md5 key

The sample code of the PHP encryption and decryption function authcode is as follows: // Parameter description // $ String: plaintext or ciphertext // $ Operation: DECODE indicates decryption, and others indicates Encryption // $ Key: key

Php tutorial user verification base64 Verification Method// Cookie ProcessingFunction dsetcookie ($ var, $ value, $ life = 0, $ prefix = 1 ){Global $ cookiedomain, $ cookiepath, $ addtime, $ _ server;Setcookie ($ var, $ value, $ life? $ Addtime + $

PHP #短连接生成算法classShort_url {#字符表 Public Static$charset ="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; Public Staticfunction Short($url) {$key="Alexis"; $urlhash=MD5 ($key. $url); $len=strlen ($urlhash); #将加密后的串分成4段, 4 bytes per

Android photo wall full version, perfect combination of LruCache and DiskLruCache   In the previous article, we learned the concept and basic usage of DiskLruCache, but it is obviously not enough to grasp the theoretical knowledge. In this article,

In this way, we can use this function for many purposes, such as the token encrypted transmission and temporary password for Single Sign-On.Copy codeThe Code is as follows:/*** @ Param string $ string original text or ciphertext* @ Param string $

Jsp email password retrieval Overview   Generally, when logging on to a large website, you can retrieve the password if you forget the password. The approximate method under the number of details: 1. directly send the password to your mailbox.

Simple login class, without separating login and database queries PHP ** example ** $ AuthnewAuth (); * $ Auth-login (123@123.com, 123 ); * $ Auth-logout (); * echo $ r-init ();***? Php *** @ ID: authentication login class ** @ class: Auth. class.

This article mainly introduces two classic PHP encryption and decryption functions, one is Discuz! The authcode encryption function (with detailed decomposition). One is the encrypt () function, which is classic. For more information, see This

Lab environment: RHEL6192.168.0.75 (DNS server, DHCP server) 192.168.0.36 (update DNS server records, client) iptables and selinux disabled 1. use key to update the DNS server record 75 # yuminstallbindbind-chrootbind-utils-y/etc/init. d/namedstartc

The principle is as follows:EncryptionPlaintext: 1010 1001Key: 1110 0011Ciphertext: 0100 1010The ciphertext 0100 1010 is obtained, and the decryption must be different from the key or lower.DecryptionCiphertext: 0100 1010Key: 1110 0011Plaintext: 1010

Usage:MemcachedCopy codeThe Code is as follows:$ Cache = new Cache_MemCache ();$ Cache-> addServer ('www1 ');$ Cache-> addServer ('www2 ', expires 11,20); // this server has double the memory, and gets double the weight$ Cache-> addServer ('www3', 11

This article mainly introduces a php cache class that uses md5 encryption for file names. This article mainly introduces a php cache class that uses md5 encryption for file names. The Code is as follows: Class Cache{Private $ dir =

This article mainly introduces the PHP File Cache class. The instance summarizes common File Cache classes and their usage, which is very useful. For more information, see This article mainly introduces the PHP File Cache class. The instance

Contact Discuz For some time, has been very fond of this forum program, is really a very good program, Gray is often worth learning, here is a cryptographic function (including decryption)This cryptographic function is characterized in that, more

This article provides a detailed analysis of common php self-built functions in some php projects. For more information, see This article provides a detailed analysis of common php self-built functions in some php projects. For more information, see

The principle is as follows:EncryptionPlaintext: 1010 1001Key: 1110 0011Ciphertext: 0100 1010The ciphertext 0100 1010 is obtained, and the decryption must be different from the key or lower.DecryptionCiphertext: 0100 1010Key: 1110 0011Plaintext: 1010

Use the srcache_nginx module in Nginx to build the cache In nginx, lua can be embedded, so that nginx can execute lua scripts to handle high concurrency and non-blocking requests. In openresty, you can use nginx to directly build srcache_nginx +

Data Encryption has become more and more important in our lives, especially considering the large amount of data that has been traded and transmitted over the Internet. For information that does not need to be restored to the original data, we can

The authcode function can be said to have made significant contributions to the PHP field in China. Including kangsheng's own products, and most Chinese companies that use PHP use this function for encryption. authcode uses the exclusive or

key= $key; $this->html (); return Ob_end_clean ();} Public function Get ($key) {$filename = $this->getfilename ($key); if (! $filename | |!file_exists ($filename)) {return false;} Include ($filename); return true;} Public function html () {