmlString(false);
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string privatekey = rsa.ToXmlString(true);
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}
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#endif
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static public byte[] RSAEncrypt(string publickey, byte[] content)
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{
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RSACryptoServiceProvider rsa = new RSACryptoServiceProvider();
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byte[] cipherbytes;
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rsa.FromXmlString(publickey);
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cipherbytes = rsa.Encrypt(content, false);
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return cipherbytes;
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}
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static public byte[] RSADecrypt(string privatekey, byte[] content)
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{
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RSACryptoServiceProvider rsa = new RSACryptoServiceProvider();
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byte[] cipherbytes;
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rsa.FromXmlString(privatekey);
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cipherbytes = rsa.Decrypt(content, false);
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return cipherbytes;
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}
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public static byte[] DESEncrypt(byte[] data, string desrgbKey, string desrgbIV)
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{
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DESCryptoServiceProvider des = new DESCryptoServiceProvider();
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MemoryStream memoryStream = new MemoryStream();
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byte[] desrgbKeyBs = Encoding.UTF8.GetBytes(desrgbKey);
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byte[] desrgbIVBs = Encoding.UTF8.GetBytes(desrgbIV);
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CryptoStream cryptoStream = new CryptoStream(memoryStream, des.CreateEncryptor(desrgbKeyBs, desrgbIVBs), CryptoStreamMode.Write);
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cryptoStream.Write(data, 0, data.Length);
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cryptoStream.FlushFinalBlock();
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return memoryStream.ToArray();
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}
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public static byte[] DESDecrypt(byte[] data, string desrgbKey, string desrgbIV)
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{
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DESCryptoServiceProvider des = new DESCryptoServiceProvider();
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MemoryStream memoryStream = new MemoryStream();
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byte[] desrgbKeyBs = Encoding.UTF8.GetBytes(desrgbKey);
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byte[] desrgbIVBs = Encoding.UTF8.GetBytes(desrgbIV);
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CryptoStream cryptoStream = new CryptoStream(memoryStream, des.CreateDecryptor(desrgbKeyBs, desrgbIVBs), CryptoStreamMode.Write);
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cryptoStream.Write(data, 0, data.Length);
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cryptoStream.FlushFinalBlock();
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return memoryStream.ToArray();
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}
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public static byte[] AESEncrypt(byte[] data, string key)
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{
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RijndaelManaged aes256 = new RijndaelManaged();
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aes256.Key = Encoding.UTF8.GetBytes(key);
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aes256.Mode = CipherMode.ECB;
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aes256.Padding = PaddingMode.PKCS7;
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return aes256.CreateEncryptor().TransformFinalBlock(data, 0, data.Length);
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}
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public static byte[] AESDecrypt(byte[] data, string key)
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{
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RijndaelManaged aes256 = new RijndaelManaged();
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aes256.Key = Encoding.UTF8.GetBytes(key);
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aes256.Mode = CipherMode.ECB;
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aes256.Padding = PaddingMode.PKCS7;
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return aes256.CreateDecryptor().TransformFinalBlock(data, 0, data.Length);
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}
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}
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