Sinisa Markovic
Signal’s new security feature checks if your encrypted chats were tampered with
Signal has introduced a feature called automatic key verification, giving users a new way to confirm that nobody has secretly interfered with their encrypted chats. “Signal is …
Lazarus hackers pair fake job offers with Windows zero-day exploit
The North Korea-linked Lazarus group is using fake job offers, trojanized PDF software and a Windows zero-day in attacks aimed primarily at the defense sector, Check Point …
Split-second deepfake glitch blows digital certificate fraudster’s cover
Spanish police have arrested a man in Murcia accused of using deepfake software to trick a certificate provider’s video identity checks in an attempt to obtain digital …
Ready-made $500 kit puts a crypto scam within anyone’s reach
A seller on a cybercrime forum is offering a ready-made scam kit for $500, complete with an admin panel that tracks victims, checks their crypto wallets for value, and …
Malicious SIMs can hijack smartphones, steal files, and lock them onto 2G
Researchers have found that compromised or malicious SIM cards can issue commands to some smartphones and cellular-connected devices, allowing attackers to steal 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 …
GPT-5.6-Cyber refuses security researchers’ requests far less often
GPT-5.6-Cyber is a new OpenAI model built on GPT-5.6 Sol, trained to find zero-day vulnerabilities and build exploit chains, with fewer refusals on higher-risk, dual-use work. …
Previously unseen entry vector used to breach Polish energy plant
The December 29 cyberattack on a Polish combined heat and power (CHP) plant was the first observed case of attackers gaining access to an OT network through a private APN, …
Cyberattack on Steam hardware shipper leaks names, addresses, and order data
Video game publisher Valve is alerting customers in Europe to a data breach at CEVA Logistics, its Steam hardware shipping partner. Reports from affected customers began …
Microsoft Entra ID is removing an extra MFA hurdle for Windows Hello and macOS PSSO users
Microsoft is changing how Entra ID handles MFA for people who sign in with Windows Hello for Business (WHfB) or macOS Platform Single Sign-On (PSSO). The rollout reaches …
Chainloop: Open-source evidence store and policy engine for the software supply chain
Chainloop is an open source evidence store for the software supply chain. A command line tool runs inside a GitHub Actions, GitLab, Jenkins, or Dagger pipeline, picks up what …
How to report an AI Act violation in the EU
The EU’s fight to regulate AI models entered a new chapter on 2 August 2026, when the European Commission’s AI Office and national authorities began enforcing the …
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