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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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TrueConf zero-day vulnerability exploited to target government networks

TrueConf zero-day vulnerability exploited to target government networks 2026-04-02 at 12:02 By Sinisa Markovic Suspected China-nexus attackers have leveraged a zero-day vulnerability (CVE-2026-3502) in the TrueConf client application to distribute malware within government networks in Southeast Asia, Check Point researchers discovered. Malicious client update attack chain (Source: Check Point) Trusted update mechanism turned into attack […]

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Tracking drones with the 5G tower down the street

Tracking drones with the 5G tower down the street 2026-04-02 at 08:42 By Anamarija Pogorelec Drone detection in cities is expensive. Dedicated radar installations are cost-prohibitive at scale, cameras have limited range and stop working well at night, and LiDAR systems have the same cost problem as radar. A group of researchers at the University […]

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Trust, friction, and ROI: A CISO’s take on making security work for the business

Trust, friction, and ROI: A CISO’s take on making security work for the business 2026-04-02 at 08:42 By Mirko Zorz In this Help Net Security interview, John O’Rourke, CISO at PPG, talks about what it means for security to drive business value. He explains how mature security programs reduce friction in sales cycles and M&A […]

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North Korean hackers linked to Axios npm supply chain compromise

North Korean hackers linked to Axios npm supply chain compromise 2026-04-01 at 18:56 By Zeljka Zorz The software supply chain attack that resulted in the compromise of npm packages of Axios, an extremely popular HTTP client library, is believed to be the work of financially-motivated North Korean attackers. Links to UNC1069 On March 31, 2026, […]

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Google fixes Chrome zero-day with in-the-wild exploit (CVE-2026-5281)

Google fixes Chrome zero-day with in-the-wild exploit (CVE-2026-5281) 2026-04-01 at 14:31 By Zeljka Zorz Google has fixed 21 vulnerabilities affecting its popular Chrome browser, among them a zero-day (CVE-2026-5281) with an in-the-wild exploit. About CVE-2026-5281 As per usual, information about the fixed zero-day is limited, and there’s no details about the exploit (or how/if it’s […]

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Mimecast makes enterprise email security deployable in minutes

Mimecast makes enterprise email security deployable in minutes 2026-04-01 at 10:34 By Mirko Zorz Most organizations running Microsoft 365 rely on native email controls as their primary line of defense. According to Mimecast research, 38% of organizations depend exclusively on those native controls for collaboration security, and 64% say those controls are insufficient against the […]

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Financial groups lay out a plan to fight AI identity attacks

Financial groups lay out a plan to fight AI identity attacks 2026-04-01 at 10:34 By Mirko Zorz Generative AI tools have brought the cost of deepfake production low enough that criminals and state-sponsored actors now use them routinely against financial institutions. A joint paper from the American Bankers Association, the Better Identity Coalition, and the […]

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