ransomware
16-year-old suspected leader of KillSec ransomware group arrested
A 16-year-old is suspected of being the main operator of KillSec, a ransomware group that Eurojust says is responsible for almost 1,000 attacks worldwide. Seizure notice …
Deepfakes become a board priority once an executive falls for one
Nearly three-quarters of security leaders have encountered or suspect a deepfake attack in the past year, while just 10% say their organizations have purpose-built defenses, …
Europe’s technology backbone is becoming a cyber target
Disruptive attacks on public-facing services, financially motivated cybercrime and compromises of shared technology providers are increasing cybersecurity risks across Europe. …
Building a ransomware decision tree before the call comes in
In this Help Net Security video, Kerri Shafer-Page, VP of Incident Response at Arctic Wolf, walks through the ransomware decision tree in this video. She covers four areas …
Cisco FMC bugs exploited by nation-state and ransomware actors (CVE-2026-20079, CVE-2026-20316)
State-sponsored and financially-motivated attackers are actively exploiting CVE-2026-20079, a critical authentication bypass vulnerability in Cisco Secure Firewall Management …
Ransomware negotiation tactics have turned into a business process
In this Help Net Security video, Dave Ross, Senior Director of the Intelligence Fusion Team at Intel 471, explains what happens behind the scenes during ransomware …
Berlin refuses to be blackmailed after network breach
Berlin’s state government has confirmed an extortion attempt following a data theft from its administrative network in August. Governing Mayor Kai Wegner and Interior …
The cybercrime supply chain has five stages, each with a price
In this Help Net Security video, Chris Nyhuis, CEO at Vigilant, explains why the picture of a lone ransomware attacker is about 15 years out of date. He walks through the …
Ransomware attackers are zeroing in on mid-market companies
Mid-sized companies accounted for 73% of publicly disclosed ransomware and data-extortion incidents with known revenue in North America and Europe between January 2023 and …
Medusa ransomware gang has hit over 500 organizations, CISA warns
Medusa ransomware has breached more than 500 organizations since it first appeared in June 2021, the FBI, CISA, and the Department of Health and Human Services (HHS) said in …
Attackers turn to AI for help identifying files worth stealing
AI tools are being used by cyber attackers to write malicious code, build tools that harvest credentials, search compromised networks, identify valuable business information, …
Ransomware gangs don’t need control system access to disrupt industrial production
Disrupting IT systems that support industrial environments can be enough to interrupt production, even when ransomware operators do not gain direct access to industrial …
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