From 6919191156af0cfe34f913b35677d50719685763 Mon Sep 17 00:00:00 2001
From: Sun Yimin <emmansun@users.noreply.github.com>
Date: Wed, 15 May 2024 09:49:11 +0800
Subject: [PATCH] =?UTF-8?q?Updated=20SM2=E5=8A=A0=E8=A7=A3=E5=AF=86?=
 =?UTF-8?q?=E6=80=A7=E8=83=BD=20(markdown)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 SM2加解密性能.md | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/SM2加解密性能.md b/SM2加解密性能.md
index 1f12daf..52b0688 100644
--- a/SM2加解密性能.md
+++ b/SM2加解密性能.md
@@ -87,5 +87,21 @@ BenchmarkHash8K-6
 * 每次哈希运算相互无依赖，可以并行计算。这个优化比较复杂，代码量大。
 
 # 结论
+经过KDF共享Z状态优化后：
+```
+goos: windows
+goarch: amd64
+pkg: github.com/emmansun/gmsm/sm2
+cpu: Intel(R) Core(TM) i5-9500 CPU @ 3.00GHz
+BenchmarkEncrypt1024_SM2
+BenchmarkEncrypt1024_SM2-6
+   15978	     74357 ns/op	  13.77 MB/s	    3880 B/op	      14 allocs/op
+BenchmarkSM4CBCEncrypt1K
+BenchmarkSM4CBCEncrypt1K-6
+  142844	      8071 ns/op	 126.88 MB/s	       0 B/op	       0 allocs/op   
+BenchmarkSM4GCMSeal1K
+BenchmarkSM4GCMSeal1K-6
+  514671	      2036 ns/op	 502.89 MB/s	       0 B/op	       0 allocs/op 
+```
 总体而言，SM2加密算法并不适合大数据量的加密。