How to prevent form hijacking in PHP?

[shophia]

1. Create register_globals to off to avert Form Injection with malicious data.

2. Make Error_reporting to E_ALL so that all variables will be initialized earlier than using them.

3. Make perform of using htmlentities(), strip_tags(), utf8_decode() and addslashes() for filtering malicious data in php.

4. SQL injection attacks by using mysql_escape_string().

5. User Input Sanitization-Never belief web user submitted data. Follow best client side data validation performance with normal terms before submitting data to the supply.

6. Form Submission Key Validation: A singleton technique can be used to create a session form key & validating form being submitted for the equal value alongside hidden form key parameters.

 

[hoangvu]

Good Tips, Sophia, your explanations about how to prevent form hijacking in PHP are very detail, and easy to understand. Thank you.

 

[md_lee]

I would like to recommend encrypting data with a strong generation sequence wherever possible, in order to increase security. Also, in order to make the data secure from naive brute-force attackers, specific techniques can be put in place.