Common/EncryptHelper.cs

@@ -53,7 +53,7 @@ namespace Epost.Common
                 sb.Append(b.ToString("x2"));
             }
             //所有字符转为大写
-            return sb.ToString().ToUpper();
+            return sb.ToString();
         }
         #endregion
 
@@ -232,6 +232,36 @@ namespace Epost.Common
         #endregion
 
         #endregion
+
+        #region 对字符串进行Base64编码
+
+        /// <summary>
+        /// 对字符串进行Base64编码
+        /// </summary>
+        /// <param name="source"></param>
+        /// <returns>string</returns>
+        public static string Base64EnCode(string source)
+        {
+            byte[] bytes = UTF8Encoding.UTF8.GetBytes(source);
+            return Convert.ToBase64String(bytes);
+        }
+
+        #endregion
+
+        #region 对字符串进行Base64解码
+
+        /// <summary>
+        /// 对字符串进行Base64解码
+        /// </summary>
+        /// <param name="source"></param>
+        /// <returns>string</returns>
+        public static string Base64Decode(string source)
+        {
+            byte[] bytes = Convert.FromBase64String(source);
+            return UTF8Encoding.UTF8.GetString(bytes);
+        }
+
+        #endregion
     }
     #endregion
 }