Microsoft Warns of Exchange Server Zero-Day Exploited in the Wild
Microsoft Exchange Server users are urged to immediately mitigate a newly disclosed zero-day vulnerability that has been exploited in attacks. Microsoft this week patched 137…
Microsoft Exchange Server users are urged to immediately mitigate a newly disclosed zero-day vulnerability that has been exploited in attacks. Microsoft this week patched 137…
Ghostwriter group resumes attacks on Ukrainian Government targets Pierluigi Paganini May 15, 2026 ESET uncovered new Ghostwriter (aka FrostyNeighbor) activity targeting Ukrainian government organizations in…
Rapid7 has published analysis of two newly disclosed authentication bypass vulnerabilities affecting enterprise networking and security platforms from Cisco and Palo Alto Networks, with both…
The problem was never detection For the last decade, the security industry has focused on detection. The emphasis has been on generating more alerts, improving…
TL;DR: Huntress and Acrisure are partnering to help eligible businesses turn stronger cybersecurity into better cyber insurance outcomes. Through the Huntress × Acrisure Cyber Insurance…
Cisco is warning that a critical Catalyst SD-WAN Controller authentication bypass flaw, tracked as CVE-2026-20182, was actively exploited in zero-day attacks that allowed attackers to…
A nation-state malware known as Kazuar has resurfaced with a far more dangerous design than anyone expected. What once started as a relatively standard backdoor…
A new phishing campaign uncovered in late April 2026 shows how threat actors behind the Tycoon 2FA Phishing-as-a-Service (PhaaS) kit are evolving beyond traditional credential…
Deepfake detection has been built around a single question for close to a decade. Given a video or audio clip, is it real or synthetic?…
Ravie LakshmananMay 15, 2026Microsoft / Vulnerability Microsoft has disclosed a new security vulnerability impacting on-premise versions of Exchange Server that it said has come under…
The Post Office is contesting a wrongful conviction appeal by a former subpostmaster who experienced problems with its Capture system in the 1990s. This is…
OpenAI has disclosed details of its response to the recent TanStack npm supply chain attack, confirming that two employee devices were affected during the broader…