From 351629e334cdd1b4ec98743b94090980253981ad Mon Sep 17 00:00:00 2001
From: duandazhi <ab601026460@163.com>
Date: Tue, 27 Jul 2021 14:40:57 +0800
Subject: [PATCH] =?UTF-8?q?SM4=20=E5=A2=9E=E5=8A=A0=E7=B1=BB=E6=B3=A8?=
 =?UTF-8?q?=E9=87=8A=EF=BC=9B=E6=96=B0=E6=89=8B=EF=BC=8C=E7=9C=8B=E5=88=B0?=
 =?UTF-8?q?=20SM4=20=E8=BF=98=E6=98=AF=E6=9C=89=E7=82=B9=E8=92=99=E5=9C=88?=
 =?UTF-8?q?=E7=9A=84?=
MIME-Version: 1.0
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---
 .../src/main/java/cn/hutool/crypto/symmetric/SM4.java        | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/hutool-crypto/src/main/java/cn/hutool/crypto/symmetric/SM4.java b/hutool-crypto/src/main/java/cn/hutool/crypto/symmetric/SM4.java
index 2f592dcf6..72dd9b9cd 100644
--- a/hutool-crypto/src/main/java/cn/hutool/crypto/symmetric/SM4.java
+++ b/hutool-crypto/src/main/java/cn/hutool/crypto/symmetric/SM4.java
@@ -12,6 +12,11 @@ import javax.crypto.spec.IvParameterSpec;
 /**
  * SM4实现
  *
+ * 国密算法
+ * 1、非对称加密和签名：SM2
+ * 2、摘要签名算法：SM3
+ * 3、对称加密：SM4
+ *
  * @author Looly
  * @since 4.6.8
  */