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. Records live every Tuesday at 4:30pm Eastern / 1:30pm Pacific / 20:30 UTC.

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Episodes

SN 1032: Pervasive Web Fingerprinting - How Websites Tracks You Despite Cookie Blocks

• Let's Encrypt drops its long-running email notifications. • Microsoft's new "Unexpected Restart Experience". • Microsoft's response to last year's massive CrowdStrike outage. • Windows 10's extended service updates will sort of be free. • Russia-sold iPhones MUST include the RuStore app. • Lyon, in France, says bye-bye to Windows. Hello to Linux. • The US Gov gets more serious about memory-safe languages. • A new unbelievable AI malware scanner evaSion technique. • A new pair of Cisco 9.8 and ...

Jul 02, 2025•2 hr 58 min•Ep. 1032

SN 1031: How Salt Typhoon Gets In - What "AI" Really Means

China's Salt Typhoon claims another victim (or two). State healthcare portals are tracking and leaking. No kidding. Apple adopts FIDO's Passkeys and other credentials transport. Facebook gets Passkey logon. TikTok continues ticking for at least another 90 days. Canadian telco admits they were infiltrated by Salt Typhoon. Microsoft to remove unwanted (and hopefully unneeded) hardware drivers. The Austrian government legislates court-warranted message decryption. I (Steve) finally get full clarity...

Jun 25, 2025•3 hr 1 min•Ep. 1031

SN 1030: Internet Foreground Radiation - The NPM Repository is Under Siege

This episode covers an iOS iMessage vulnerability disputed by Apple, ongoing supply chain attacks targeting the NPM repository, and reports of potential Salt Typhoon breaches at Comcast and Digital Realty, complicated by apparent legal instructions not to look for evidence. It also delves into Matthew Green's analysis of XChat security flaws, Microsoft's delayed blocking of dangerous Outlook file types, the discovery of over 40,000 openly accessible internet cameras, and a deep dive into how automated bots immediately scan newly discovered websites for common misconfigurations and vulnerable files, coining the term 'Internet Foreground Radiation' to describe this deliberate probing.

Jun 18, 2025•2 hr 48 min•Ep. 1030

SN 1029: The Illusion of Thinking - Meta Apps and JavaScript Collusion

In memoriam: Bill Atkinson Meta native apps & JavaScript collude for a localhost local mess. The EU rolls out its own DNS4EU filtered DNS service. Ukraine DDoS's Russia's Railway DNS ... and... so what? The Linux Foundation creates an alternative Wordpress package manager. Court tells OpenAI it must NOT delete ANYONE's chats. Period! :( A CVSS 10.0 in Erlang/OTP's SSH library. Can Russia intercept Telegram? Perhaps. Spain's ISPs mistakenly block Google sites. Reddit sues Anthropic. Twitter's...

Jun 11, 2025•2 hr 46 min•Ep. 1029

SN 1028: AI Vulnerability Hunting - The End of Jailbreaking

Pwn2Own 2025, Berlin results. PayPal seeks a "newly registered domains" patent. An expert iOS jailbreak developer gives up. The rising abuse of SVG images, via JavaScript. Interesting feedback from our listeners. Four classic science fiction movies not to miss. How OpenAI's o3 model discovered a 0-day in the Linux kernel Show Notes - https://www.grc.com/sn/SN-1028-Notes.pdf Hosts: Steve Gibson and Leo Laporte Download or subscribe to Security Now at https://twit.tv/shows/security-now . You can s...

Jun 04, 2025•3 hr 8 min•Ep. 1028

SN 1027: Artificial Intelligence - The Status of Encrypted Client Hello

What the status of Encrypted Client Hello (ECH)? What radio technology would be best for remote inverter shutdown? Some DNS providers already block newly listed domains. Knowing when not to click a link can take true understanding. Why can losing a small portion of a power grid bring the rest down? Where are we in the "AI Hype Cycle" and is this the first? Speaking of hype: An AI system resorted to blackmail? Why are we so quick to imbue AI with awareness? ChatGPT's latest o3 model ignored the o...

May 28, 2025•2 hr 54 min•Ep. 1027

SN 1026: Rogue Comms Tech Found in US Power Grid - Is AI Replicating Itself?

Chrome to actively refuse admin privileges. Android Messenger is getting manual key verification. Pwn2Own to add AI "pwning" as in-scope attack targets. AI has already been found to be replicating. Microsoft not killing off Office on Win10 after October. 23andMe's asset purchaser revealed. Many fun talking points thanks to our listeners. Steve's review of "Andor", season 2. What's been discovered inside the U.S. power grid Show Notes - https://www.grc.com/sn/SN-1026-Notes.pdf Hosts: Steve Gibson...

May 21, 2025•2 hr 47 min•Ep. 1026

SN 1025: Secure Conversation Records Retention - FBI Says to Toss Your Old Router

The state of Virginia passes an age-restriction law that has no chance. New Zealand also tries something similar, citing Australia's lead. A nasty Python package for Discord survived 3 years and 11K downloads. The FBI says it's a good idea to discard end-of-life consumer routers. What's in WhatsApp? Finding out was neither easy nor certain. The UK's Cyber Centre says AI promises to make things much worse. A bunch of great feedback from our great listeners, then: Is true end-to-end encryption pos...

May 14, 2025•2 hr 44 min•Ep. 1025

SN 1024: Don't Blame Signal - The Real Story Behind the TM SGNL Breach

Microsoft to officially abandon passwords and support their deletion. Meta's RayBan smart glasses weaken their privacy terms. 30% of Microsoft code is now being written by AI. Google says prying Chrome from it will damage its security. Nearly 1,000 six-year-old eCommerce backdoors spring to life. eM Client moves to version 10.3 A bunch of terrific listener feedback creates talking points. A little-known, insecure message archiving service comes to light. Show Notes - https://www.grc.com/sn/sn-10...

May 07, 2025•2 hr 46 min•Ep. 1024

SN 1023: Preventing Windows Sandbox Abuse - Microsoft Says "Don't Delete This Folder"

Why did a mysterious empty "inetpub" directory appear after April's Patch Tuesday? And what new Windows Update crashing hack did this also create? North Korea is now creating fake US companies to lure would-be employees. The "Inception" attack subverts all GPT conversational AIs. New information about data loss in unpowered SSD mass storage. Lots of terrific feedback from our listeners. How malware has taken to hiding inside the Windows Sandbox and what you can do to stop it Show Notes - https:/...

Apr 30, 2025•2 hr 45 min•Ep. 1023

SN 1022: The Windows Sandbox - Short-life Certs, Ransomware Payout Stats

Enabling Firefox's Tab Grouping. Recalled Recall Re-Rolls out. The crucial CVE program nearly died. It's been given new life. China confesses to hacking the US (blames our stance on Taiwan). CISA says what Oracle still refuses to. Brute force attacks on the (rapid) rise. An AI/ML Python package rates a 9.8 (again!) The CA/Browser forum passed short-life certs. :( A wonderful crosswalk hack hits Silicon Valley. Android to add force restarting ahead of schedule. Maybe. The EFF is never happy. But ...

Apr 23, 2025•2 hr 53 min•Ep. 1022

SN 1021: Device Bound Session Credentials - Hotpatching in Win 11, Apple vs. UK

Android to get "Lockdown Mode". What's in the new editions of Chrome and Firefox? Why did Apple silently re-enable automatic updates? My new iPhone 16, Chinese tariffs and electronics. Dynamic "hotpatching" coming to Win11 Enterprise & Edu. Why is it so difficult for Oracle to fess up? Another multi-year breach inside US Treasury. An Apple -vs- the UK update. "Thundermail" (Can't someone come up with a better name?) The (in)Security of Programmable Logic Controllers. When LLM's write code an...

Apr 16, 2025•3 hr 15 min•Ep. 1021

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