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Ransomware negotiator caught secretly assisting BlackCat extortion scheme

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The US NSA is using Anthropic's Claude Mythos despite supply chain risk

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U.S. CISA adds Cisco Catalyst, Kentico Xperience, PaperCut NG/MF, Synacor ZCS, Quest KACE SMA, and JetBrains TeamCity flaws to its Known Exploited Vulnerabilities catalog

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Bluesky hit by 24-hour DDoS attack as pro-Iran group claims responsibility

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France’s ANTS ID System website hit by cyberattack, possible data breach

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Scattered Spider member Tyler Buchanan pleads guilty to major crypto theft

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CVE-2023-33538 under attack for a year, but exploitation still unsuccessful

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Third-party AI hack triggers Vercel breach, internal environments accessed

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AI Model Claude Opus turns bugs into exploits for just $2,283

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Cyber attacks fuel surge in cargo theft across logistics industry

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SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 93

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Security Affairs newsletter Round 573 by Pierluigi Paganini – INTERNATIONAL EDITION

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Hidden VMs: how hackers leverage QEMU to stealthily steal data and spread malware

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Nexcorium Mirai variant exploits TBK DVR flaw to launch DDoS attacks

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Microsoft Defender under attack as three zero-days, two of them still unpatched, enable elevated access

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Kyrgyzstan-based crypto exchange Grinex shuts down after $13.7M cyber heist, blames Western Intelligence

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DraftKings hacker sentenced to prison, ordered to pay $1.4 Million

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Operation PowerOFF: 53 DDoS domains seized and 3 Million criminal accounts uncovered

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Inside ZionSiphon: politically driven malware aims at Israeli water systems

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U.S. CISA adds a flaw in Apache ActiveMQ to its Known Exploited Vulnerabilities catalog

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    recent articles

    Ransomware negotiator caught secretly assisting BlackCat extortion scheme

    Security / April 21, 2026

    The US NSA is using Anthropic's Claude Mythos despite supply chain risk

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