Expert Insight

Atlanta (CNN)Residents can't pay their water bill or their parking tickets. Police and other employees are having to write out their reports by hand. And court proceedings for people who are not in police custody are canceled until computer systems are functioning properly again. More than six days after a...

Polymorphic malware is a type of malware that constantly changes its identifiable features in order to evade detection. Many of the common forms of malware can be polymorphic, including viruses, worms, bots, trojans, or keyloggers. Polymorphic techniques involve frequently changing identifiable characteristics like file names and types or encryption keys to make...