A threat actor has leaked the complete source code for the first version of the HelloKitty ransomware on a Russian-speaking hacking forum, claiming to be developing a new, more powerful encryptor. The ...

Security researchers are warning that a new wave of LockBit ransomware variants is in the wild following a leak of the source code used by the prolific ransomware gang last year. First emerging in ...

DeadLock, a ransomware group that first emerged in July 2025, has made news again, and this time it is for abusing Polygon ...

Two recently identified ransomware gangs are using payloads that contain almost identical code, suggesting that the groups’ affiliates are using shared infrastructure. The groups, named HellCat and ...

A threat actor has sold for just $500 the source code and a cracked builder for Zeppelin, a Russian ransomware strain used in numerous attacks on US businesses and organizations in critical ...

Cybercriminals are maximizing the potential damage to your organization to boost their profits. A staggering 91% of reported ransomware attacks included a data exfiltration effort. Now is the time to ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Although it is far from clear as to the motive or process ...

Ransomware has always been more than a technical risk—it’s a business, a weapon, and a psychological warfare tool. In my previous Forbes article titled “Ransomware on a Rampage; a New Wake-Up Call,” I ...

Technical details and a public exploit have been published for a critical vulnerability affecting Fortinet's Security ...

Earlier this week, security researchers from VulnCheck announced finding a command injection vulnerability due to improper ...