High-powered computers are back, but how do we deal with their thirst for energy? By the end of the 1980s, big iron was showing more than a touch of rust. Monster machines like the Cray-2 ruled supercomputing. It was an age when, supposedly, no-one got fired for buying IBM: Big Blue dominated enterprise computing with … Read more
There are generally two versions of Linux that everybody is going to provide. Whether you get Red Hat Linux, Ubuntu Linux, Fedora Linux, or whatever distribution that may be, they will normally … Read more
HTTP supports a large number of different headers, some of which are designed for specific unusual purposes. Some headers can be used for both requests and responses, while others are specific to one of these message types. The headers you are likely to encounter when attacking web applications are listed here. General Headers ■ Connection … Read more
What is squid? Many of you are using Squid without even knowing it! Some companies have embedded Squid in their home or office firewall devices, others use Squid in large-scale web proxy installations to speed up broadband and dial up internet access. Squid is being increasingly used in content delivery architectures to deliver static and … Read more