Comment résoudre le problème de la transmission sécurisée des données dans le développement Big Data C++ ?

#include <iostream>
#include <string>
#include <openssl/aes.h>

std::string Encrypt(const std::string& data, const std::string& key) {
    std::string encryptedData;
    AES_KEY aesKey;
    AES_set_encrypt_key((const unsigned char*)key.c_str(), 128, &aesKey);

    int dataSize = data.size();
    int paddedDataSize = ((dataSize / AES_BLOCK_SIZE) + 1) * AES_BLOCK_SIZE;
    unsigned char* inputData = new unsigned char[paddedDataSize];
    memset(inputData, 0, paddedDataSize);
    memcpy(inputData, data.c_str(), dataSize);

    unsigned char* encryptedDataPtr = new unsigned char[paddedDataSize];
    AES_encrypt(inputData, encryptedDataPtr, &aesKey);

    encryptedData.assign((char*)encryptedDataPtr, paddedDataSize);

    delete[] inputData;
    delete[] encryptedDataPtr;

    return encryptedData;
}

std::string Decrypt(const std::string& encryptedData, const std::string& key) {
    std::string decryptedData;
    AES_KEY aesKey;
    AES_set_decrypt_key((const unsigned char*)key.c_str(), 128, &aesKey);

    int dataSize = encryptedData.size();
    unsigned char* inputData = new unsigned char[dataSize];
    memcpy(inputData, encryptedData.c_str(), dataSize);

    unsigned char* decryptedDataPtr = new unsigned char[dataSize];
    AES_decrypt(inputData, decryptedDataPtr, &aesKey);

    decryptedData.assign((char*)decryptedDataPtr, dataSize);

    delete[] inputData;
    delete[] decryptedDataPtr;

    return decryptedData;
}

int main() {
    std::string data = "Hello, world!";
    std::string key = "secretpassword";

    std::string encryptedData = Encrypt(data, key);
    std::cout << "Encrypted data: " << encryptedData << std::endl;

    std::string decryptedData = Decrypt(encryptedData, key);
    std::cout << "Decrypted data: " << decryptedData << std::endl;

    return 0;
}

#include <iostream>
#include <string>
#include <boost/asio.hpp>
#include <boost/asio/ssl.hpp>

void HandleMessage(const boost::system::error_code& error, std::size_t bytes_transferred) {
    if (!error) {
        std::string message(boost::asio::buffer_cast<const char*>(buffer.data()), bytes_transferred);
        std::cout << "Received message: " << message << std::endl;
    }
}

int main() {
    boost::asio::io_context ioContext;
    boost::asio::ssl::context sslContext(boost::asio::ssl::context::sslv23);
    sslContext.load_verify_file("ca.pem");

    boost::asio::ssl::stream<boost::asio::ip::tcp::socket> sslSocket(ioContext, sslContext);

    boost::asio::ip::tcp::resolver resolver(ioContext);
    boost::asio::ip::tcp::resolver::results_type endpoints = resolver.resolve("www.example.com", "https");
    boost::asio::ip::tcp::endpoint endpoint = *endpoints.begin();

    sslSocket.lowest_layer().connect(endpoint);
    sslSocket.handshake(boost::asio::ssl::stream_base::handshake_type::client);

    std::string message = "Hello, server!";
    boost::asio::write(sslSocket, boost::asio::buffer(message));

    boost::asio::streambuf response;
    boost::asio::async_read(sslSocket, response, HandleMessage);

    ioContext.run();

    return 0;
}

#include <iostream>
#include <string>
#include <openssl/aes.h>
#include <boost/asio.hpp>
#include <boost/asio/ssl.hpp>

std::string Encrypt(const std::string& data, const std::string& key) {
    // 加密算法代码
}

std::string Decrypt(const std::string& encryptedData, const std::string& key) {
    // 解密算法代码
}

void HandleMessage(const boost::system::error_code& error, std::size_t bytes_transferred) {
    if (!error) {
        std::string message(boost::asio::buffer_cast<const char*>(buffer.data()), bytes_transferred);
        std::cout << "Received message: " << message << std::endl;

        std::string decryptedMessage = Decrypt(message, "secretpassword");
        std::cout << "Decrypted message: " << decryptedMessage << std::endl;
    }
}

int main() {
    std::string data = "Hello, world!";
    std::string key = "secretpassword";

    std::string encryptedData = Encrypt(data, key);
    std::cout << "Encrypted data: " << encryptedData << std::endl;

    std::string decryptedData = Decrypt(encryptedData, key);
    std::cout << "Decrypted data: " << decryptedData << std::endl;

    boost::asio::io_context ioContext;
    boost::asio::ssl::context sslContext(boost::asio::ssl::context::sslv23);
    sslContext.load_verify_file("ca.pem");

    boost::asio::ssl::stream<boost::asio::ip::tcp::socket> sslSocket(ioContext, sslContext);

    boost::asio::ip::tcp::resolver resolver(ioContext);
    boost::asio::ip::tcp::resolver::results_type endpoints = resolver.resolve("www.example.com", "https");
    boost::asio::ip::tcp::endpoint endpoint = *endpoints.begin();

    sslSocket.lowest_layer().connect(endpoint);
    sslSocket.handshake(boost::asio::ssl::stream_base::handshake_type::client);

    boost::asio::write(sslSocket, boost::asio::buffer(encryptedData));

    boost::asio::streambuf response;
    boost::asio::async_read(sslSocket, response, HandleMessage);

    ioContext.run();

    return 0;
}