Back at the dawn of the Web, the most popular account password was "12345." The New York Times Multimedia The Risks of Keeping It SimpleGraphic The Risks of Keeping It Simple Related Times Topics: Computer Security

WASHINGTON — Federal safety officials warned city transit systems nationwide on Tuesday about a dangerous flaw that may fool safety systems into indicating that a track is empty when it is actually occupied.

Like a ghost ship, a rogue software program that glided onto the Internet last November has confounded the efforts of top security experts to eradicate the program and trace its origins and purpose, exposing serious weaknesses in the world's digital infrastructure.

As more enterprises deploy wall-to-wall Wi-Fi, they're finding end users voting with their network interface cards: given a choice, they go with wireless rather than wired access.

When you look at the worst corporate security breaches, it's clear that network managers keep making the same mistakes over and over again, and that many of these mistakes are easy to avoid.

Boeing is facing the most embarrassing and costly debacle in its history. Today's announcement that the 787 Dreamliner's first flight has been postponed, due to the discovery of a structural flaw, is the latest in a series of poorly explained delays.

Mountain View, Calif. — It's summertime and the Terminator is back. A sci-fi movie thrill ride, "Terminator Salvation" comes complete with a malevolent artificial intelligence dubbed Skynet, a military R.&D.

Ursula K. Le Guin, the science fiction writer, was perusing the Web site Scribd last month when she came across digital copies of some books that seemed quite familiar to her. No wonder.

The Amazon Kindle, an electronic reader, has been lavished with praise by hopeful newspaper and book executives who say they believe it has the potential to do for newspapers and books what the iPod did for music.

Fabulous photos from space and elsewhere

Here's our list of the biggest security incidents involving the Internet's core routing protocol, the Border Gateway Protocol. Some of these incidents were attacks; others were accidental misconfigurations.

It was billed by Jeremy Clarkson as the ultimate test for an electric car – a drag race against a Lotus Elise on BBC2's Top Gear.

A Canadian man, apparently unable to find the perfect woman, has done the next best thing — he's built himself one.

Unpublishing from a Web site certainly is not uncommon, particularly after a lawyer sends a letter demanding it. And on obscure personal blogs presumably it happens all the time — a writer simply may have a change of heart.

"The technology news site CNET has compiled two interesting lists showing which cellphones give off the most and the least radiation.

It will come as no surprise to anyone who has used the internet that online search engines retain a history of our previous searches and the identity of our computer. Indeed, it often makes our life easier to find that a page we have previously visited remembers us.

The technique, which could undermine security software protecting critical data on computers, is as easy as chilling a computer memory chip with a blast of frigid air from a can of dust remover.

ANALOG SHUTDOWN What is happening: Cell-phone carriers including AT&T, Verizon Wireless and Alltel will be turning off their analog networks starting Feb. 19, 2008.

The iPod touch uses advanced components and technological implementations that mean it's less a stripped-down iPhone and more an indication of the future of the iPod product line, at least, that's what one group of analysts believe.

Dec. 21 (Bloomberg) -- Apple Inc. Chief Executive Officer Steve Jobs's annual Macworld surprise may be a slimmed-down laptop and a higher-capacity model of the iPhone.

SAN FRANCISCO—Intel Dec. 14 introduced a new, thumbnail-sized solid state storage drive that it says will serve as a key component for next-generation mobile, digital entertainment and embedded applications in numerous portable electronic devices.

Google is working on a new Internet encyclopedia that will consist of material submitted by people who want to be identified as experts and possibly profit from their knowledge.

"General Motors provided a sneak peek this week of the new design for its hotly anticipated Chevy Volt gasoline-electric hybrid. The automaker released a photo purporting to show the Volt's aerodynamic new lines, which looked mostly like a blur with a Chevy badge.

"Apple's iPhone will be a "primary target" for cybercriminals in 2008, a security company predicted today.. Arbor Network's Security and Engineering Response Team (ASERT) forecast that the iPhone will become "the victim of a serious attack" in 2008.

"As most women would attest, it is almost impossible to take the jiggling out of jogging."

Iran-Super Computer-Invention Chancellor of computer at the faculty of Science and Technology University Mohsen Sharifi who got his Ph.D on a parallel high performance machine has invented a new system which increases the speed of personal computers (PC) to those of super comput …

"Bush Worm Dances Its Way Into Computers Published 18th May 2007

"Compressed Air Energy Storage (CAES) enhances wind power

In a U.S. government warning high on the creepiness scale, the Defense Department cautioned its American contractors over what it described as a new espionage threat: Canadian coins with tiny radio frequency transmitters hidden inside.

Technophiles are eagerly waiting to learn whether the king of digital music can colonize an entirely new category of consumer electronics.

" * Case Studies * Composition Tips * Cameras and Gear * Techniques * DPS Site News * Other Tips * Portrait Photography * Post Production Tips * Tips for Beginners * Travel Photography"

"So we've revisited the "cream of the crop" that we brought you two years ago." "Some of the crop is brand new; some has stood the test of time. As before, we have 100 sites in 20 categories."