Getting Started with HTML5 WebSockets
Ever felt that in the so called two-way Web, updating Web pages in real-time is a pain? Well, the HTML5 specifications took care of that in a big way. Introducing WebSockets — the…
Methods To Lock Down WordPress wp-admin, and Accessing it Using SOCKS5 Proxy
It’s as simple as this: have SSH listen on the standard port 22, and when you check your server logs, you see all sorts of random people trying to login to your server….
Cyber Attacks Explained: Web Exploitation
Websites are no longer merely about having an “Internet presence” today, but are also used for commercial transactions and to transfer sensitive data. Such wide usage helps crackers gain more knowledge on vulnerabilities…
Web Acceleration with Varnish 3.0
In this article we’ll setup a ready-to-deploy WordPress-compatible Varnish service as our HTTP reverse caching proxy, and have it cache the desktop and mobile themes separately. Our original WordPress recipe had a place…
Cyber Attacks Explained: Packet Spoofing
Last month, we started this series to cover the important cyber attacks that impact critical IT infrastructure in organisations. The first was the denial-of-service attack, which we discussed in detail. This month, we…
Supercharge Your Self-Hosted WordPress Blog with Nginx & FastCGI
If you are running WordPress on a VPS, you’ve got all the power in the world to run the site exactly the way you want. If you know how to use that power,…
Cyber Attacks Explained: DoS and DDoS
With this article, we begin a new series on the major kinds of cyber attacks that weaken the IT security infrastructure within organisations. With the rapid spread of Internet technologies and applications, the…
Kerala State Electricity Board Saves a Whopping Rs 8 Crore, Using FOSS
Kerala State Electricity Board (KSEB) switched to open source solutions only a few years back, and now, not only manages the accounting and billing information of users across Kerala, but has made impressive…
Securing Apache, Part 9: Attacks that Target PHP-based Instances
Beginning with Part 1 of this series, we have covered all major attacks on Web applications and servers, with examples of vulnerable PHP code. In this article, we will cover those attacks that…
Layer 7 Load Balancers
Linux has proven itself as a rock-solid operating system platform for industry-leading software appliances and applications, one of which is for load-balancing. As global Internet traffic increases, it demands an increased throughput from…




