A new kind of malware circulating on the Internet freezes a computer and then asks for a ransom paid through Western Union Holdings Inc.’s money-transfer service. A sample of the Trojan horse virus ...

Two computers at the Alaska Department of Health and Social Services’ Office of Children’s Services were infected with a Trojan horse virus July 5 and July 8, according to a Sept. 1 breach ...

A remote access computer Trojan (RAT) designed to steal credit card details from hotel point-of-sale (PoS) applications is being sold on the underground forums, researchers from security firm Trusteer ...

Researchers have found new versions of a sophisticated Android financial-fraud Trojan that’s notable for its ability to intercept calls a victim tries to place to customer-support personnel of their ...

An international team led by researchers at the University of Toronto has found a new RNA virus that they believe is hitching a ride with a common human parasite. The virus, called Apocryptovirus ...