Microsoft
Sandworm APT’s initial access subgroup hits organizations accross the globe
A subgroup of Russia’s Sandworm APT has been working to achieve initial and persistent access to the IT networks of organizations working in economic sectors Russia is …
Microsoft fixes two actively exploited zero-days (CVE-2025-21418, CVE-2025-21391)
February 2025 Patch Tuesday is here, and Microsoft has delivered fixes for 56 vulnerabilities, including two zero-days – CVE-2025-21418 and CVE-2025-21391 – under …
February 2025 Patch Tuesday forecast: New directions for AI development
February 2025 Patch Tuesday is now live: Microsoft fixes two actively exploited zero-days (CVE-2025-21418, CVE-2025-21391) The new year has started with a whirlwind of …
Attackers compromise IIS servers by leveraging exposed ASP.NET machine keys
A ViewState code injection attack spotted by Microsoft threat researchers in December 2024 could be easily replicated by other attackers, the company warned. “In the …
SonicWall SMA appliances exploited in zero-day attacks (CVE-2025-23006)
A critical zero-day vulnerability (CVE-2025-23006) affecting SonicWall Secure Mobile Access (SMA) 1000 Series appliances is being exploited by attackers. “We strongly …
How Russian hackers went after NGOs’ WhatsApp accounts
Star Blizzard, a threat actor tied to the Russian Federal Security Service (FSB), was spotted attempting to compromise targets’ WhatsApp accounts through a clever …
New UEFI Secure Boot bypass vulnerability discovered (CVE-2024-7344)
ESET researchers have identified a vulnerability (CVE-2024-7344) impacting most UEFI-based systems, which allows attackers to bypass UEFI Secure Boot. The issue was found in a …
Microsoft fixes actively exploited Windows Hyper-V zero-day flaws
Microsoft has marked January 2025 Patch Tuesday with a hefty load of patches: 157 CVE-numbered security issues have been fixed in various products, three of which (in Hyper-V) …
January 2025 Patch Tuesday forecast: Changes coming in cybersecurity guidance
January 2025 Patch Tuesday is now live: Microsoft fixes actively exploited Windows Hyper-V zero-day flaws Welcome to 2025 and a new year of patch excitement! In my December …
Ivanti Connect Secure zero-day exploited by attackers (CVE-2025-0282)
NEW STORY: Thursday, January 9, 07:30 ET Ivanti Connect Secure zero-day exploited since mid-December (CVE-2025-0282) Ivanti has fixed two vulnerabilities affecting Ivanti …
Balancing proprietary and open-source tools in cyber threat research
In this Help Net Security interview, Thomas Roccia, Senior Security Researcher at Microsoft, discusses how threat research drives faster, better decision-making in …
Microsoft enforces defenses preventing NTLM relay attacks
Since making Kerberos the default Windows authentication protocol in 2000, Microsoft has been working on eventually retiring NTLM, its less secure and obsolete counterpart. …
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