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Health insurance lead sites sell personal data within seconds of form submission

Health insurance lead sites sell personal data within seconds of form submission 2026-04-10 at 08:57 By Mirko Zorz Lead generation websites that offer health insurance quotes collect sensitive personal data and sell it to multiple buyers within seconds of a user clicking submit. A study by researchers at UC Davis, Stanford University, and Maastricht University […]

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What vibe hunting gets right about AI threat hunting, and where it breaks down

What vibe hunting gets right about AI threat hunting, and where it breaks down 2026-04-10 at 08:57 By Mirko Zorz In this Help Net Security interview, Aqsa Taylor, Chief Security Evangelist, Exaforce, explains vibe hunting, an AI-driven approach to threat detection that inverts traditional hypothesis-driven methods. Instead of analysts defining attack vectors upfront, the AI

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Claude helps researcher dig up decade-old Apache ActiveMQ RCE vulnerability (CVE-2026-34197)

Claude helps researcher dig up decade-old Apache ActiveMQ RCE vulnerability (CVE-2026-34197) 2026-04-09 at 16:17 By Zeljka Zorz In the latest demonstration of how AI assistants can help with bug hunting, Horizon3.ai researcher Naveen Sunkavally used Claude to unearth CVE-2026-34197, a remote code execution vulnerability in Apache ActiveMQ that’s been introduced in the codebase 13 years

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Acrobat Reader zero-day exploited in the wild for many months

Acrobat Reader zero-day exploited in the wild for many months 2026-04-09 at 15:44 By Zeljka Zorz Unknown attackers have exploited a zero-day Adobe Acrobat Reader vulnerability since November 2025 and possibly even earlier, security researcher Haifei Li has discovered. PDF files carry the exploit Haifei Li is one of the creators of EXPMON, a sandbox-based

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AI agent intent is a starting point, not a security strategy

AI agent intent is a starting point, not a security strategy 2026-04-09 at 08:53 By Mirko Zorz In this Help Net Security video, Itamar Apelblat, CEO of Token Security, walks through findings from the company’s research, which shows that 65% of agentic chatbots have never been used yet still hold live access credentials. He explains

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Asqav: Open-source SDK for AI agent governance

Asqav: Open-source SDK for AI agent governance 2026-04-09 at 08:27 By Mirko Zorz AI agents are executing consequential tasks autonomously, often across multiple systems and with little record of what they did or why. Asqav, a Python SDK released under the MIT license, addresses that gap by attaching a cryptographic signature to each agent action

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BlueHammer: Windows zero-day exploit leaked

BlueHammer: Windows zero-day exploit leaked 2026-04-08 at 23:29 By Zeljka Zorz A buggy but functional proof-of-concept (PoC) exploit for an unpatched Windows local privilege escalation vulnerability dubbed BlueHammer has been published on GitHub by someone who goes by the handle Chaotic Eclipse and Nightmare Eclipse. Several security researchers have fixed the bugs in the exploit

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Social engineering attacks on open source developers are escalating

Social engineering attacks on open source developers are escalating 2026-04-08 at 15:45 By Zeljka Zorz North Korean hackers spent weeks socially engineering an Axios maintainer through a fake Slack workspace, a cloned company identity, and a fabricated Microsoft Teams call that tricked him into installing a RAT posings as a software update. They used the

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Chaos malware expands from routers to Linux cloud servers

Chaos malware expands from routers to Linux cloud servers 2026-04-08 at 12:47 By Mirko Zorz Chaos, Go-based malware first documented by Lumen’s Black Lotus Labs, has historically targeted routers and edge devices. A new variant observed in March 2026 shows the malware operating against misconfigured Linux cloud servers, a category of infrastructure the botnet had

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What managing partners should ask AI vendors before signing any contract

What managing partners should ask AI vendors before signing any contract 2026-04-08 at 09:28 By Mirko Zorz In this Help Net Security interview, Kumar Ravi is the Chief Security & Resilience Officer at TMF Group, argues that over-privileged access and weak workflow controls pose more danger than ransomware attacks, precisely because they accumulate quietly and

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Anthropic’s new AI model finds and exploits zero-days across every major OS and browser

Anthropic’s new AI model finds and exploits zero-days across every major OS and browser 2026-04-08 at 08:12 By Anamarija Pogorelec Automated vulnerability discovery tools have existed for decades, and the gap between finding a bug and building a working exploit has always slowed attackers. That gap is now substantially narrower. Anthropic’s Claude Mythos Preview, a

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Comp AI: The open-source way to get compliant with SOC 2, ISO 27001, HIPAA and GDPR

Comp AI: The open-source way to get compliant with SOC 2, ISO 27001, HIPAA and GDPR 2026-04-07 at 12:01 By Anamarija Pogorelec Getting a startup through a SOC 2 audit has long meant months of manual evidence collection, policy writing, and repeated back-and-forth with auditors. A growing number of compliance platforms have moved to automate

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The case for fixing CWE weakness patterns instead of patching one bug at a time

The case for fixing CWE weakness patterns instead of patching one bug at a time 2026-04-07 at 09:24 By Mirko Zorz In this Help Net Security interview, Alec Summers, MITRE CVE/CWE Project Lead, discusses how CWE is moving from a background reference into active use in vulnerability disclosure. More CVE records now include CWE mappings

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Google study finds LLMs are embedded at every stage of abuse detection

Google study finds LLMs are embedded at every stage of abuse detection 2026-04-07 at 09:24 By Anamarija Pogorelec Online platforms are running large language models at every stage of LLM content moderation, from generating training data to auditing their own systems for bias. Researchers at Google mapped how this is happening across what the authors

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FortiClient EMS zero-day exploited, emergency hotfixes available (CVE-2026-35616)

FortiClient EMS zero-day exploited, emergency hotfixes available (CVE-2026-35616) 2026-04-04 at 17:39 By Zeljka Zorz Defused Cyber has spotted a critical Fortinet FortiClient Endpoint Management Server (EMS) zero-day vulnerability (CVE-2026-35616) being exploited in the wild. This time around, the confirmation of active exploitation came almost immediately from Fortinet, as well. “Fortinet has observed [CVE-2026-35616] to be

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Cisco IMC auth bypass vulnerability allows attackers to alter user passwords (CVE-2026-20093)

Cisco IMC auth bypass vulnerability allows attackers to alter user passwords (CVE-2026-20093) 2026-04-03 at 17:52 By Zeljka Zorz Cisco has fixed ten vulnerabilities affecting its Integrated Management Controller (IMC), the most critical of which (CVE-2026-20093) could allow an unauthenticated, remote attacker to bypass authentication and gain access to the system as Admin. Cisco ICM riddled

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Claude Code source leak exploited to spread malware

Claude Code source leak exploited to spread malware 2026-04-03 at 14:30 By Sinisa Markovic A source code leak involving Anthropic’s Claude Code tool quickly escalated into a cybersecurity threat, as attackers seized on the exposed files to lure developers into downloading malware disguised as “unlocked” versions of the software. Leaked Claude Code source code used

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Trivy supply chain attack enabled European Commission cloud breach

Trivy supply chain attack enabled European Commission cloud breach 2026-04-03 at 09:35 By Zeljka Zorz CERT-EU confirmed that ShinyHunters are behind the recent breach of the cloud infrastructure underpinning websites of the European Commission, and that they stole and subsequently leaked approximately 340 GB of data. “Analysis of the published dataset has so far confirmed

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Microsoft releases open-source toolkit to govern autonomous AI agents

Microsoft releases open-source toolkit to govern autonomous AI agents 2026-04-03 at 08:39 By Anamarija Pogorelec AI agents can book travel, execute financial transactions, write and run code, and manage infrastructure without human intervention at each step. Frameworks like LangChain, AutoGen, CrewAI, and Azure AI Foundry Agent Service have made this kind of autonomy straightforward to

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Software supply chain hacks trigger wave of intrusions, data theft

Software supply chain hacks trigger wave of intrusions, data theft 2026-04-02 at 18:58 By Zeljka Zorz After linking the Axios npm supply chain attack to North Korean hackers, Google researchers warned that “hundreds of thousands of stolen secrets could potentially be circulating” as a result of this and the Trivy, KICS, LiteLLM, and Telnyx supply

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