Tag Archives: Computer security

We’re Not in the Business of Understanding our User

By | December 13, 2011

A few years ago I wrote about sometimes your product is useful to people in ways you didn’t know—and that you’d be smart to recognise that and capitalize on itn (What Your Product Does You Might Not Know About, 2007). One of the examples I cited was ZoneAlarm, a very popular firewall that was bought by Check Point.… Read More »

Southeast Asia’s Viral Infection

By | August 30, 2011

Southeast Asia is fast developing a reputation as the most dangerous place on the Internet. It’s not a reputation the region can afford to have. By one count Thailand has risen to be the country with the most number of malware infections, by one account, and by another to be the second, all in the past few months.… Read More »

Strip CAPTCHA Spam

By | October 30, 2007

Whatever useful stuff the good guys come up with, the bad guys ain’t far behind. A few months back I wrote about researchers at Carnegie Mellon coming up with a way to use CAPTCHA tools to help decipher words in text by the Internet Archive. The basic idea is that the effort to prevent spammers and others automating… Read More »

Is That a Virus on Your Phone or a New Business Model?

By | June 29, 2007

This week’s WSJ.com column (subscription only) is about mobile viruses — or the lack of them. First off I talked about CommWarrior, the virus any of you with a Symbian phone and Bluetooth switched no will have been pinged with anywhere in the world. CommWarrior isn’t new: It has been around since March 2005. But this isn’t much comfort if you… Read More »

CAPTCHA Gets Useful

By | May 29, 2007

An excellent example of something that leverages a tool that already exists and makes it useful — CAPTCHA forms. AP writes from Pittsburgh: Researchers estimate that about 60 million of those nonsensical jumbles are solved everyday around the world, taking an average of about 10 seconds each to decipher and type in. Instead of wasting time typing in… Read More »