Search: “open-source”

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CategoryAll Exploit / PoC 658 Vulnerability 576 Ransomware 410 Threat actor 162 Data breach 145 Malware 113 Policy & legal 32 AI safety & security 15 Advisory 11 Phishing & fraud 10 Model release 10 AI industry 7 AI tools & infra 3 Research 2

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20 Free Cybersecurity Tools You Might Have Missed

Help Net SecurityJun 4, 00:00 UTC · Jun 4, 2024Ransomware

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Aranya: Open-source toolkit to accelerate secure by design concepts

Help Net SecurityOct 21, 00:00 UTC · Oct 21, 2024Ransomware

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IntelOwl: Open-source threat intelligence management

Help Net SecurityAug 14, 00:00 UTC · Aug 14, 2024Ransomware

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Cybersixgill introduces new features and capabilities to strengthen threat analysis

Help Net SecurityDec 7, 00:00 UTC · Dec 7, 2023Ransomware

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Week in review: Claude Mythos finds 271 Firefox flaws, Vercel breach

Help Net SecurityApr 26, 00:00 UTC · Apr 26, 2026Ransomware in the wildCVE-2026-20133 CVE-2026-21876 CVE-2026-28950

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Open-Source CyberStrikeAI Deployed in AI-Driven FortiGate Attacks Across 55 Countries

The Hacker NewsMar 3, 14:29 UTC · Mar 3, 2026Ransomware

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Week in review: Hackers extorting Salesforce, CentreStack 0-day exploited

Help Net SecurityOct 12, 00:00 UTC · Oct 12, 2025Ransomware CVE-2025-61882 CVE-2025-49844 CVE-2025-11371

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Week in review: Critical SAP NetWeaver flaw exploited, RSAC 2025 Conference

Help Net SecurityMay 4, 00:00 UTC · May 4, 2025Ransomware in the wildCVE-2025-31324 CVE-2025-3928 CVE-2025-42599+1 CVEs

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Week in review: Many Cisco ASA firewalls still unsecure, hackers claim Red Hat’s GitLab breach

Help Net SecurityOct 5, 00:00 UTC · Oct 5, 2025Ransomware CVE-2025-30247 CVE-2025-20333 CVE-2025-203621

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Week in review: Microsoft SharePoint servers under attack, landing your first cybersecurity job

Help Net SecurityJul 27, 00:00 UTC · Jul 27, 2025Ransomware in the wildCVE-2025-40599 CVE-2025-54309

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Questions mount as Ivanti tackles another round of zero

CyberScoopMay 28, 21:39 UTC · May 28, 2025Ransomware in the wildCVE-2025-4427 CVE-2025-4428

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Week in review: PostgreSQL 0-day exploited in US Treasury hack, top OSINT books to learn from

Help Net SecurityFeb 23, 00:00 UTC · Feb 23, 2025Ransomware in the wildCVE-2025-1094 CVE-2025-0108

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Week in review: Attackers trying to access Check Point VPNs, NIST CSF 2.0 security metrics evolution

Help Net SecurityJun 2, 00:00 UTC · Jun 2, 2024Ransomware CVE-2024-24919 CVE-2024-23108 CVE-2023-34992

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Week in review: Palo Alto firewalls mitigation ineffective, PuTTY client vulnerable to key recovery attack

Help Net SecurityApr 21, 00:00 UTC · Apr 21, 2024Ransomware CVE-2024-3400 CVE-2024-31497 CVE-2024-29204+1 CVEs

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Darktrace Newsroom monitors open-source intelligence sources

Help Net SecurityFeb 24, 00:00 UTC · Feb 24, 2023Ransomware

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Week in review: Chrome sandbox escape 0-day fixed, Microsoft adds new AI agents to Security Copilot

Help Net SecurityMar 30, 00:00 UTC · Mar 30, 2025Ransomware CVE-2025-2783 CVE-2025-2857 CVE-2025-2825+1 CVEs1

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Week in review: AWS S3 data encrypted without ransomware, data of 15k Fortinet firewalls leaked

Help Net SecurityJan 19, 00:00 UTC · Jan 19, 2025Ransomware in the wildCVE-2024-55591 CVE-2025-0282 CVE-2024-7344

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Week in review: Microsoft Teams risks, open-source dependencies, DNS's role in network security

Help Net SecurityJun 13, 00:00 UTC · Jun 13, 2021Ransomware in the wild

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Cryptominers, ransomware among top malware in IR engagements in Q4

Cisco TalosNov 20, 16:00 UTC · Nov 20, 2019Ransomware in the wild

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⚡ Weekly Recap: New Linux Flaw, PAN-OS Exploit, AI

The Hacker NewsJun 2, 03:39 UTC · Jun 2, 2026Ransomware in the wildCVE-2026-0257 CVE-2026-8732 CVE-2026-27771+31 CVEs

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⚡ Weekly Recap: Exchange 0-Day, npm Worm, Fake AI Repo, Cisco Exploit and More

The Hacker NewsMay 19, 04:33 UTC · May 19, 2026Ransomware in the wildCVE-2026-42897 CVE-2026-20182 CVE-2026-20127

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OpenAI Revokes macOS App Certificate After Malicious Axios Supply Chain Incident

The Hacker NewsApr 15, 00:00 UTC · Apr 15, 2026Ransomware CVE-2026-33634

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IR Trends Q3 2025: ToolShell attacks dominate, highlighting criticality of segmentation and rapid response

Cisco TalosOct 23, 10:00 UTC · Oct 23, 2025Ransomware in the wildCVE-2025-53770 CVE-2025-53771 CVE-2025-49704+1 CVEs1

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Week in review: Chrome 0-day fixed, npm supply chain attack, LinkedIn data used for AI

Help Net SecuritySep 21, 00:00 UTC · Sep 21, 2025Ransomware in the wildCVE-2025-10585

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Week in review: Salesloft Drift breach investigation results, malicious GitHub Desktop installers

Help Net SecuritySep 14, 00:00 UTC · Sep 14, 2025Ransomware in the wildCVE-2024-40766

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Week in review: SonicWall firewalls targeted in ransomware attacks, Black Hat USA 2025

Help Net SecurityAug 10, 00:00 UTC · Aug 10, 2025Ransomware CVE-2025-54948 CVE-2025-54987 CVE-2025-54253+2 CVEs

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Week in review: Food sector cybersecurity risks, cyber threats to space infrastructure

Help Net SecurityAug 3, 00:00 UTC · Aug 3, 2025Ransomware1

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Week in review: Microsoft fixes two actively exploited 0-days, PAN-OS auth bypass hole plugged

Help Net SecurityFeb 16, 00:00 UTC · Feb 16, 2025Ransomware in the wildCVE-2025-21418 CVE-2025-21391 CVE-2025-0108+1 CVEs

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Crimeware and financial predictions for 2025

Kaspersky SecurelistNov 14, 09:01 UTC · Nov 14, 2024Ransomware

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Week in review: MS Office flaw may leak NTLM hashes, malicious Chrome, Edge browser extensions

Help Net SecurityAug 18, 00:00 UTC · Aug 18, 2024Ransomware in the wildCVE-2024-38200 CVE-2024-28986

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Week in review: LockBit leak site is back online, NIST updates its Cybersecurity Framework

Help Net SecurityMar 3, 00:00 UTC · Mar 3, 2024Ransomware CVE-2024-1709 CVE-2024-1708

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Week in review: 10 cybersecurity startups to watch, admins urged to remove VMware vSphere plugin

Help Net SecurityFeb 25, 00:00 UTC · Feb 25, 2024Ransomware CVE-2024-22245 CVE-2024-22250 CVE-2024-1709+1 CVEs

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Week in review: Terrapin SSH attack, Mr. Cooper breach

Help Net SecurityDec 24, 00:00 UTC · Dec 24, 2023Ransomware CVE-2023-48795 CVE-2020-14883

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Week in review: Juniper devices compromised, great corporate security blogs, MITRE D3FEND

Help Net SecurityNov 19, 00:00 UTC · Nov 19, 2023Ransomware

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IT threat evolution Q3 2022

Kaspersky SecurelistNov 18, 08:00 UTC · Nov 18, 2022Ransomware CVE-2017-10271

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In studying tech supply chain, feds cite open source products, device firmware

CyberScoopFeb 25, 15:08 UTC · Feb 25, 2022Ransomware in the wild

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Talos Incident Response year-in

Cisco TalosJan 22, 13:30 UTC · Jan 22, 2022Ransomware in the wildCVE-2021-31207

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Week in review: Log4Shell updates, Kronos ransomware attack, unused identities threat

Help Net SecurityDec 19, 00:00 UTC · Dec 19, 2021Ransomware in the wildCVE-2021-44228 CVE-2021-43890

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⚡ Weekly Recap: AI Goes Rogue, Metabase 0-Day, MCP Supply

The Hacker NewsAug 10, 15:03 UTC · Aug 10, 2026Ransomware in the wildCVE-2026-34348 CVE-2026-18497 CVE-2026-63508+43 CVEs1

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How to Mitigate Supply Chain Attacks

Recorded FutureJun 30, 00:00 UTC · Jun 30, 2026Ransomware CVE-2023-34362

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