标签：-o usb end ref expected windows安装 path string 密钥
前言
RSA加解密知识自行百度了解决一下
1、取得公钥与私钥方法
下载后将其发布成网站进入：http://127.0.0.1:3000/demo/index.html （各自服务器站口不一样自行）
这样就得到一公钥和私钥
另一种生成公钥与私钥的方法如下：引用 https://blog.csdn.net/qq_39081974/article/details/81059022
======================================Begin======================================
1. OpenSSL官网
官方下载地址： https://www.openssl.org/source/
2. Windows安装方法
OpenSSL官网没有提供windows版本的安装包，可以选择其他开源平台提供的工具。例如 http://slproweb.com/products/Win32OpenSSL.html
以该工具为例，安装步骤和使用方法如下：
2.1 选择32位或者64位合适的版本下载，例如Win64OpenSSL_Light-1_0_2h.exe：
2.2 设置环境变量，例如工具安装在C:\OpenSSL-Win64，则将C:\OpenSSL-Win64\bin；复制到Path中
2.3 打开命令行程序cmd（以管理员身份运行），运行以下命令:
这里路径就是保存地址
利用 openssl 生成公钥私钥
生成公钥： openssl genrsa -out rsa_private_key.pem 1024
生成私钥: openssl rsa -in rsa_private_key.pem -pubout -out rsa_public_key.pem
======================================End=======================================
2、实践（引用：https://www.jb51.net/article/117127.htm）
参数传递的+号处理，在传输时会把+变成空格，不处理后端就报错了。
1、前端代码
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<!DOCTYPE html><html><head> <meta name="viewport" content="width=device-width" /> <title>Login</title> <script src="jquery-1.10.2.min.js"></script> <script src="jsencrypt.min.js"></script> <script type="text/javascript"> $(function () { var encrypt = new JSEncrypt(); encrypt.setPublicKey($("#tra").val()); var data = encrypt.encrypt("123456789"); alert(data); $("#btn").click(function () { $.ajax({ url: ‘@Url.Action("Login")‘, data: "pwd=" + encodeURI(data).replace(/\+/g, ‘%2B‘), //+号的处理：因为数据在网络上传输时，非字母数字字符都将被替换成百分号（%）后跟两位十六进制数，而base64编码在传输到后端的时候，+会变成空格，因此先替换掉。后端再替换回来 type: ‘post‘, success: function (msg) { alert(msg); } }); }); }); </script></head><body> <div> <input type="button" id="btn" value="点我" /> <textarea id="tra" rows="15" cols="65"> MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCa4KHNwDX44gGmmIAtRu4gjVYtGWZzcm4t+1wjUD4dn7fMLPvuK7ai4UrfDeEJE1RPwudJw+lJ6crql8wSIg7/DbTl G3ihsCT6dT9H5B9OoeR7K9VWUesaW/iyVL6HXiYOANabW14pvJATDmdq91Tfgp6P SQyvdfiRdV4r07crpQIDAQAB </textarea> <hr/> 注意+号的处理 </div></body></html> |
2、后端代码
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public class IndexController : Controller{ public ActionResult Login() { return View(); } [HttpPost] public ActionResult Login(string pwd) { //密钥格式要生成pkcs#1格式的 而不是pkcs#8格式的 string privateKey = @"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"; try { RSACryptoServiceProvider rsaCryptoServiceProvider = CreateRsaProviderFromPrivateKey(privateKey); //把+号，再替换回来 byte[] res = rsaCryptoServiceProvider.Decrypt(Convert.FromBase64String(pwd.Replace("%2B","+")), false); return Content(Encoding.UTF8.GetString(res)); } catch (Exception exception) { } return Content(""); } private RSACryptoServiceProvider CreateRsaProviderFromPrivateKey(string privateKey) { var privateKeyBits = System.Convert.FromBase64String(privateKey); var RSA = new RSACryptoServiceProvider(); var RSAparams = new RSAParameters(); using (BinaryReader binr = new BinaryReader(new MemoryStream(privateKeyBits))) { byte bt = 0; ushort twobytes = 0; twobytes = binr.ReadUInt16(); if (twobytes == 0x8130) binr.ReadByte(); else if (twobytes == 0x8230) binr.ReadInt16(); else throw new Exception("Unexpected value read binr.ReadUInt16()"); twobytes = binr.ReadUInt16(); if (twobytes != 0x0102) throw new Exception("Unexpected version"); bt = binr.ReadByte(); if (bt != 0x00) throw new Exception("Unexpected value read binr.ReadByte()"); RSAparams.Modulus = binr.ReadBytes(GetIntegerSize(binr)); RSAparams.Exponent = binr.ReadBytes(GetIntegerSize(binr)); RSAparams.D = binr.ReadBytes(GetIntegerSize(binr)); RSAparams.P = binr.ReadBytes(GetIntegerSize(binr)); RSAparams.Q = binr.ReadBytes(GetIntegerSize(binr)); RSAparams.DP = binr.ReadBytes(GetIntegerSize(binr)); RSAparams.DQ = binr.ReadBytes(GetIntegerSize(binr)); RSAparams.InverseQ = binr.ReadBytes(GetIntegerSize(binr)); } RSA.ImportParameters(RSAparams); return RSA; } private int GetIntegerSize(BinaryReader binr) { byte bt = 0; byte lowbyte = 0x00; byte highbyte = 0x00; int count = 0; bt = binr.ReadByte(); if (bt != 0x02) return 0; bt = binr.ReadByte(); if (bt == 0x81) count = binr.ReadByte(); else if (bt == 0x82) { highbyte = binr.ReadByte(); lowbyte = binr.ReadByte(); byte[] modint = { lowbyte, highbyte, 0x00, 0x00 }; count = BitConverter.ToInt32(modint, 0); } else { count = bt; } while (binr.ReadByte() == 0x00) { count -= 1; } binr.BaseStream.Seek(-1, SeekOrigin.Current); return count; }} |
测试源码在下面GitHub上有（可以给我留言）
https://github.com/xiaoruilin/EncryptionDecrypt
网Js RSA加密,后端（Asp.Net）解码（非对称加解密）
标签：-o usb end ref expected windows安装 path string 密钥
原文地址：https://www.cnblogs.com/xiaoruilin/p/11747701.html
