EVP_PKEY_encrypt(pctx, nullptr, &encrypted_length, reinterpret_cast<const unsigned char*>(plaintext.c_str()), plaintext.length()); std::string encrypted(encrypted_length, '\0'); // 执行加密 EVP_PKEY_encrypt(pctx, reinterpret_cast<unsigned char*>(&encrypted[0]), &encrypted_length, rein...
(2)公钥加密和私钥解密, 私钥加密公钥解密 这两种都可以使用 (3)一般加密之后的字符串因为编码跟中文对应不上所以是乱码,在很多场合选择用十六进制串输出 (4)实际的工程应用中读取密钥对需要加安全验证 (5)用纯代码不依赖openssl库也是可以自己实现这些加解密算法的,搞清楚原理就行 http://blog.csdn.net/u012234...
std::cout << "加密字符: " << std::endl; std::cout << encryptText << std::endl; decryptText = des_decrypt(encryptText, desKey); std::cout << "解密字符: " << std::endl; std::cout << decryptText << std::endl; // rsa std::cout << "=== rsa加解密 ===" << std::en...
//公钥解密std::stringrsa_pub_decrypt(conststd::string&cipherText,conststd::string&pubKey) { std::stringstrRet; RSA*rsa =RSA_new(); BIO*keybio= BIO_new_mem_buf((unsignedchar*)pubKey.c_str(), -1); rsa=PEM_read_bio_RSA_PUBKEY(keybio,&rsa,NULL,NULL);intlen =RSA_size(rsa);char*...
#include <stdio.h> #include <string.h> #include <openssl/rsa.h> #include <openssl/pem.h> #include <openssl/err.h> //公钥加密 int my_encrypt(const char *input, int input_len, char *output, int *output_len, const char *pri_key_fn) { RSA *p_rsa = NULL; FILE *file = NULL; ...
2.编译源码 $ gcc -I$HOME/local/include -o example example.c -L$HOME/local/lib -lssl 3.运行结果 $./example===des加解密===0b85232f9ebda56fc8a1f54f74383a8a4055e570bb36cbb5thisisan example 0人点赞 日记本 更多精彩内容,就在简书APP ...
1、C代码使openssl库实现AES-128-CBC-PKCS5padding加密解密刚刚帮伙伴实现了这个(已经和java对接正常),貌似上没有好的C实现,#include #include #include #include #include char * base64Encode(const char *buffer, int length, int newLine); char * base64Decode(char *input, int length, int newLine);...
2 编写RSA加密解密代码 编写test.c文件: // RSA 加密 ///#include<stdio.h>#include<stdlib.h>#include<string.h>#include<errno.h>#include<openssl/rsa.h>#include<openssl/pem.h>#include<openssl/err.h>#include<stdbool.h>#define PATH_TO_PRIVATE_KEY "rsa_private_key.pem"#define PATH_TO_PUBLI...
intkeylen=RSA_size(publicKey);char*buf=newchar[keylen];// 返回的是加密之后的长度。intlengths=RSA_public_encrypt(text.size(),(unsignedchar*)text.data(),(unsignedchar*)buf,publicKey,RSA_PKCS1_PADDING);// 将密文返回std::stringres(buf,lengths);RSA_free(publicKey);returnres;}// 解密std:...
"<<data;//公钥加密data=rsa_pub_encrypt(data,pub);//base64加密data=base64_encode((constchar*)(data.c_str()),data.length());cout<<"\n\n公钥加密后:"<<data;//base64解密data=base64_decode(data);//私钥解密后data=rsa_pri_decrypt(data,pri);cout<<"\n\n私钥解密后:"<<data;return0...