diff --git a/core/browser.go b/core/browser.go
index 7c25505..fae0d93 100644
--- a/core/browser.go
+++ b/core/browser.go
@@ -35,10 +35,10 @@ type Browser interface {
 	// GetSecretKey return browser secret key
 	GetSecretKey() []byte
 
-	// GetAllItems return all of items (password|bookmark|cookie|history)
+	// GetAllItems return all items (password|bookmark|cookie|history)
 	GetAllItems() ([]data.Item, error)
 
-	// GetItem return single one from password|bookmark|cookie|history
+	// GetItem return single one from the password|bookmark|cookie|history
 	GetItem(itemName string) (data.Item, error)
 }
 
@@ -125,7 +125,7 @@ type Chromium struct {
 	secretKey   []byte
 }
 
-// NewChromium return chromium browser interface
+// NewChromium return Chromium browser interface
 func NewChromium(profile, key, name, storage string) (Browser, error) {
 	return &Chromium{profilePath: profile, keyPath: key, name: name, storage: storage}, nil
 }
@@ -139,7 +139,7 @@ func (c *Chromium) GetSecretKey() []byte {
 }
 
 // GetAllItems return all chromium items from browser
-// if can't find item path, log error then continue
+// if can't find the item path, log error then continue
 func (c *Chromium) GetAllItems() ([]data.Item, error) {
 	var items []data.Item
 	for item, choice := range chromiumItems {
@@ -238,13 +238,13 @@ func (f *Firefox) GetName() string {
 }
 
 // GetSecretKey for firefox is always nil
-// this method use to implement Browser interface
+// this method used to implement Browser interface
 func (f *Firefox) GetSecretKey() []byte {
 	return nil
 }
 
 // InitSecretKey for firefox is always nil
-// this method use to implement Browser interface
+// this method used to implement Browser interface
 func (f *Firefox) InitSecretKey() error {
 	return nil
 }
@@ -316,7 +316,7 @@ func getItemPath(profilePath, file string) (string, error) {
 	return "", fmt.Errorf("find %s failed", file)
 }
 
-// getKeyPath try get key file path with browser's profile path
+// getKeyPath try to get key file path with the browser's profile path
 // default key file path is in the parent directory of the profile dir, and name is [Local State]
 func getKeyPath(profilePath string) (string, error) {
 	if _, err := os.Stat(filepath.Clean(profilePath)); os.IsNotExist(err) {
diff --git a/core/browser_windows.go b/core/browser_windows.go
index 5be9bec..eef748c 100644
--- a/core/browser_windows.go
+++ b/core/browser_windows.go
@@ -112,7 +112,7 @@ var (
 	errBase64DecodeFailed = errors.New("decode base64 failed")
 )
 
-// InitSecretKey on Windows with win32 DPAPI
+// InitSecretKey with win32 DPAPI
 // conference from @https://gist.github.com/akamajoris/ed2f14d817d5514e7548
 func (c *Chromium) InitSecretKey() error {
 	if c.keyPath == "" {
diff --git a/core/decrypt/decrypt.go b/core/decrypt/decrypt.go
index c8407ab..9304c0e 100644
--- a/core/decrypt/decrypt.go
+++ b/core/decrypt/decrypt.go
@@ -100,21 +100,21 @@ func (n NssPBE) Decrypt(globalSalt, masterPwd []byte) (key []byte, err error) {
 
 /* META Struct
 SEQUENCE (2 elem)
-  SEQUENCE (2 elem)
-    OBJECT IDENTIFIER
-    SEQUENCE (2 elem)
-      SEQUENCE (2 elem)
-        OBJECT IDENTIFIER
-        SEQUENCE (4 elem)
-          OCTET STRING (32 byte)
-          INTEGER 1
-          INTEGER 32
-          SEQUENCE (1 elem)
-            OBJECT IDENTIFIER
-      SEQUENCE (2 elem)
-        OBJECT IDENTIFIER
-        OCTET STRING (14 byte)
-  OCTET STRING (16 byte)
+	SEQUENCE (2 elem)
+    	OBJECT IDENTIFIER
+    	SEQUENCE (2 elem)
+      	SEQUENCE (2 elem)
+        	OBJECT IDENTIFIER
+        	SEQUENCE (4 elem)
+          	OCTET STRING (32 byte)
+          		INTEGER 1
+          		INTEGER 32
+          		SEQUENCE (1 elem)
+            	OBJECT IDENTIFIER
+      	SEQUENCE (2 elem)
+        	OBJECT IDENTIFIER
+        	OCTET STRING (14 byte)
+  	OCTET STRING (16 byte)
 */
 type MetaPBE struct {
 	MetaSequenceA
@@ -176,7 +176,7 @@ func PKCS5UnPadding(src []byte) []byte {
 	return src[:(length - unpad)]
 }
 
-// Des3Decrypt use for decrypt firefox PBE
+// des3Decrypt use for decrypt firefox PBE
 func des3Decrypt(key, iv []byte, src []byte) ([]byte, error) {
 	block, err := des.NewTripleDESCipher(key)
 	if err != nil {
@@ -201,11 +201,11 @@ func PaddingZero(s []byte, l int) []byte {
 	}
 }
 
-/*
+/* Login Struct
 SEQUENCE (3 elem)
 	OCTET STRING (16 byte)
 	SEQUENCE (2 elem)
-		OBJECT IDENTIFIER 1.2.840.113549.3.7 des-EDE3-CBC (RSADSI encryptionAlgorithm)
+		OBJECT IDENTIFIER
 		OCTET STRING (8 byte)
 	OCTET STRING (16 byte)
 */