Japanese retail company Muji has taken offline its store due to a logistics outage caused by a ransomware attack at its delivery partner, Askul. [...]

Nearly 76,000 WatchGuard Firebox network security appliances are exposed on the public web and still vulnerable to a critical issue (CVE-2025-9242) that could allow a remote attacker to execute code without authentication. [...]

CISA says threat actors are now actively exploiting a high-severity Windows SMB privilege escalation vulnerability that can let them gain SYSTEM privileges on unpatched systems. [...]

A new and ongoing supply-chain attack is targeting developers on the OpenVSX and Microsoft Visual Studio marketplaces with self-spreading malware called GlassWorm that has been installed an estimated 35,800 times. [...]

Microsoft says the October 2025 Windows security updates are causing smart card authentication and certificate issues due to a change designed to strengthen the Windows Cryptographic Services. [...]

Malicious OAuth apps can hide inside Microsoft 365 tenants. Huntress Labs' Cazadora script helps uncover rogue apps before they lead to a breach. Dive deeper in their Tradecraft Tuesday sessions. [...]

Cybercriminals are using TikTok videos disguised as free activation guides for popular software like Windows, Spotify, and Netflix to spread information-stealing malware. [...]

A new malicious campaign is targeting macOS developers with fake Homebrew, LogMeIn, and TradingView platforms that deliver infostealing malware like AMOS (Atomic macOS Stealer) and Odyssey. [...]

ConnectWise released a security update to address vulnerabilities, one of them with critical severity, in Automate product that could expose sensitive communications to interception and modification. [...]

Envoy Air, a regional airline carrier owned by American Airlines, confirms that data was compromised from its Oracle E-Business Suite application after the Clop extortion gang listed American Airlines on its data leak site. [...]

European law enforcement in an operation codenamed 'SIMCARTEL' has dismantled an illegal SIM-box service that enabled more than 3,200 fraud cases and caused at least 4.5 million euros in losses. [...]

Earlier this week, Microsoft patched a vulnerability that was flagged with the "highest ever" severity rating received by an ASP.NET Core security flaw. [...]

VMware certification isn't just about passing exams — it's about mastering systems, proving expertise, and your career. Gain hands-on labs, discounts, and mentorship with VMUG Advantage to reach your next goal faster. [...]

Internet security nonprofit Shadowserver Foundation has found more than 266,000 F5 BIG-IP instances exposed online after the security breach disclosed by cybersecurity company F5 this week. [...]

Hacking groups—at least one of which works on behalf of the North Korean government—have found a new and inexpensive way to distribute malware from “bulletproof” hosts: stashing them on public cryptocurrency blockchains. In a Thursday post, members of the Google Threat Intelligence Group said the technique provides …

Major international auction house Sotheby's is notifying customers of a data breach incident on its systems where threat actors stole sensitive information, including financial details. [...]

Hackers stole the personal information of over 17.6 million people after breaching the systems of financial services company Prosper. [...]

Threat actors exploited a recently patched remote code execution vulnerability (CVE-2025-20352) in older, unprotected Cisco networking devices to deploy a Linux rootkit and gain persistent access. [...]

Microsoft has disrupted a wave of Rhysida ransomware attacks in early October by revoking over 200 certificates used to sign malicious Teams installers. [...]

Gladinet has released security updates for its CentreStack business solution to address a local file inclusion vulnerability (CVE-2025-11371) that threat actors have leveraged as a zero-day since late September. [...]

CISA has warned that attackers are actively exploiting a maximum-severity vulnerability in Adobe Experience Manager to execute code on unpatched systems. [...]

Traditional MDR focuses on reacting to attacks already in motion — but modern threats demand prevention. Picus Security explains how Unified Exposure Management Platforms continuously identifies, validates, and fixes exploitable risks before adversaries strike. [...]

North Korean hackers were observed employing the 'EtherHiding' tactic to deliver malware, steal cryptocurrency, and perform espionage with stealth and resilience. [...]

Microsoft says Windows 11 users can now start a conversation with the AI-powered Copilot digital assistant by saying the "Hey Copilot" wake word. [...]

Microsoft announced today a new Windows 11 Copilot feature called Copilot Actions that enables AI agents to perform real tasks on local files and applications. [...]