How to check an email address is valid when a form is submitted to your PHP code?

How to check an email address is valid when a form is submitted to your PHP code? You have a form on your website and you are collecting email addresses You want to make sure they are valid email addresses, so that you can make use of them Whether you are replying to a customer […]

How to use CodeIgniter to prevent malicious SQL injections

Should you escape input when using CodeIgniters active record class? Do you need to worry about MySQL injection vulnerabilities when using CodeIgniter? Yes, yes you do. It is of course good security practice. To escape your data before submitting it into your database. CodeIgniter provides three helpful methods. Which are part of it’s database library […]

How to protect your PHP source code with encryption?

Worried about giving away your PHP source code? Want to protect your code when delivering it to a clients hosting when it’s not paid for yet? I know as this has happened to me. I found a delivery of PHP code for sign off encrypted, I hadn’t seen that before. When we asked the company […]