An Introduction to the Web Architecture

 by Harikrishna Mekala 

A typical web application contains four tiers as depicted in the diagram below. Web browsers on the client side render documents marked up in HTML. A web server for processing and sending the data to the web browsers. An application server that computes business logic and a database server program to store and retrieve data in a database. These three types of server programs (web server, application server and database server) may run on different servers or on the same server (machine).

Here are the best Antivirus programs that you should have in your system

BY MUHAMMAD

You can never be too careful with the level of protection present inside your computer and while Windows Defender has done a fair job in shielding your machine, there is nothing quite like having an antivirus program. According to AV-TEST, which is

#BreakingNews: WhatsApp will no longer work on BlackBerry and Nokia platforms

Here's some bad news for BlackBerry users, global messaging service WhatsApp is ending support for BlackBerry devices by the end this year. The Facebook-owned company announced this in a blogpost.

Edward Snowden: “Smartphones Can Be Easily Hacked With Just 1 Text Message”

BY ADARSH VERMA



In a recent interview, Edward Snowden has said that spy agencies have lots of tools that could be used to hack your entire smartphone with a single “exploit” text message.

This Nearly “Impossible to Trace” Spyware is Used by 32 Governments to Spy on You

BY ADARSH VERMA



In 2015, the infamous spyware FinFisher is spread in 32 countries to perform advanced citizen surveillance. Citizen Lab, a security watchdog, has uncovered the nearly untraceable IP addresses and servers of the spyware. Read more and

Google Is Shutting Down Picasa On May 1, 2016

Google has finally decided to kill Picasa Web albums on May 1, 2016. This step was expected by many as it doesn’t make sense investing time and resources in a product similar to Google Photos.

How To Find Out Who Has Ignored Your Facebook Friend Request

BY AMAR SHEKHAR

 It’s very easy to find out who has ignored your friend request on the largest social networking site Facebook. You can view the entire list of the sent friend request and you can also take back or cancel a sent request.