提交当前本机整理版本

2026-07-02 10:11:39 +00:00
parent c10a5d64c7
commit aacefa24f8
822 changed files with 196665 additions and 14263 deletions
@@ -14,4 +14,26 @@ namespace Lskj.QueryEssentialInfo
        public static byte[] Encrypt(string plainText, string publicKeyXml)
        {
            byte[] dataToEncrypt = Encoding.UTF8.GetBytes(plainText);
-            using (RSACryptoServi
+            using (RSACryptoServiceProvider rsa = new RSACryptoServiceProvider())
+            {
+                rsa.FromXmlString(publicKeyXml);
+                // 默认使用PKCS#1 v1.5填充，4.0版本不支持OAEP-SHA256，只能用OAEP-SHA1，且需要指定true
+                return rsa.Encrypt(dataToEncrypt, false);
+            }
+        }
+        public static string ToXmlPublicKey(string pubilcKey)
+        {
+            RsaKeyParameters rsaKeyParameters = PublicKeyFactory.CreateKey(Convert.FromBase64String(pubilcKey)) as RsaKeyParameters;
+            using (RSACryptoServiceProvider rsa = new RSACryptoServiceProvider())
+            {
+                RSAParameters rsaParams = new RSAParameters
+                {
+                    Modulus = rsaKeyParameters.Modulus.ToByteArrayUnsigned(),
+                    Exponent = rsaKeyParameters.Exponent.ToByteArrayUnsigned()
+                };
+                rsa.ImportParameters(rsaParams);
+                return rsa.ToXmlString(false);
+            }
+        }
+    }
+}