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New UEFI Secure Boot bypass vulnerability discovered (CVE-2024-7344)

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New UEFI Secure Boot bypass vulnerability discovered (CVE-2024-7344) 2025-01-16 at 12:03 By Help Net Security 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 UEFI application signed with Microsoft’s “Microsoft Corporation UEFI CA 2011” third-party certificate. Exploiting this vulnerability

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Microsoft fixes actively exploited Windows Hyper-V zero-day flaws

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Microsoft fixes actively exploited Windows Hyper-V zero-day flaws 2025-01-14 at 23:03 By Zeljka Zorz 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) are being actively exploited. The exploited Hyper-V vulnerabilities The exploited zero-days are CVE-2025-21333

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January 2025 Patch Tuesday forecast: Changes coming in cybersecurity guidance

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January 2025 Patch Tuesday forecast: Changes coming in cybersecurity guidance 2025-01-10 at 09:45 By Help Net Security Welcome to 2025 and a new year of patch excitement! In my December article, I talked about Microsoft’s Secure Future Initiative (SFI) and how it manifested in many of the Microsoft products released in 2024. While this security

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Ivanti Connect Secure zero-day exploited by attackers (CVE-2025-0282)

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Ivanti Connect Secure zero-day exploited by attackers (CVE-2025-0282) 2025-01-08 at 21:49 By Zeljka Zorz Ivanti has fixed two vulnerabilities affecting Ivanti Connect Secure, Policy Secure and ZTA gateways, one of which (CVE-2025-0282) has been exploited as a zero-day by attackers to compromise Connect Secure VPN appliances. About CVE-2025-0282 and CVE-2025-0283 Both are stack-based buffer overflow

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Balancing proprietary and open-source tools in cyber threat research

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Balancing proprietary and open-source tools in cyber threat research 2025-01-06 at 07:38 By Mirko Zorz In this Help Net Security interview, Thomas Roccia, Senior Security Researcher at Microsoft, discusses how threat research drives faster, better decision-making in cybersecurity operations. Roccia provides insights into balancing internal and external research strategies, the influence of AI and geopolitical

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Microsoft fixes exploited zero-day (CVE-2024-49138)

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Microsoft fixes exploited zero-day (CVE-2024-49138) 2024-12-10 at 23:04 By Zeljka Zorz On December 2024 Patch Tuesday, Microsoft resolved 71 vulnerabilities in a variety of its products, including a zero-day (CVE-2024-49138) that’s been exploited by attackers in the wild to execute code with higher privileges. CVE-2024-49138 exploited by attackers CVE-2024-49138 stems from a heap-based buffer overflow

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Microsoft: “Hack” this LLM-powered service and get paid

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Microsoft: “Hack” this LLM-powered service and get paid 2024-12-09 at 18:04 By Zeljka Zorz Microsoft, in collaboration with the Institute of Science and Technology Australia and ETH Zurich, has announced the LLMail-Inject Challenge, a competition to test and improve defenses against prompt injection attacks. The setup and the challenge LLMail is a simulated email client

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December 2024 Patch Tuesday forecast: The secure future initiative impact

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December 2024 Patch Tuesday forecast: The secure future initiative impact 2024-12-06 at 08:04 By Help Net Security It seems like 2024 just started, but the final Patch Tuesday of the year is almost here! In retrospect, it has been a busy year with continued Windows 11 releases, the new Server 2025 release, and all the

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Microsoft asks Windows Insiders to try out the controversial Recall feature

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Microsoft asks Windows Insiders to try out the controversial Recall feature 2024-11-25 at 16:33 By Zeljka Zorz Participants of the Windows Insider Program that have a Qualcomm Snapdragon-powered Copilot+ PC can now try out Recall, the infamous snapshot-taking, AI-powered feature that was met with much criticism when it was unveiled earlier this year. “We heard

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Yubico Enrollment Suite boosts security for Microsoft users

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Yubico Enrollment Suite boosts security for Microsoft users 2024-11-20 at 10:33 By Industry News Yubico announced Yubico Enrollment Suite for Microsoft users, including Yubico FIDO Pre-reg and the new YubiEnroll. These solutions integrate with Microsoft’s Entra ID, helping organizations create stronger cyber resilience and provide support to further advance strategies with a zero trust model.

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Microsoft announces Zero Day Quest hacking event with big rewards

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Microsoft announces Zero Day Quest hacking event with big rewards 2024-11-19 at 21:19 By Mirko Zorz Microsoft is enhancing its bug bounty initiatives with the launch of the Zero Day Quest hacking event. With $4 million in potential rewards, it focuses on driving research in critical areas such as cloud computing and AI. Event focus

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Microsoft announces new and improved Windows 11 security features

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Microsoft announces new and improved Windows 11 security features 2024-11-19 at 21:04 By Zeljka Zorz Microsoft has implemented some and is working on delivering several other security-related features and improvements for Windows 11. Administrator protection will allow users to make system changes on their PCs without having administrator rights (that can be abused by attackers

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Windows 365 Link: Connect securely to Windows 365

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Windows 365 Link: Connect securely to Windows 365 2024-11-19 at 18:55 By Mirko Zorz Microsoft unveiled Windows 365 Link, their first purpose-built Cloud PC device for instant, secure connection to Windows 365. Sign-in screen with USB security key option (Source: Microsoft) Windows 365 Link prioritizes security “We have heard concerns from IT pros about the

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Using AI to drive cybersecurity risk scoring systems

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Using AI to drive cybersecurity risk scoring systems 2024-11-15 at 07:18 By Help Net Security In this Help Net Security video, Venkat Gopalakrishnan, Principal Data Science Manager at Microsoft, discusses the development of AI-driven risk scoring models tailored for cybersecurity threats, and how AI is revolutionizing risk assessment and management in cybersecurity. The post Using

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Microsoft fixes actively exploited zero-days (CVE-2024-43451, CVE-2024-49039)

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Microsoft fixes actively exploited zero-days (CVE-2024-43451, CVE-2024-49039) 2024-11-12 at 23:03 By Zeljka Zorz November 2024 Patch Tuesday is here, and Microsoft has dropped fixes for 89 new security issues in its various products, two of which – CVE-2024-43451 and CVE-2024-49039 – are actively exploited by attackers. The exploited vulnerabilities (CVE-2024-43451, CVE-2024-49039) CVE-2024-43451 is yet another

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November 2024 Patch Tuesday forecast: New servers arrive early

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November 2024 Patch Tuesday forecast: New servers arrive early 2024-11-11 at 08:03 By Help Net Security Microsoft followed their October precedent set with Windows 11 24H2 and announced Microsoft Server 2025 on the first of November. We were expecting the official announcement at Microsoft Ignite near the end of the month, but with the early

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Russian hackers deliver malicious RDP configuration files to thousands

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Russian hackers deliver malicious RDP configuration files to thousands 2024-10-30 at 12:49 By Zeljka Zorz Midnight Blizzard – a cyber espionage group that has been linked to the Russian Foreign Intelligence Service (SVR) – is targeting government, academia, defense, and NGO workers with phishing emails containing a signed Remote Desktop Protocol (RDP) configuration file. “Based

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Microsoft lost some customers’ cloud security logs

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Microsoft lost some customers’ cloud security logs 2024-10-18 at 16:46 By Zeljka Zorz Microsoft has lost several weeks of cloud security logs that its customers rely on to spot cyber intrusions. What happened As reported by Business Insider earlier this month, Microsoft privately notified affected customers of this incident and told them the failure was

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