diff --git a/service/src/main/java/com/sv/service/api/util/Base64Encoder.java b/service/src/main/java/com/sv/service/api/util/Base64Encoder.java
new file mode 100644
index 0000000..3474104
--- /dev/null
+++ b/service/src/main/java/com/sv/service/api/util/Base64Encoder.java
@@ -0,0 +1,25 @@
+package com.sv.service.api.util;
+
+import org.apache.commons.codec.binary.Base64;
+
+public class Base64Encoder {
+    /**
+     * @param bytes
+     * @return
+     */
+    public static byte[] decode(final byte[] bytes) {
+        return Base64.decodeBase64(bytes);
+    }
+
+    /**
+     * 二进制数据编码为BASE64字符串
+     *
+     * @param bytes
+     * @return
+     * @throws Exception
+     */
+    public static String encode(final byte[] bytes) {
+        return new String(Base64.encodeBase64(bytes));
+    }
+
+}
diff --git a/service/src/main/java/com/sv/service/api/util/EncryptionUtil.java b/service/src/main/java/com/sv/service/api/util/EncryptionUtil.java
index 30d57f6..e299d21 100644
--- a/service/src/main/java/com/sv/service/api/util/EncryptionUtil.java
+++ b/service/src/main/java/com/sv/service/api/util/EncryptionUtil.java
@@ -1,8 +1,6 @@
 package com.sv.service.api.util;
 
 import org.bouncycastle.jce.provider.BouncyCastleProvider;
-import sun.misc.BASE64Decoder;
-import sun.misc.BASE64Encoder;
 
 import javax.crypto.Cipher;
 import javax.crypto.spec.SecretKeySpec;
@@ -29,7 +27,7 @@ public class EncryptionUtil {
             SecretKeySpec keySpec = new SecretKeySpec(key.getBytes(), "AES"); //生成加密解密需要的Key
             cipher.init(Cipher.ENCRYPT_MODE, keySpec);
             byte[] bytes = cipher.doFinal(str.getBytes("UTF-8"));
-            result = new BASE64Encoder().encode(bytes);
+            result = Base64Encoder.encode(bytes);
         } catch (Exception e) {
             e.printStackTrace();
         }
@@ -48,7 +46,7 @@ public class EncryptionUtil {
             Cipher cipher = Cipher.getInstance(ALGORITHM, "BC");
             SecretKeySpec keySpec = new SecretKeySpec(key.getBytes(), "AES"); //生成加密解密需要的Key
             cipher.init(Cipher.DECRYPT_MODE, keySpec);
-            byte[] bytes = new BASE64Decoder().decodeBuffer(content);
+            byte[] bytes = Base64Encoder.decode(content.getBytes());
             byte[] decoded = cipher.doFinal(bytes);
             result = new String(decoded, "UTF-8");
         } catch (Exception e) {