Security Now (Audio)
Cybersecurity guru Steve Gibson joins Leo Laporte every Tuesday. Steve and Leo break down the latest cybercrime and hacking stories, offering a deep understanding of what's happening and how to protect yourself and your business. Security Now is a must listen for security professionals every week.You can join Club TWiT for $10 per month and get ad-free audio and video feeds for all our shows plus everything else the club offers...or get just this podcast ad-free for $5 per month. New episodes every Tuesday.
Filtered episodes(10)
- StandardSummaries onlyMega Patch Tuesday Fallout - When AI Outsmarts Its Makers
Published Sep 23, 2026
Steve GibsonAfter Microsoft's historic Mega Patch Tuesday, enterprise IT teams worldwide are scrambling as a wave of updates triggers system meltdowns, broken domains, and silent Excel failures. Find out how AI-driven speed collided with real-world chaos. Andrew Ng weighs-in on AI Doomsaying. The wisdom of outsourcing AI security testing. The true risk of an AI-created bioweapon. The EU KIDS Act -- this one is even messier. "Nightmare Eclipse" finally unmasks himself. A whitehat firm used Claude to attack O
- StandardSummaries onlyAre we the Krell? - 153 Million Driver's Licenses Leaked
Published Sep 16, 2026
Steve GibsonAre we charging toward a Krell-style catastrophe with AI, arming ourselves with incomprehensible power while missing the real risks lurking beneath the code? The full report on last week's nearly 1,000 Microsoft security fixes. Five months after its start, what's the status of Project Glasswing? Anthropic's rogue agent escape count reaches four incidents. Not to be outdone, OpenAI's count passes 10 and maybe as many as 23! Revisiting California's DROP compulsory data broker data deletion. Russia
- StandardSummaries onlyAI Patching Shortcomings - Should You Trust AI-Generated Code?
Published Sep 2, 2026
Steve GibsonAI-generated code is flooding the industry, but researchers reveal that almost half of it contains critical vulnerabilities. This week, we unpack what happens when the race for automation outpaces security best practices. A possible means for preventing prompt injection abuse. Clear evidence of Chinese-made router malicious intent. A cool before and after SpinRite graph of SSD performance. How about adding unpredictable hashes to role tags? What did Claude make of last week's podcast? Could much
- StandardSummaries onlyTokens in the Stream - Why LLMs are inherently insecure and prompt injection will persist
Published Aug 26, 2026
Steve GibsonTurns out, every chatbot conversation runs on a messy hack at the heart of language models, making prompt injection an unsolved—and possibly unsolvable—security threat. Steve and Leo unravel the research that explains why "roles" in AI aren't what you think they are. Understanding the controversy surrounding "AI Model Distillation" Anthropic moves to make their most powerful Mythos 5 model more widely available. Bitwarden's "Secrets Manager" offering prevents agentic and prompt injection abuse.
- StandardSummaries onlyThe Post BlackHat State of AI - When AI Writes Malware
Published Aug 12, 2026
Steve GibsonAI agents are breaking free from their test environments, outsmarting their creators and breaching real-world networks in ways that no one predicted. Discover how these agentic models are changing the game for both cyber offense and defense. Anthropic's agentic AI also broke free and hacked others. We know much (much!) more about the OpenAI breakout. OpenAI posts that they're pausing "Astra" - even internally. What was that about AI recently cracking (or denting) cryptography. Bruce Schneier bri
- StandardSummaries onlyA Nefarious Novel Use for AI - Ransomware Negotiations Go High-Tech
Published Jul 22, 2026
Steve GibsonCybercriminals are harnessing AI not to break in, but to make sense of their stolen loot and increase their leverage in multi-million dollar ransomware heists. This episode unpacks how AI is now turbocharging extortion and negotiations on the dark side. The "bone crushing" didn't happen this month. Revisiting and inspecting July's Patch Tuesday. A widespread and worrisome flaw in OpenSSL. Claude can now access your 1Password credentials. Bitwarden is aware that we need whole new security. The da
- StandardSummaries onlyPatch Tuesday à la AI - Arch Linux Repo Under Siege
Published Jun 17, 2026
Steve GibsonThis episode unpacks the jaw-dropping surge in vulnerabilities unearthed by AI, revealing how Microsoft shattered its own patch records while adversaries and defenders race to outpace each other. The conversation gets real about whether AI is fixing our broken software or just making attacks easier for everyone. Rootkits found in more than 400 ArchLinux User Repository packages. The US government requests Anthropic to remove Mythos and Fable. CISA responds to AI-driven attacks with new patching
- StandardSummaries onlyThe Malicious Use of AI - Anthropic's Red Team Report
Published Jun 10, 2026
Steve GibsonDiscover how Anthropic's secretive red team and the MITRE ATT&CK framework are mapping the chilling rise of malicious AI use, revealing cyber threats that now move faster than defenders can respond. Was a U.S. law firm right to pay a $20 million ransom. Could Cisco have yet another SD-WAN 0-day in the wild. Why is it so difficult to author secure PHP code. Teens use "WeedHack" to spy and attack each other. Researchers create the first AI-enabled Internet worm. Google Chrome pops-up "Shop with co
- StandardSummaries onlyA Browser AI API? - End of Bug Bounties?
Published May 6, 2026
Steve GibsonGoogle is sneaking a massive 4.7GB AI model into Chrome, and Mozilla is fighting back as the future of browsers threatens to turn into an AI arms race. Find out what's really happening behind this push and why it's setting off alarm bells across the web. Hackers AI-code a portal, forget to add authentication. The UK's NCSC issues a Mythos warning. Where's CISA? Another (of many) Linux local privilege escalations. AI may be spelling the end of bug bounties. Anthropic releases "Claude Security" mi
- StandardSummaries onlyYou can't hide from LLMs - Was Your Smart TV a Stealth Proxy?
Published Mar 11, 2026
Steve GibsonThink your online alias keeps you safe? This episode reveals how advanced language models are making it trivial to de-anonymize users at scale, challenging everything we thought we knew about internet privacy. Anthropic & Mozilla improve Firefox's security. Apple & Google begin testing cross-platform RCS encryption. Ubuntu's SUDO starts echoing asterisks. Inviting a web proxy into your home. Apple devices cleared by Germany for NATO's use. A serious remote takeover of OpenClaw. TokTok won't encr