Sinisa Markovic
Russian hackers abuse hotel Wi-Fi networks to steal Microsoft 365 credentials and deploy malware
Midnight Blizzard, the Russian threat actor tied to the country’s foreign intelligence service, has spent months targeting users of public Wi-Fi networks at places like …
EU begins enforcing AI Act, putting AI models under the microscope
Europe’s fight to regulate AI models moved from paper to practice on 2 August 2026, when the European Commission’s AI Office and national authorities began …
Fake IRS letters direct crypto holders to bogus compliance portal
Scammers are sending physical letters to cryptocurrency holders that copy the look of official IRS notices. The letters tell recipients they must enroll in something called a …
Chinese hacker used DeepSeek to launch autonomous cyberattacks on vulnerable servers
A Chinese threat actor operating under the aliases “knaithe” and “KnYuan” used multiple LLMs to automate cyberattacks against internet-facing systems …
Criminals used AI and children’s coding software to build a multimillion-dollar ad fraud empire
A security investigation into inexpensive Android TV boxes led researchers to an ad fraud operation that had remained unnoticed for several years. Fuyao apps ecosystem …
Anthropic’s Claude breached three companies during security tests
Anthropic has disclosed that its AI model Claude gained unauthorized access to the systems of three different organizations during cybersecurity evaluations. The disclosure …
AI takes on a bigger role in finding Chrome vulnerabilities
Google has expanded the use of AI in Chrome’s security workflow, using it to find vulnerabilities, triage bug reports, generate patches, and review code to shorten the …
Attackers are using Microsoft’s legitimate login system to camouflage phishing attacks
Attackers are moving away from fake Microsoft login pages in favor of abusing Microsoft’s own authentication system, letting phishing campaigns slip past the warning …
Coordinated cyberattack hits more than 30 Minnesota water utilities
A coordinated cyberattack on July 26 and 27 hit operational technology (OT) systems at more than 30 community water utilities across Minnesota, prompting an immediate response …
Tengu botnet reboots Linux devices to survive removal
A new Mirai-derived IoT botnet can force an infected Linux device to reboot once its main process is killed, giving its persistence mechanisms another opportunity to relaunch …
Cloudflare reveals what’s behind major internet outages
Storms, earthquakes, and infrastructure failures disrupted internet access throughout the second quarter, while governments deliberately shut networks down, according to …
Stolen Meta and Google ad accounts are worth more than the money they hold
Ad account theft, the systematic hijacking of Meta Business Manager and Google Ads accounts, has grown into a commodity-driven cybercrime economy complete with tiered pricing, …
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