PHP_EOL; // 解密 $decryptedText = openssl_decrypt($ciphertext, 'AES-256-CBC', $key, 0, $iv); echo 'Decrypted: ' . $decryptedText . PHP_EOL; ?> 复制代码 在这个示例中,我们使用了AES-256-CBC算法进行加密和解密。openssl_encrypt函数将明文字符串加密为二进制格式的密文,而openssl_decrypt函数...
<?php function encryptDecrypt($key, $string, $decrypt){ if($decrypt){ $decrypted = rtrim(mcrypt_decrypt(MCRYPT_RIJNDAEL_256, md5($key), base64_decode($string), MCRYPT_MODE_CBC, md5(md5($key))), "12"); return $decrypted; }else{ $encrypted = base64_encode(mcrypt_encrypt(MCRYPT_RIJND...
由于出于安全考虑,参数传递的时候需要进行加密和解密,一个比较简单的方法是直接使用php中的函数mcrypt_encrypt、mcrypt_decrypt,一个加密,一个解密,但是问题又出现了,这个加密过程中会产生一些使url混乱的符号,于是在加密后对加密字符再进行一次处理,然后多了一一次解析:...
phpfunctionencryptDecrypt($key,$string,$decrypt){if($decrypt){$decrypted=rtrim(mcrypt_decrypt(MCRYPT_RIJNDAEL_256,md5($key),base64_decode($string), MCRYPT_MODE_CBC,md5(md5($key))), "12");return$decrypted; }else{$encrypted=base64_encode(mcrypt_encrypt(MCRYPT_RIJNDAEL_256,md5($key),$string...
urlencode ( string $str ) : string 使用: $str = 'https://www.baidu.com'; echo urlencode($str); 自定义加密函数: 第一种自定义: function encryptDecrypt($key, $string, $decrypt){ if($decrypt){ $decrypted = rtrim(mcrypt_decrypt(MCRYPT_RIJNDAEL_256, md5($key), base64_decode($string...
$msg = 'test string'; $des = new STD3Des(base64_encode($key), base64_encode($iv)); $rs1 = $des->encrypt($msg); echo $rs1 . ''; $rs2 = $des->decrypt($rs1); echo $rs2; ?> 1. 2. 3. 4. 5. 6. 7. 8.
*@paramstring 要加密的字符串 *@returnmixed 加密成功返回加密后的字符串,否则返回false */publicfunction encrypt3DES($str) {$td=mcrypt_module_open(MCRYPT_3DES,"", MCRYPT_MODE_CBC,"");if($td===false) {returnfalse; }//检查加密key,iv的长度是否符合算法要求$key=$this->fixLen($this->_key,...
<?php //加密 function encryption($str,$key = 'gV0iX9aD') { $iv = $key; $data = openssl_encrypt($str,"DES-CBC",$key,OPENSSL_RAW_DATA,$iv); $data = strtolower(bin2hex($data)); return $data; } //解密 function decryption($str,$key = 'gV0iX9aD') { $iv = $key; return ...
手上有个api对接需求,要用到AES加密,要用到openssl_encrypt函数,记录一下,鉴权要求大概如下。 将明文先base64加密,后取前16位 判断字符串的字节型数据长度是否为16倍整,如不是则进行补充(PKCS#7标准) 对字符串进行AES加密后base64加密,其中iv=A-16-Byte-String ...
functionsecret($string,$code,$operation=false){$code=md5($code);$iv=substr($code,0,16);$key=substr($code,16);if($operation){returnopenssl_decrypt(base64_decode($string),"AES-128-CBC",$key,OPENSSL_RAW_DATA,$iv);}returnbase64_encode(openssl_encrypt($string,"AES-128-CBC",$key,OPENSSL...