Search: “Defender”

981 stories

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DomainAll Cyber AIWindow24h 3d 7d 30d AllIn the wild Important only Show duplicates

CategoryAll Ransomware 2280 Vulnerability 1850 Malware 1622 Exploit / PoC 1111 Policy & legal 921 Threat actor 886 Data breach 703 Phishing & fraud 596 Industry 582 AI safety & security 147 Advisory 95 Research 88 AI tools & infra 65 Tools 56

SeverityAll critical 4979 high 2704 medium 1809 low 1218 info 373

Beyond Acceleration and Automation: How AI + Intelligence Changes Cyber Defense

Recorded FutureMay 14, 00:00 UTC · May 14, 2026Exploit / PoC in the wild

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Industrial Defender 8.0 offers detailed view of OT environments

Help Net SecurityFeb 11, 00:00 UTC · Feb 11, 2025Exploit / PoC in the wild

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Microsoft launched its new Microsoft Defender Bounty Program

Security AffairsNov 24, 19:49 UTC · Nov 24, 2023Exploit / PoC1

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Microsoft fixed Defender flaw RoguePlanet (CVE-2026

Security AffairsJul 9, 10:17 UTC · Jul 9, 2026Exploit / PoC CVE-2026-50656

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Java security: If you ain’t cheatin,’ you ain’t tryin’

CyberScoopFeb 19, 11:00 UTC · Feb 19, 2025Exploit / PoC in the wildCVE-2021-44228

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Microsoft Defender vulnerabilities exploited in the wild (CVE-2026-41091, CVE-2026-45498)

Help Net SecurityMay 21, 00:00 UTC · May 21, 2026Exploit / PoC in the wildCVE-2026-41091 CVE-2026-45498 CVE-2026-45584+2 CVEs

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Fortinet’s delayed alert on actively exploited defect put defenders at a disadvantage

CyberScoopNov 17, 21:01 UTC · Nov 17, 2025Exploit / PoC in the wildCVE-2025-64446

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Microsoft announces Defender bug bounty program

Help Net SecurityNov 28, 11:04 UTC · Nov 28, 2023Exploit / PoC

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Chaotic Eclipse Strikes Again: New Zero-Day Unlocks BitLocker in Four Hours of Research

Security AffairsJun 11, 10:58 UTC · Jun 11, 2026Exploit / PoC CVE-2026-33825 CVE-2026-45498 CVE-2026-410911

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Spy vs. spy: How GenAI is powering defenders and attackers

Cisco TalosDec 4, 11:00 UTC · Dec 4, 2025Exploit / PoC

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Feds say AI favors defenders over attackers in cyberspace — so far

CyberScoopFeb 27, 20:05 UTC · Feb 27, 2024Exploit / PoC in the wild

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Microsoft Defender can now protect servers against ProxyLogon attacks

Security AffairsMar 21, 10:58 UTC · Mar 21, 2021Exploit / PoC CVE-2021-26855

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Cyber-defenders urged to use counterinsurgency playbook

CyberScoopFeb 1, 16:32 UTC · Feb 1, 2017Exploit / PoC in the wild

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Microsoft Defender RoguePlanet Zero-Day Grants SYSTEM Access on Updated Windows

The Hacker NewsJun 10, 17:30 UTC · Jun 10, 2026Exploit / PoC in the wildCVE-2026-33825 CVE-2026-45498 CVE-2026-410911

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U.S. CISA adds a flaw in Microsoft Defender to its Known Exploited Vulnerabilities catalog

Security AffairsApr 23, 09:23 UTC · Apr 23, 2026Exploit / PoC in the wildCVE-2026-33825

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What resources do small utilities need to defend against cyberattacks?

CyberScoopMar 13, 18:08 UTC · Mar 13, 2024Exploit / PoC in the wild

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January 2021 Patch Tuesday: Microsoft plugs Defender zero-day RCE

Help Net SecurityNov 14, 08:33 UTC · Nov 14, 2023Exploit / PoC in the wildCVE-2021-1647 CVE-2021-1648 CVE-2021-1658+8 CVEs

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Microsoft Confirms RoguePlanet Zero

Security AffairsJun 18, 09:21 UTC · Jun 18, 2026Exploit / PoC CVE-2026-50656 CVE-2026-33825 CVE-2026-45498+1 CVEs

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Microsoft working on patch for RoguePlanet Defender zero-day (CVE-2026-50656)

Help Net SecurityJun 17, 00:00 UTC · Jun 17, 2026Exploit / PoC CVE-2026-506561

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Researcher drops two more Microsoft Defender zero-days, all three now exploited in the wild

Help Net SecurityApr 23, 09:15 UTC · Apr 23, 2026Exploit / PoC in the wildCVE-2026-33825

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Predator bots are exploiting APIs at scale. Here’s how defenders must respond.

CyberScoopJan 20, 11:00 UTC · Jan 20, 2026Exploit / PoC in the wild

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Financial institutions launch their own cyber range to train defenders, test tools

CyberScoopOct 17, 20:24 UTC · Oct 17, 2017Exploit / PoC in the wild

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Microsoft Confirms RoguePlanet Defender Zero

The Hacker NewsJun 17, 17:36 UTC · Jun 17, 2026Exploit / PoC CVE-2026-50656 CVE-2026-33825 CVE-2026-45498+1 CVEs

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Attackers are exploiting AI faster than defenders can keep up, new report warns

CyberScoopMar 16, 16:08 UTC · Mar 16, 2026Exploit / PoC in the wild

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How 'silent probing' can make your security playbook a liability

CyberScoopMar 2, 11:00 UTC · Mar 2, 2026Exploit / PoC in the wild

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NSO Group Used 3 Zero-Click iPhone Exploits Against Human Rights Defenders

The Hacker NewsApr 20, 11:48 UTC · Apr 20, 2023Exploit / PoC

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Can these researchers help defend satellite systems targeted by hackers?

CyberScoopJan 3, 22:07 UTC · Jan 3, 2023Exploit / PoC

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Officials once again warn defenders that Russian hackers are targeting network devices

CyberScoopJul 13, 15:48 UTC · Jul 13, 2026Exploit / PoC in the wildCVE-2008-4128 CVE-2018-0171

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Corelight enhances Open NDR to detect AI-driven threats and unknown assets

Help Net SecurityJun 17, 00:00 UTC · Jun 17, 2026Exploit / PoC in the wild

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New GreatXML Exploit Bypasses Windows BitLocker via Recovery Partition XML Files

The Hacker NewsJun 15, 00:00 UTC · Jun 15, 2026Exploit / PoC CVE-2026-45585

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Here’s how cyber heavyweights in the US and UK are dealing with Claude Mythos

CyberScoopApr 13, 21:43 UTC · Apr 13, 2026Exploit / PoC in the wild

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NSO Group must pay WhatsApp over $167M in damages for attacks on its users

Security AffairsMay 7, 08:57 UTC · May 7, 2025Exploit / PoC CVE-2019-3568

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Defending federal networks requires more than money, CSIS study finds

CyberScoopOct 23, 04:00 UTC · Oct 23, 2023Exploit / PoC in the wild

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White House cyber director defends 'tough' national cybersecurity strategy ahead of release

CyberScoopOct 17, 21:50 UTC · Oct 17, 2022Exploit / PoC in the wild

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Week in review: Pen testing, Sunspot malware, Microsoft plugs Defender zero-day

Help Net SecurityJan 25, 18:50 UTC · Jan 25, 2021Exploit / PoC in the wildCVE-2021-1647

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WhatsApp sued surveillance firms NSO Group and Q Cyber Technologies

Security AffairsOct 30, 09:55 UTC · Oct 30, 2019Exploit / PoC CVE-2019-3568

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How the government and private sector can better defend against a cascading cyberattack

CyberScoopFeb 5, 22:10 UTC · Feb 5, 2019Exploit / PoC in the wild

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Rick Perry: U.S. must use technology prowess to defend power grid

CyberScoopJun 4, 17:51 UTC · Jun 4, 2018Exploit / PoC in the wild

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DOD officials: Cyberattack simulations critical to defending U.S.

CyberScoopJun 22, 16:42 UTC · Jun 22, 2016Exploit / PoC in the wild

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Testing reveals Claude Mythos's offensive capabilities and limits

Help Net SecurityAug 5, 12:04 UTC · Aug 5, 2026Exploit / PoC

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