Create Simple Username Availability Checker Using jQuery & PHP

Many sites have signup pages. Every programmers try to make the signup pages attractive by adding stylish input CSS codes and others. Why not add a stylish username availability checker ? It’s very easy to add and will work on jQuery versions 1.2 and up. I’m also going to tell you how to check if username is available in the server side. Of course it’s PHP. The checking is SQL …

Create MySQL Injection free Secure Login System in PHP

There were a lot of people who created tutorials to create a PHP Login System. But they were all vulnerable to MySQL Injection. In this post I’m going to demonstrate a login system free of this vulnerability. It is very secure. There are mysqli and PDO in PHP to escape these injections. We are going to use PDO ( PHP Data Object ). Download Demo UPDATE – logSys There is…

How to execute a PHP PDO prepared statement

PDO – a method used to execute SQL statements risk free. Fast, secure and easy when compared to mysqli and mysql functions in PHP. A lot of newbies including me heard about PDO mostly in the 2010 – 2013 years when a lot of sites got hacked of Mysql Injection. PDO is the easiest and safest way to execute an SQL code, complete risk free. In this post I’m gonna…