Dissecting Sapphire Sleet’s macOS intrusion from lure to compromise

Microsoft Threat Intelligence uncovered a macOS‑focused cyber campaign by the North Korean threat actor Sapphire Sleet that relies on social engineering rather than software vulnerabilities. By impersonating a legitimate software update, threat actors tricked users into manually running malicious files, Read More …

Europol-supported global operation targets over 75 000 users engaged in DDoS attacks

On 13 April 2026, 21 countries joined forces in a coordinated action week that focused on enforcement and prevention measures against over 75 000 criminal users engaging in distributed denial-of-service (DDoS)-for-hire services. With over 75 000 warning emails and letters Read More …

Patch these critical Fortinet sandbox bugs that let attackers bypass login, run commands over HTTP

Watch out for more Fortinet vulns! Two critical bugs in Fortinet’s sandbox could allow unauthenticated attackers to bypass authentication or execute unauthorized code on vulnerable systems. Luckily, the security vendor has issued fixes – so patch now – and so Read More …

From fake Proton VPN sites to gaming mods, this Windows infostealer is everywhere

Malwarebytes Labs researchers uncovered multiple campaigns distributing an infostealer we track as NWHStealer, using everything from fake VPN downloads to hardware utilities and gaming mods. What makes this campaign stand out isn’t just the malware, but how widely and convincingly Read More …

Sweden blames Russian hackers for attempting ‘destructive’ cyberattack on thermal plant

The Swedish government said Russian government-linked hackers attempted to disrupt the operations at one of the country’s thermal power plants last year. Sweden said that, while the hackers were unsuccessful, hybrid attacks that extend beyond cyberspace are becoming more dangerous. Read More …

Patch Tuesday – April 2026

Microsoft is publishing 167 vulnerabilities on April 2026 Patch Tuesday. Microsoft is aware of exploitation in the wild for one of today’s vulnerabilities, and public disclosure for one other. Microsoft evaluates 19 of the vulnerabilities published today as more likely Read More …

Zombie Microsoft bugs rise from the dead, pave way for crims and ransomware scum

Crooks are exploiting four Microsoft vulnerabilities – one patched 14 years ago and another tied to ransomware activity – according to America’s lead cyber-defense agency, which on Monday gave federal agencies two weeks to patch them. The four vulnerabilities added Read More …

Booking.com confirms hackers accessed customers’ data

Booking.com confirmed Monday that hackers may have accessed customers’ personal data, including names, email addresses, phone numbers, and booking details. The global travel and hotel reservation giant notified customers this past week of the breach, according to several online posts. Read More …