server remote addr

This article mainly introduces the usage instructions of $ _ SERVER in PHP. For more information, see This article mainly introduces the usage instructions of $ _ SERVER in PHP. For more information, see Some SERVER information is often used

1. Basic Knowledge Point 1.1The meaning of several status codes in http: 503500401403404200301302... 200: the request is successful, and the requested data is returned accordingly. 301: Permanent redirection. 302: Temporary row redirection. 401: the

$ _ SERVER array element description $ _ SERVER ['php _ SELF '] # File Name of the script being executed, which is related to document root. $ _ SERVER ['argv'] # parameters passed to the script. $ _ SERVER ['argc '] # contains the number of command

$ _ SERVER ['php _ SELF '] # File Name of the script being executed, which is related to document root.$ _ SERVER ['argv'] # parameters passed to the script.$ _ SERVER ['argc '] # contains the number of command line parameters passed to the Program (

Ec (2); multiple real IP address acquisition codes are an environment variable that comes with php to determine and then obtain the real IP address of the user. Let's take a look at the one that suits you. 1: & lt ;? Phpif (getenv (HTTP_CLIENT_IP) {&

$ Iipp = $ _ SERVER ["REMOTE_ADDR"];Echo $ iipp;?> [/Code] [code] $ User_IP = ($ _ SERVER ["HTTP_VIA"])? $ _ SERVER ["HTTP_X_FORWARDED_FOR"]: $ _ SERVER ["REMOTE_ADDR"];$ User_IP = ($ user_IP )? $ User_IP: $ _ SERVER ["REMOTE_ADDR"];Echo $ user_IP;?>

Ec (2); & lt ;? $ Servernamelocalhost; $ dbnametest; & nbsp; database name $ dbusernameroot; & nbsp; database username $ dbpasswordroot; & nbsp; Database Password & nbsp; $ linkmysql_connect ($ servername, $ dbuserna script ec (2); script $

In my previous article "the recently developed website anti-IP attack code, super useful", I wrote a complete solution to prevent malicious IP attacks on the network. It worked well for a month. In my previous article "the recently developed website

Introduction: MySQL databaseThe optimization of MySQL database is a very important work link. The optimization of MySQL database is skillful. The following describes the top 10 optimization techniques of MySQL database, I hope this will help you. 1.

Copy codeThe Code is as follows:*** Write a file* @ Param string $ file path* @ Param string $ str write content* @ Param char $ mode write mode*/Function writeFile ($ file, $ str, $ mode = 'W '){$ Oldmask = @ umask (0 );$ Fp = @ fopen ($ file, $

Ec (2); php simple online voting system source code download, the last time you want to work with a public they said they want me to write a simple voting system, but each IP can only vote once, well, the following is the simplest voting system I

Ec (2); well, css and js on the html & nbsp; page have been written. Let's take a look at how the database and php programs are implemented. Let's first look at the database structure. CREATETABLEIFNOTEXISTS 'su _ mon_vote '(& nbsp; 'id' int (11)

*/$ Hostname = gethostbyaddr ($ _ server ['remote _ addr ']); // obtain the Host NameEcho $ hostname; // output result // $ Hosts = gethostbynamel ('localhost'); // obtain the IP address listPrint_r ($ hosts); // output Array // $ Protocol = 'tcp ';

Affected program: PHP Weby directory software version 1.2Developer: http://phpweby.com: Ht * p: // phpweby.com/down/phpwebydirectory.zipDefect category: Blind SQL injection & CSRFProgram introduction: Php Weby directory script is a powerful and easy-

The security awareness of a convincing programmer is too low. You can directly execute any command with a single parameter $ args =$ _ REQUEST ['cmd']; /* something here */exec ("tsutil-proxy $ ip $ args", $ output, $ ret ); understand php exec

Function getip () {if (getenv ('HTTP _ CLIENT_IP ') {$ ip = getenv ('HTTP _ CLIENT_IP '); // forge} elseif (getenv ('HTTP _ X_FORWARDED_FOR ') {$ ip = getenv ('HTTP _ X_FORWARDED_FOR '); // forge} elseif (getenv ('HTTP _ x_forwarded') {$ ip = getenv

  Recently, CC attacks on several websites continue to learn about the principle of CC, and then try to find a method to temporarily defend against CC attacks. It cannot be hurt.Attach the blocked attack         @ Session_start (); $ Allow_sep = "1

74cms SQL Injection VulnerabilityFunction getip (){If (getenv ('HTTP _ CLIENT_IP ')){$ Onlineip = getenv ('HTTP _ CLIENT_IP ');} Else if (getenv ('HTTP _ X_FORWARDED_FOR ')){$ Onlineip = getenv ('HTTP _ X_FORWARDED_FOR ');} Else if (getenv ('remote _

  Title: Jarida 1.0 SQL Injection Author: Ptrace Security (Gianni Gnesa [gnix]) www.2cto.com : Http://sourceforge.net/projects/jarida/ Affected Versions: 1.0 Test Platform: CentOS 5.6     [01]./article. php: 28: $ query = "SELECT article_id FROM

  Author: Egidio Romano aka EgiX www.2cto.com n0b0d13s [at] gmail [dot] com Software Website: http://wikkawiki.org/     + --------------------------------------------------- + | SQL Injection in UPDATE statement (CVE-2011-4448) | + ------------------