Latest cybersecurity reporting from selected sources.

Cybersecurity agencies in the U.S. and U.K. are warning about a custom malware called Firestarter persisting on Cisco Firepower and Secure Firewall devices running Adaptive Security Appliance (ASA) or Firepower Threat Defense (FTD) software. [...]

Investigators found the malware, dubbed Firestarter, on a federal agency's network in a campaign dating back to at least September 2025. The post US, UK agencies warn hackers were hiding on Cisco firewalls long after patches were applied appeared first on CyberScoop.

Cybersecurity researchers are warning about a new malware called DslogdRAT that's installed following the exploitation of a now-patched security flaw in Ivanti Connect Secure (ICS)

Also: Gootloader Malware, GCHQ Intern Pleads Guilty, Check Point Breach UpdateThis week, a "Fast Flux" warning, Gootloader malware, an GCHQ intern pleaded guilty to stealing top secret data and Check Point undercuts hacking claim. Also, Google rolled out end-to-end encryption for some Gmail users, Apple backported patches and Dutch prosecutors cut internet access.

Suspected Chinese Attackers Again Tied to Active Exploitation of VPN AppliancesVPN appliance maker Ivanti has begun releasing updates to patch a zero-day vulnerability being actively exploited by suspected nation-state attackers. Experts are warning users to immediately update their devices, after factory resetting them to flush any malware attackers may have installed.

​CISA has ordered U.S. federal agencies to secure their systems against a recently patched Windows MSHTML spoofing zero-day bug exploited by the Void Banshee APT hacking group. [...]

Cisco has patched an NX-OS zero-day exploited in April attacks to install previously unknown malware as root on vulnerable switches. [...]

Plus: Ransomware gangster sentenced, Dell patches more Log4j bugs, and cartoon apes gone bad In Brief Triton malware remains a threat to the global energy sector, according to an FBI warning.…