acm-header
Sign In

Communications of the ACM

ACM Opinion

25 Years of Digital Vandalism


Computer virus

Mark Pernice

In January 1986, Basit and Amjad Alvi, sibling programmers living near the main train station in Lahore, Pakistan, wrote a piece of code to safeguard the latest version of their heart-monitoring software from piracy. They called it Brain, and it was basically a wheel-clamp for PCs. Computers that ran their program, plus this new bit of code, would stop working after a year, though they cheerfully provided three telephone numbers, against the day. If you were a legitimate user, and could prove it, they’d unlock you.

But in the way of all emergent technologies, something entirely unintended happened. The Alvis’ wheel-clamp was soon copied by a certain stripe of computer hobbyist, who began to distribute it, concealed within various digital documents that people might be expected to want to open. Because almost all these booby-trapped files went out on floppy disks, the virus spread at a pre-Internet snail’s pace.

From The New York Times
View Full Article


 

No entries found