Security Bulletin
21 Nov 2025
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Use of CSS stuffing as an obfuscation technique?, (Fri, Nov 21st)
From time to time, it can be instructive to look at generic phishing messages that are delivered to one's inbox or that are caught by basic spam filters. Although one usually doesn't find much of interest, sometimes these little excursions...
21 Nov 2025
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Inside Iran's Cyber Objectives: What Do They Want?
The regime's cyber-espionage strategy employs dual-use targeting, collecting info that can support both military needs and broader political objectives.
21 Nov 2025
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ISC Stormcast For Friday, November 21st, 2025 https://isc.sans.edu/podcastdetail/9710, (Fri, Nov 21st)
(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.
21 Nov 2025
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Securing the Win: What Cybersecurity Can Learn From the Paddock
A Formula 1 pit crew demonstrates the basic principles of how modern security teams should work.
20 Nov 2025
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CISOs Get Real About Hiring in the Age of AI
Dark Reading Confidential Episode 12: Experts help cyber job seekers get noticed, make an argument for a need to return to the hacker ethos of a bygone era, and have a stark conversation about keeping AI from breaking the sector's talent pipeline for...
20 Nov 2025
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Chinese APT Infects Routers to Hijack Software Updates
A unique take on the software update gambit has allowed "PlushDaemon" to evade attention as it mostly targets Chinese organizations.
20 Nov 2025
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Cisco U. Learning Deals 2025: One Week. Major Savings.
Get ready to shop and save big on Cisco learning.
20 Nov 2025
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Same Old Security Problems: Cyber Training Still Fails Miserably
Editors from Dark Reading, Cybersecurity Dive, and TechTarget Search Security break down the depressing state of cybersecurity awareness campaigns and how organizations can overcome basic struggles with password hygiene and phishing attacks.
20 Nov 2025
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‘Matrix Push’ C2 Tool Hijacks Browser Notifications
Have you ever given two seconds of thought to a browser notification? No? That's what hackers bent on phishing are counting on.
20 Nov 2025
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Oracle Identity Manager Exploit Observation from September (CVE-2025-61757), (Thu, Nov 20th)
Searchlight Cyber today released a blog detailing CVE-2025-61757, a vulnerability they reported to Oracle. Oracle released a patch for the vulnerability as part of its October Critical Patch Update, which was released on October 21st.
20 Nov 2025
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WhatsApp 'Eternidade' Trojan Self-Propagates Through Brazil
The infostealer specifically targets Brazilian Portuguese speakers and combines malware designed to phish banking credentials and steal data, a worm, and some uniquely Brazilian quirks.
20 Nov 2025
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Moving from Risk to Resilience: Securing Critical Infrastructure by Tackling Technical Debt
As policymakers confront new cybersecurity challenges from emerging technologies like AI and quantum computing, an urgent threat hides in plain sight—end-of-Life (EoL) technology beyond its supported … Read more on Cisco Blogs
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