PHP 加密解密：公私钥加解密 0 个改进

<?php $config = array( "private_key_bits" => 1024, //字节数 512 1024 2048 4096 等 "private_key_type" => OPENSSL_KEYTYPE_RSA, //加密类型 "config" => "/usr/local/etc/openssl/openssl.cnf" ); // 生成公钥私钥资源 $res = openssl_pkey_new($config); // 导出公私钥 $priKey openssl_pkey_export($res, $priKey,null,$config); $pubKey = openssl_pkey_get_details($res); $pubKey = $pubKey["key"]; $fp = fopen('rsa_public_key.pem', "w"); fwrite($fp, $pubKey); fclose($fp); $fp = fopen('rsa_private_key.pem', "w"); fwrite($fp, $priKey); fclose($fp); //直接测试私钥 公钥 echo '-------------------公私钥加解密-START---------------------','<br>'; $data = '测试公私钥加解密成功!'; // 公钥加密 openssl_public_encrypt($data, $encrypted, $pubKey); // 私钥解密 openssl_private_decrypt($encrypted, $decrypted, $priKey); echo '公钥加密：',base64_encode($encrypted),'私钥解密：','<br>',$decrypted,'<br>'; echo '-------------------公私钥加解密-END---------------------','<br>';