diff --git a/jeecg-boot/jeecg-boot-base/jeecg-boot-base-core/src/main/java/org/jeecg/common/util/MD5Util.java b/jeecg-boot/jeecg-boot-base/jeecg-boot-base-core/src/main/java/org/jeecg/common/util/MD5Util.java
deleted file mode 100644
index d79f3a5a..00000000
--- a/jeecg-boot/jeecg-boot-base/jeecg-boot-base-core/src/main/java/org/jeecg/common/util/MD5Util.java
+++ /dev/null
@@ -1,47 +0,0 @@
-package org.jeecg.common.util;
-
-import java.security.MessageDigest;
-
-/**
- * @Description: 加密工具
- * @author: jeecg-boot
- */
-public class Md5Util {
-
-    private static final String[] HEXDIGITS = { "0", "1", "2", "3", "4", "5",
-            "6", "7", "8", "9", "a", "b", "c", "d", "e", "f" };
-
-	public static String byteArrayToHexString(byte[] b) {
-		StringBuffer resultSb = new StringBuffer();
-		for (int i = 0; i < b.length; i++){
-			resultSb.append(byteToHexString(b[i]));
-		}
-		return resultSb.toString();
-	}
-
-	private static String byteToHexString(byte b) {
-		int n = b;
-		if (n < 0) {
-			n += 256;
-		}
-		int d1 = n / 16;
-		int d2 = n % 16;
-		return HEXDIGITS[d1] + HEXDIGITS[d2];
-	}
-
-	public static String md5Encode(String origin, String charsetname) {
-		String resultString = null;
-		try {
-			resultString = new String(origin);
-			MessageDigest md = MessageDigest.getInstance("MD5");
-			if (charsetname == null || "".equals(charsetname)) {
-				resultString = byteArrayToHexString(md.digest(resultString.getBytes()));
-			} else {
-				resultString = byteArrayToHexString(md.digest(resultString.getBytes(charsetname)));
-			}
-		} catch (Exception exception) {
-		}
-		return resultString;
-	}
-
-}