Iowa State University

Inside Iowa State
September 11, 1998

Computer virus threatens Windows 95, 98 and NT users

A nasty computer virus that affects PCs with Windows 95, Windows 98 and Windows NT has been detected on some campus computers. The "Win32/CIH" virus does its dirty work on the 26th of every month, when it erases the computer's hard drive contents and attempts to erase contents of the computer's EEPROM (where the ROM BIOS is stored).

If the latter occurs, the computer machine will become unusable and will require replacement of the BIOS ROM chip, said Frank Poduska, consulting and publications manager at the Computation Center.

To protect your computer from the virus, follow these steps:

Iowa State homepage

Inside Iowa State,, University Relations
Copyright © 1998, Iowa State University, all rights reserved
Revised 9/10/98