PreviousA half-century of hard drives
Tech Guide The hard disk drive, invented by IBM 50 years ago, underpins modern computing and will continue to do so for a while yet. But how did today's data storage technology evolve, and what does the future hold?
When Web 2.0 fails
Tech Guide With companies rushing to Web 2.0-enable their sites, some established businesses are needlessly compromising their security by depending upon the security of others.
JavaScript plus AJAX equals trouble
Tech Guide With convenience comes the potential for new (and old) security risks as some businesses race to deliver AJAX-enabled Web sites without regard to security.
Inside a notebook battery pack
Tech Guide Ever wondered what exactly is inside your notebook's battery pack? We take the cover off a typical example, and explain how it can, occasionally, burst into flames.
Inside Intel's Core architecture
Tech Guide Intel's Core architecture now underlies mobile, desktop and server chips, and is a major departure from the Pentium 4's NetBurst design.
A guide to VoIP telephony
Tech Guide What is VoIP, how much does it cost, how does it work and what are the alternatives? Our Tech Guide provides the answers.
When two-factor fails
Tech Guide Phishers are poking holes in traditional Internet security and undermining our faith in the Internet itself. In the latest instance, they compromised a supposedly secure two-factor-authenticated banking system.
Dual-core AMD Turion: slow out of the gate
Tech Guide Preliminary benchmark results for AMD's new dual-core mobile processor suggest that Intel has little to fear.
Five things you'll love (and hate) about Windows Vista
Tech Guide We've lived with beta 2 of Vista for a while. Here are our top five pros and cons of the new OS.
Intel Core 2 Duo preview benchmarks: a different approach
Tech Guide How does Intel's new Core 2 Duo E6700 processor cope with multitasking? We have some preliminary test results.
Outward bound with Vista's new firewall
Tech Guide Microsoft is promising that in Windows Vista all inbound connections will be blocked by default, whereas all outbound connections will be allowed by default, other than by exception. What does that mean? Well, it's less than you might think.
The large-file problem
Tech Guide There are two ways to send big files to friends and colleagues: using a central server or via a point-to-point connection. We explain which method is right for today.
No escape from lugging a laptop
Tech Guide Can you work without a notebook computer? After two years of trying, our correspondent has to admit defeat.
Inside Intel's Napa platform
Tech Guide Intel's latest mobile platform, now officially christened Centrino Duo, introduces the Core Duo (Yonah) chip with dual CPU cores. This and other developments should deliver useful -- if not revolutionary -- increases in notebook performance and battery life.
Your antivirus software has B.O.
Tech Guide Security researchers are seeking the next big flaw in Internet Explorer, but is anyone checking the security programs? One researcher has found that most antivirus applications suffer from critical buffer-overflow errors. Fortunately, most security vendors are responsive.
