Sample Facebook Application

Recently we were assigned to make a facebook application as a part of an assignment using Oauth. The one mentioned here is a basic application that will gather some basic information from the user profile, upatade it on a predefined image and post it on to Facebook. The Use Case Diagram for the scenario is... Continue Reading →

One language to rule them all

Hey you guys, today lets go over some of the basics of Node. Node is a full stack language based on the fronted Java script. There ae some main concepts that you should understand to move forward with Node. 1. Non-blocking or Asynchronous I/O All APIs of Node.js library are asynchronous, that is, non-blocking. It essentially means... Continue Reading →


What is cryptography? Cryptography is closely related to the disciplines of cryptology and cryptanalysis. Cryptography includes techniques such as microdots, merging words with images, and other ways to hide information in storage or transit. However, in today's computer-centric world, cryptography is most often associated with scrambling plaintext (ordinary text, sometimes referred to as cleartext) into... Continue Reading →

Natas- level 9 Writeup

By the looks of it this level looks like a dictionary. where you enter a word and search for it's associated synonyms meaning  or what ever :P. Now lets look at the code for proper understanding. the most important part of the source here is here a passthru function is invoked which is a similar version... Continue Reading →

Natas- level 8 Writeup

To look at plain site this resembles the level 6 where you have to enter a secret word ;), now let us look at the source code for further clarification by looking at the source we can tell that there is a variable named "encodedSecret " and its encoded and if that is validated against... Continue Reading →

Natas- level 7 Writeup

in this level we are given a front end with two pages. observe the URL as you navigate through the pages. Now let us look at the source code of the homepage for some further clarifiaction since its said that the password is at /etc/natas_webpass/natas8  all we have to do is substitue /index.php?page=home with /index.php?page=/etc/natas_webpass/natas8 revealing... Continue Reading →

Natas- level 6 Writeup

In this level we are given a input box. Since this gives no proper enlightment on what to do we will check the source code for clarification as suggested by the source code a file "includes/" is validated against $secret to check the value of this variable $secret access and give this secret to the input... Continue Reading →

Natas- level 5 Writeup

Now after logging into the natas 5 page you will see this. As the hint suggests. check if you are logged in. HOW DO YOU DO THAT? you just logged in right? :P. how does a web page keep credentials about your logins throughout? hooray you are right. 😀 through Cookies. lets check the cookie... Continue Reading →

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