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inxjfuuu/SM2_SM3_SM4Encrypt (press backspace or delete to remove)

!--国密依赖包-- !-- https://mvnrepository.com/artifact/org.bouncycastle/bcpkix-jdk15on -- !-- dependency groupId org.bouncycastle /groupId artifactId bcpkix-jdk15on /artifactId version 1.57 /version ...
  • xueyuanhong
  • Opened 
    on Dec 25, 2023
  • #17

硬件密码介质,如密码机等,在签名过程中z值不参与,请教下基于bc库如何实现呢? 签名结果不带z值的验签,可参考 https://i.goto327.top/CryptTools/SM2.aspx 进行不带Z值签名验证。 请大佬指导下。
  • Jeery-Wang
  • 1
  • Opened 
    on Nov 13, 2023
  • #16

src/main/java/cn/xjfme/encrypt/utils/sm2/SM2SignVerUtils.java 变量bis等未关闭流
  • linenlin01
  • Opened 
    on Jul 18, 2022
  • #15

SM2对接加密机的时候 需要怎么对接呀 我用软加密然后掉加密机接口的时候报公私钥不对
  • caopeizhenn
  • 1
  • Opened 
    on Jul 6, 2022
  • #14

为了标准化输入输出,我对 SM4Utils 作了入参、出参改造,全部以byte[]来表示,由于iv是一个固定值,采用了new byte[16]这样一个字节数组对象,结果发现这个iv对象在解密时发生了改变,于是解密失败。希望能算法里能复制一组iv使用,与入参隔离。
  • xunsan
  • Opened 
    on Mar 10, 2022
  • #12

sm4填充计算是否有问题? 注释是这样的 //填充:hex必须是32的整数倍填充 ,填充的是80 00 00 00 计算是否需要填充是这样的 int p = 16 - input.length % 16; 但当input.length为32时,p为16,填充完则为48,不是32的整数倍 所以应该做一个判断,p小于16才填充,因为等于16的时候,刚好就是32的整数倍
  • 463010817
  • 4
  • Opened 
    on Dec 22, 2021
  • #10

这里用了两次SM3Digest.update。这个两次是什么意思呢
  • cw0226
  • Opened 
    on Dec 1, 2021
  • #9

在SecurityTestAll.java文件中,将密钥对换成: String prikey = 046200dc15652d755ba776ab517215e1a2b781896e9639f333562eff73cbec4b9b24c67721f945fe97f109d045dc5cfc59aa264265acc910c573488ec10d295d2d ; String pubkey = f700bd1001d7b567cce0eb600aae61307acecf9b0ac821c7565493c5ae9e6e52 ...
bug
  • zero578
  • 2
  • Opened 
    on Mar 13, 2021
  • #7
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