
Mysterious leaker outs Conti ransomware kingpins • The Register
exclusive A mystery whistleblower calling himself GangExposed has exposed key figures behind the Conti and Trickbot ransomware crews, publishing a trove of internal files and naming names. The leaks include thousands of chat logs, personal videos, and ransom...

Hackers are exploiting critical flaw in vBulletin forum software
Two critical vulnerabilities affecting the open-source forum software vBulletin have been discovered, with one confirmed to be actively exploited in the wild. The flaws, tracked under CVE-2025-48827 and CVE-2025-48828, and rated critical (CVSS v3 score: 10.0...

ConnectWise compromised by ‘sophisticated’ nation state • The Register
ConnectWise has brought in the big guns to investigate a "sophisticated nation state actor" that broke into its IT environment and then breached some of its customers. In a May 28 advisory, the IT management software vendor said the compromise "affected a very...

Microsoft now testing Notepad text formatting in Windows 11
Microsoft announced today that the Windows 11 Notepad application is getting a text formatting feature supporting Markdown-style input. The feature is being introduced one year after Microsoft removed the WordPad basic word processing app that had text...

FBI arrests DoD IT worker, claim he tried to leak intel • The Register
A Defense Intelligence Agency (DIA) IT specialist is scheduled to appear in court today after being caught by the FBI trying to surreptitiously drop top secret information to a foreign government in a public park. Nathan Vilas Laatsch, 28, of Alexandria,...

Police takes down AVCheck site used by cybercriminals to scan malware
An international law enforcement operation has taken down AVCheck, a service used by cybercriminals to test whether their malware is detected by commercial antivirus software before deploying it in the wild. The service's official domain at avcheck.net now...

Crims defeat human intelligence with fake AI installers • The Register
Criminals are using installers for fake AI software to distribute ransomware and other destructive malware. Cisco Talos recently uncovered three of these threats, which use legit-looking websites whose domain names vary the titles of actual AI vendors by just a...

SentinelOne back online after lengthy outage • The Register
Security services vendor SentinelOne experienced a major outage on Thursday. A company post states the incident "is impacting commercial customer consoles," however The Register has seen several social media posts that show a SentinelOne dashboard listing 11...

Mozilla releases Firefox 139.0.1 update to fix artifacts on Nvidia GPUs
Mozilla has rolled out an emergency Firefox 139.0.1 update after the Tuesday release caused graphical artifacts on PCs with NVIDIA GPUs. Firefox 139 shipped on May 27 with features like Full-Page Translations, but it also caused graphical artifacts when...

ConnectWise breached in cyberattack linked to nation-state hackers
IT management software firm ConnectWise says a suspected state-sponsored cyberattack breached its environment and impacted a limited number of ScreenConnect customers. "ConnectWise recently learned of suspicious activity within our environment that we believe...