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Showing posts from July, 2020

What is session hijacking and how to prevent it.

What is session hijacking Session hijacking is a type of web attack where an attacker takes advantage of an active session.The attack relies on the knowledge of your session cookie, so it is also called cookie hijacking or cookie side-jacking. Although any computer session could be hijacked, session hijacking most commonly applies to browser sessions and web applications. In most cases when we log in web applications, the server always sets a temporary session cookie in your browser to remember you are currently logged in and authenticated. For an attacker to perform session hijacking, he or she needs to know your session id.This can be done by stealing the session cookie or by persuading the user to click on an malicious link.In both cases the attacker can take over the session by using the same session id on his own browser session.And with that  the server has been fooled into treating the attackers session to be the original valid connection. What are the main methods of Sess...

What are browser cookies and how they work

INTRODUCTION. Most internet users are familiar with the term Cookie because we see it pop up in most websites but do we know the purpose it serves. Let us start with what it is ,   a cookie (  also known as browser cookie , internet cookie , web cookie or HTTP cookie ) is small piece of data that websites store on your disk in the form of a text file.Cookies allow websites to store specific information helpful to remember each visitor uniquely. What do browser cookies do. The purpose of the computer cookie is to help the website track of your visits and activity and is not a bad thing.A good example are the online retailers to keep track of the items in user's shopping cart as they explore the site, without the cookies the shopping cart would reset to zero with every click. A website also uses the cookies to store information about you recent visits or record you login information which i do not really recommend from a security perspective Types of browser cookies. Session co...