Php Sql Injection Filter

PHP Tutorial User custom Filter illegal SQL injection String functions function Uc_addslashes ($string, $force = 0, $strip = False) {!defined (' MAGIC_QUOTES_GPC ') &  & Define (' MAGIC_QUOTES_GPC ', GET_MAGIC_QUOTES_GPC ()); if (!mag ...

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php tutorial generic anti-injection is mainly to filter some sql command and php post get pass over reference / we want to filter some illegal characters, so that you can prevent the basic injection, and that off the apache server installation settings method is also necessary. Administrator user name and password are taken md5 encryption, so that we can effectively prevent the injection of php. There are servers and mysql tutorials should also strengthen some security precautions. For linux server security settings: encrypted password, use "/ usr / sbin / authconf ...

sql generic anti-injection system This article provides anti-sql injection code is a php tutorial sql double filter illegal characters function, he can be based on user-defensive SQL injection Oh, first filter some sql command, then the post get filtered once, the best validation. * / / / Anti-injection $ arrfiltrate = array ("update", "delete", "selert", & ...

We provide three functions not to filter some special characters, the main is to use sql sql-sensitive string to filter out, and the following Let's look at this code. A friend in need take a look. function phps tutorial ql_show ($ str) {$ str = stripslashes ($ str); $ str = str_replace ("& # 92;", "", $ ...

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PHP code security and XSS, SQL injection and other sites for the safety of all kinds of very useful, especially UGC (User Generated Content) sites, forums and e-commerce sites, often XSS and SQL injection hardest hit. Here is a brief introduction to some of the basic programming points, relative to system security, php security more requires the programmer to enter the various parameters of the user can be more careful. PHP compiler security recommendations in the process of installing Suhosin patch, will install security patch php. ini security device ...

PHP to prevent SQL statements to inject common methods: Filter method $id =$_get["id"]; $query = "SELECT * from my_table where id= '". $id. "'"; Injection vulnerability $result=mysql_query ($query); It is clear that we can use injection to get the rest of the database. You can use the following method ...

PHP Tutorials for $_post,$_get filter single quotes and double quotes security functions function _strips Tutorial Lashes ($string) {if (Is_array ($string)) {foreach ($string as $key = > $val) {$string [$key] = _strips Tutorial Lashes ($val) &n ...

method to filter HTML custom functions function Ihtmlspecialchars ($string) {if (Is_array ($string)) {foreach ($string as $key => $val) {$string [$key] = Ihtmlspecialchars ($val); } else {$string = Preg_replace (' ...)