Security is the first and foremost concern of almost every developer on this planet. As we live in the world of high-technology, this has countless benefits and some people use it in a wrong manner. Thousands of websites in all over the world get hacked on the daily basis, some of the hackers do this for fun, some for money but all are not bad because some help to find vulnerabilities.
Developing a site which is 100% secure is an impossible task for any developer no matter how experienced he is. But security is something which you cannot ignore and writing secure PHP code won’t protect your web applications. There are so many other things to consider while developing PHP web applications and some of the following tips will help you to secure it.
Start Hashing Passwords: If you want to secure your PHP web applications so always try to use hashing password. This is because hashing password is one of the best and simple techniques to store unreadable passwords in the database. Most of the developers don’t have any idea that hashes, passwords stored in the database will be useless for a hacker even if they steal them all. It is a very safe technique which is easy to learn and apply. So the next time you choose a password for your web application so always try to use hashing password.
Escape input before using in an SQL statement: Another important tip, which you should remember for securing your PHP web applications, is that you must escape user input to prevent your application from SQL injections. These injections are an attempt made by the hackers to break your security system and if your application allows SQL vulnerability so your site is in danger.
Don’t trust Java script for input validation: Most of the developer’s use Java script for input validation because it is a good idea which helps to improve the user experience but till an extent. You should never really totally on it because it is easy for the hackers to disable it. So never trust Java script complete for input validation.
Do not store unnecessary data: A big mistake done by almost every developer which creates a big risk for PHP web application is that they store unnecessary data which is easy to hack for the hackers. So always try not to store unnecessary data. This helps to prevent hackers from stealing your information and also helps to reduce the size of the database.
All these tips will definitely help you to secure your website from hackers sitting beside you. One more thing you should consider while developing a website always installs software from trusted providers. This will help to secure your web application from the wrong persons.