Friday Squid Blogging: New Giant Squid Video Pretty fantastic video from Japan of a giant squid eating another squid. As usual, you can also use this squid post to talk about the security stories in …
AI Security Roundup
Daily AI security roundup covering malware, vulnerabilities, defensive research, cloud risk, and incident response signals from trusted technical sources.
** Ravie Lakshmanan ** Apr 17, 2026 Vulnerability / Endpoint Security Huntress is warning that threat actors are exploiting three recently disclosed security flaws in Microsoft Defender to gain …
Two weeks ago, Google’s Quantum AI group published a zero-knowledge proof of a quantum circuit so optimized, they concluded that first-generation quantum computers will break elliptic curve …
Mythos and Cybersecurity Last week, Anthropic pulled back the curtain on Claude Mythos Preview , an AI model so capable at finding and exploiting software vulnerabilities that the company decided it …
Google this week announced a new set of Play policy updates to strengthen user privacy and protect businesses against fraud, even as it revealed it blocked or removed over 8.3 billion ads globally and …
** Ravie Lakshmanan ** Apr 17, 2026 DDoS / Cybercrime An international law enforcement operation has taken down 53 domains and arrested four people in connection with commercial distributed …
** Ravie Lakshmanan ** Apr 17, 2026 Vulnerability Management The National Institute of Standards and Technology (NIST) has announced changes to the way it handles cybersecurity vulnerabilities and …
** Ravie Lakshmanan ** Apr 17, 2026 Vulnerability / Enterprise Security A recently disclosed high-severity security flaw in Apache ActiveMQ Classic has come under active exploitation in the wild, per …
Introduction This diary provides indicators from a Lumma Stealer infection that was followed by Sectop RAT (ArechClient2). I searched for cracked versions of popular copyright-protected software, and …
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ISC Stormcast For Friday, April 17th, 2026 https://isc.sans.edu/podcastdetail/9896, (Fri, Apr 17th)
ISC Stormcast For Friday, April 17th, 2026 https://isc.sans.edu/podcastdetail/9896
** Ravie Lakshmanan ** Apr 16, 2026 Botnet / Cryptomining Cybersecurity researchers have warned of an active malicious campaign that’s targeting the workforce in the Czech Republic with a …
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ThreatsDay Bulletin: Defender 0-Day, SonicWall Brute-Force, 17-Year-Old Excel RCE and 15 More Stories
** Ravie Lakshmanan ** Apr 16, 2026 Hacking News / Cybersecurity News You know that feeling when you open your feed on a Thursday morning and it’s just… a lot? Yeah. This week delivered. …
** Mohit Kumar ** Apr 16, 2026 Artificial Intelligence / Enterprise Security In 2024, compromised service accounts and forgotten API keys were behind 68% of cloud breaches. Not phishing. Not weak …
** Ravie Lakshmanan ** Apr 16, 2026 Application Security / Threat Intelligence A “novel” social engineering campaign has been observed abusing Obsidian, a cross-platform note-taking …
** The Hacker News ** Apr 16, 2026 Data Privacy / Compliance A bank approved a Taboola pixel. That pixel quietly redirected logged-in users to a Temu tracking endpoint. This occurred without the …
** Ravie Lakshmanan ** Apr 16, 2026 Vulnerability / Network Security Cisco has announced patches to address four critical security flaws impacting Identity Services and Webex Services that could …
Human Trust of AI Agents Interesting research: “ Humans expect rationality and cooperation from LLM opponents in strategic games .” Abstract: As Large Language Models (LLMs) integrate into our social …
** Ravie Lakshmanan ** Apr 16, 2026 Malware / Threat Intelligence The Computer Emergencies Response Team of Ukraine (CERT-UA) has disclosed details of a new campaign that has targeted governments and …
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ISC Stormcast For Thursday, April 16th, 2026 https://isc.sans.edu/podcastdetail/9894, (Thu, Apr 16th)
ISC Stormcast For Thursday, April 16th, 2026 https://isc.sans.edu/podcastdetail/9894
[This is a Guest Diary by Alec Jaffe, an ISC intern as part of the SANS.edu Bachelor’s Degree in Applied Cybersecurity (BACS) program [1]. Security cameras are great at monitoring physical …
** Ravie Lakshmanan ** Apr 15, 2026 Threat Intelligence / Cloud Security Threat actors have been observed weaponizing n8n , a popular artificial intelligence (AI) workflow automation platform, to …
Few technologies have moved from experimentation to boardroom mandate as quickly as AI. Across industries, leadership teams have embraced its broader potential, and boards, investors, and executives …
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April Patch Tuesday Fixes Critical Flaws Across SAP, Adobe, Microsoft, Fortinet, and More
** Ravie Lakshmanan ** Apr 15, 2026 Vulnerability / Data Breach A number of critical vulnerabilities impacting products from Adobe, Fortinet, Microsoft, and SAP have taken center stage in …
** Ravie Lakshmanan ** Apr 15, 2026 Web Security / Vulnerability A recently disclosed critical security flaw impacting nginx-ui, an open-source, web-based Nginx management tool, has come under active …
Defense in Depth, Medieval Style This article on the walls of Constantinople is fascinating. The system comprised four defensive lines arranged in formidable layers: The brick-lined ditch, divided by …