diff --git a/crypto/md5.go b/crypto/md5.go
index 4550193..8071483 100644
--- a/crypto/md5.go
+++ b/crypto/md5.go
@@ -2,6 +2,7 @@ package crypto
 
 import (
 	"bufio"
+	"crypto/hmac"
 	"crypto/md5"
 	"encoding/hex"
 	"fmt"
@@ -53,3 +54,10 @@ func (c *Crypto) Md5EncodeFile(filename string) (string, error) {
 	checksum := fmt.Sprintf("%x", hash.Sum(nil))
 	return checksum, nil
 }
+
+// Md5Hmac return the hmac hash of string use md5
+func (c *Crypto) Md5Hmac(data, key string) string {
+	h := hmac.New(md5.New, []byte(key))
+	h.Write([]byte(data))
+	return hex.EncodeToString(h.Sum([]byte("")))
+}
diff --git a/crypto/md5_test.go b/crypto/md5_test.go
index f9183ed..234bf3f 100644
--- a/crypto/md5_test.go
+++ b/crypto/md5_test.go
@@ -20,3 +20,8 @@ func TestCrypto_Md5EncodeFile(t *testing.T) {
 	fmt.Println(cryptoTool.Md5EncodeFile(filePath))
 	//fea07bd54d5c1841a682b408fbbb0cf8 <nil>
 }
+
+func TestCrypto_Md5Hmac(t *testing.T) {
+	fmt.Println(cryptoTool.Md5Hmac("hello world!", "123456"))
+	//0869302654295f1e6100539678192559
+}
diff --git a/crypto/sha.go b/crypto/sha.go
new file mode 100644
index 0000000..01614a6
--- /dev/null
+++ b/crypto/sha.go
@@ -0,0 +1,52 @@
+package crypto
+
+import (
+	"crypto/hmac"
+	"crypto/sha1"
+	"crypto/sha256"
+	"crypto/sha512"
+	"encoding/hex"
+)
+
+// Sha1Encode return the sha1 value (SHA-1 hash algorithm) of string
+func (c *Crypto) Sha1Encode(data string) string {
+	sha1 := sha1.New()
+	sha1.Write([]byte(data))
+	return hex.EncodeToString(sha1.Sum([]byte("")))
+}
+
+// Sha256Encode Sha256加密
+func (c *Crypto) Sha256Encode(src string) string {
+	m := sha256.New()
+	m.Write([]byte(src))
+	res := hex.EncodeToString(m.Sum(nil))
+	return res
+}
+
+// Sha512Encode return the sha512 value (SHA512 hash algorithm) of string
+func (c *Crypto) Sha512Encode(data string) string {
+	sha512 := sha512.New()
+	sha512.Write([]byte(data))
+	return hex.EncodeToString(sha512.Sum([]byte("")))
+}
+
+// Sha1Hmac return the hmac hash of string use sha1
+func (c *Crypto) Sha1Hmac(data, key string) string {
+	h := hmac.New(sha1.New, []byte(key))
+	h.Write([]byte(data))
+	return hex.EncodeToString(h.Sum([]byte("")))
+}
+
+// Sha256Hmac return the hmac hash of string use sha256
+func (c *Crypto) Sha256Hmac(data, key string) string {
+	h := hmac.New(sha256.New, []byte(key))
+	h.Write([]byte(data))
+	return hex.EncodeToString(h.Sum([]byte("")))
+}
+
+// Sha512Hmac return the hmac hash of string use sha512
+func (c *Crypto) Sha512Hmac(data, key string) string {
+	h := hmac.New(sha512.New, []byte(key))
+	h.Write([]byte(data))
+	return hex.EncodeToString(h.Sum([]byte("")))
+}
diff --git a/crypto/sha256.go b/crypto/sha256.go
deleted file mode 100644
index 3286a44..0000000
--- a/crypto/sha256.go
+++ /dev/null
@@ -1,14 +0,0 @@
-package crypto
-
-import (
-	"crypto/sha256"
-	"encoding/hex"
-)
-
-// Sha256加密
-func (c *Crypto) Sha256Encode(src string) string {
-	m := sha256.New()
-	m.Write([]byte(src))
-	res := hex.EncodeToString(m.Sum(nil))
-	return res
-}
diff --git a/crypto/sha256_test.go b/crypto/sha256_test.go
deleted file mode 100644
index 87d107a..0000000
--- a/crypto/sha256_test.go
+++ /dev/null
@@ -1,11 +0,0 @@
-package crypto
-
-import (
-	"fmt"
-	"testing"
-)
-
-func TestSha256Encode(t *testing.T) {
-	fmt.Println(cryptoTool.Sha256Encode("hello world!"))
-	//7509e5bda0c762d2bac7f90d758b5b2263fa01ccbc542ab5e3df163be08e6ca9
-}
diff --git a/crypto/sha_test.go b/crypto/sha_test.go
new file mode 100644
index 0000000..53647d2
--- /dev/null
+++ b/crypto/sha_test.go
@@ -0,0 +1,24 @@
+package crypto
+
+import (
+	"fmt"
+	"testing"
+)
+
+func TestShaEncode(t *testing.T) {
+	fmt.Println(cryptoTool.Sha256Encode("hello world!"))
+	//7509e5bda0c762d2bac7f90d758b5b2263fa01ccbc542ab5e3df163be08e6ca9
+	fmt.Println(cryptoTool.Sha1Encode("hello world!"))
+	//430ce34d020724ed75a196dfc2ad67c77772d169
+	fmt.Println(cryptoTool.Sha512Encode("hello world!"))
+	//db9b1cd3262dee37756a09b9064973589847caa8e53d31a9d142ea2701b1b28abd97838bb9a27068ba305dc8d04a45a1fcf079de54d607666996b3cc54f6b67c
+}
+
+func TestCrypto_ShaHmac(t *testing.T) {
+	fmt.Println(cryptoTool.Sha1Hmac("hello world!", "123456"))
+	//397d14b5c064f1f3a19c2e8d1f5108d797a47a3c
+	fmt.Println(cryptoTool.Sha256Hmac("hello world!", "123456"))
+	//03c6198ea823af32c338b1524d1653ccc065c06af916495a178208189555d428
+	fmt.Println(cryptoTool.Sha512Hmac("hello world!", "123456"))
+	//8a432b00e63bbca7fe42d75d2517724af89f0d5404b42b828adbbcb87b1916e73c3a4186adab399ba636aee431ee35a238e75e87f29583189ca1502d3da9885e
+}