Overly broad permissions can turn one compromised account into a much larger security problem. Learn how to reduce unnecessary access, review privileges, and apply least privilege across modern Linux systems. Review Linux Privileges×
COMPUTER CRIME WASN'T much of a front-page story a year ago; readers would remember the "cyberwar" that led to virtual graffiti being sprayed on FBI.gov and WhiteHouse.gov in 1999. But that kind of hacking was a mere novelty.