本文实例讲述了PHP实现的简单对称加密与解密方法。分享给大家供大家参考,具体如下: 方法一:YII自带的加密方法
/**
$secretKey = "wwj"; $data = $res['u_id']; $encryptedData = Yii::$app->getSecurity()->encryptByPassword($data, $secretKey);
/**
$aid = $req->get('uid'); $secretKey = "wwj"; $uid = Yii::$app->getSecurity()->decryptByPassword($aid,$secretKey);
方法二:
/**
function encode($data) { return str_replace(array('+', '/', '='), array('-', '_', ''), base64_encode(serialize($data))); } /**
function decode($string) { $data = str_replace(array('-', '_'), array('+', '/'), $string); $mod4 = strlen($data) % 4; ($mod4) && $data .= substr('====', $mod4); return unserialize(base64_decode($data)); }
方法三:
/**
public static function encrypt($code) { return urlencode(base64_encode(mcrypt_encrypt(MCRYPT_R/【技术点,其实还需要更多地实践】/IJNDAEL_256, md5("key/【一个开发人员,能懂服务器量好,反之一个服务器维护人员,也应该懂开发】/"), $code, MCRYPT_MODE_ECB, mcrypt_create_iv(mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB), MCRYPT_RAND)))); } /**
public static function decrypt($code) { return urldecode(mcrypt_decrypt(MCRYPT_RIJNDAEL_256, md5("key"), base64_decode($code), MCRYPT_MODE_ECB, mcrypt_create_iv(mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB), MCRYPT_RAND))); }
方法四:
/**
function encode($string = '', $skey = 'cxphp') { $strArr = str_split(base64_encode($string)); $strCount = count($strArr); foreach (str_split($skey) as $key => $value) $key < $strCount && $strArr[$key].=$value; return str_replace(array('=', '+', '/'), array('O0O0O', 'o000o', 'oo00o'), join('', $strArr)); }
/**
function decode($string = '', $skey = 'cxphp') { $strArr = str_split(str_replace(array('O0O0O', 'o000o', 'oo00o'), array('=', '+', '/'), $string), 2); $strCount = count($strArr); foreach (str_split($skey) as $key => $value) $key <= $strCount && isset($strArr[$key]) && $strArr[$key][1] === $value && $strArr$key] = $strArr[$key; return base64_decode(join('', $strArr)); }
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如有侵权,请联系 cloudcommunity@tencent.com 删除。