diff --git a/README.md b/README.md
index 8d382b5..84bff23 100644
--- a/README.md
+++ b/README.md
@@ -8,6 +8,7 @@ Utils for golang
 
 + redisutil
 + dbutil
++ cryptoutil
 
 #### v0.2.0
 
diff --git a/utils/cryptoutil/CryptoUtil.go b/utils/cryptoutil/CryptoUtil.go
index 0063fa8..ef33d5a 100644
--- a/utils/cryptoutil/CryptoUtil.go
+++ b/utils/cryptoutil/CryptoUtil.go
@@ -4,7 +4,10 @@ import (
 	"bytes"
 	"crypto/aes"
 	"crypto/cipher"
+	"crypto/md5"
+	"crypto/sha1"
 	"encoding/base64"
+	"fmt"
 	"github.com/jumpingcoder/quickutil4go/utils/logutil"
 	"strings"
 )
@@ -21,6 +24,16 @@ func Base64Decrypt(content string) []byte {
 	return output
 }
 
+func MD5Encrypt(content []byte) string {
+	sum := md5.Sum(content)
+	return fmt.Sprintf("%x", sum)
+}
+
+func SHA1Encrypt(content []byte) string {
+	sum := sha1.Sum(content)
+	return fmt.Sprintf("%x", sum)
+}
+
 func AESCBCEncrypt(content []byte, key []byte, iv []byte) []byte {
 	block, err := aes.NewCipher(key)
 	if err != nil {
diff --git a/utils/cryptoutil/CryptoUtil_test.go b/utils/cryptoutil/CryptoUtil_test.go
index 308ccbd..9e666d9 100644
--- a/utils/cryptoutil/CryptoUtil_test.go
+++ b/utils/cryptoutil/CryptoUtil_test.go
@@ -11,3 +11,7 @@ func TestEncryptConfigHandler(t *testing.T) {
 func TestDecryptConfigHandler(t *testing.T) {
 	t.Log(DecryptConfigHandler("ENC(ozPh7o7XOvEup69IjSAbOg==)", "0000000011111111"))
 }
+
+func TestMD5Encrypt(t *testing.T) {
+	t.Log(MD5Encrypt([]byte("123456")))
+}