LockBit 2.0 gang claims Mandiant as latest victim; Mandiant sees no evidence of it
The group took issue with a recent Mandiant analysis, it said.
U.S. cybersecurity officials issue notice on Karakurt extortion group
The suspected Conti ransomware group spinoff employs a variety of attack methods, the notice warns.
Costa Rican president claims collaborators are aiding Conti's ransomware extortion efforts
The claim comes after Conti doubled its extortion demand to $20 million and called for the overthrow of the government.
Ransomware group strikes second U.S. health care system in the last two months
The targeted systems are just two of dozens of the group's attacks in the last year.
Kaseya says it didn't pay ransomware gang for decryption key after hacks affected hundreds
Kaseya didn't specify how it obtained the tool, however.
How REvil evolved into a ransomware collective capable of extorting Kaseya, JBS
REvil has risen among ransomware gangs, some experts say, with standout audaciousness and even dramatic flair.