Steve Gibson, the man who coined the term spyware and created the first anti-spyware program, creator of SpinRite and ShieldsUP, discusses the hot topics in security today with Leo Laporte. Records live every Tuesday at 4:30pm Eastern / 1:30pm Pacific / 21:30 UTC.
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We're not talking dentistry here; FLOSS all about Free Libre Open Source Software. Join host Doc Searls and his rotating panel of co-hosts every Wednesday as they talk with the most interesting and important people in the Open Source and Free Software community.
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Open Source Security Podcast
A security podcast geared towards those looking to better understand security topics of the day. Hosted by Kurt Seifried and Josh Bressers covering a wide range of topics including IoT, application security, operational security, cloud, devops, and security news of the day. There is a special open source twist to the discussion often giving a unique perspective on any given topic.
SN 1028: AI Vulnerability Hunting - Jailbreaking is Over
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 kernelShow Notes - https://www.grc.com/sn/SN-1028-Notes.pdfHosts: Steve Gibson and Leo LaporteDownload or subscribe to Security Now at https://twit.tv/shows/security-now.You can submit a question to Security Now at the GRC Feedback Page.For 16kbps versions, transcripts, and notes (including fixes), visit Steve's site: grc.com, also the home of the best disk maintenance and recovery utility ever written Spinrite 6.Join Club TWiT for Ad-Free Podcasts! Support what you love and get ad-free shows, a members-only Discord, and behind-the-scenes access. Join today: https://twit.tv/clubtwit Sponsors: material.security outsystems.com/twit bigid.com/securitynow bitwarden.com/twit joindeleteme.com/twit promo code TWIT
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 order to shutdown.Copilot may not be making Windows core code any better.Venice.AI is an unfiltered and unrestrained LLMShow Notes - https://www.grc.com/sn/SN-1027-Notes.pdfHosts: Steve Gibson and Leo LaporteDownload or subscribe to Security Now at https://twit.tv/shows/security-now.You can submit a question to Security Now at the GRC Feedback Page.For 16kbps versions, transcripts, and notes (including fixes), visit Steve's site: grc.com, also the home of the best disk maintenance and recovery utility ever written Spinrite 6.Join Club TWiT for Ad-Free Podcasts! Support what you love and get ad-free shows, a members-only Discord, and behind-the-scenes access. Join today: https://twit.tv/clubtwit Sponsors: outsystems.com/twit threatlocker.com for Security Now canary.tools/twit - use code: TWIT hoxhunt.com/securitynow 1password.com/securitynow
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 gridShow Notes - https://www.grc.com/sn/SN-1026-Notes.pdfHosts: Steve Gibson and Leo LaporteDownload or subscribe to Security Now at https://twit.tv/shows/security-now.You can submit a question to Security Now at the GRC Feedback Page.For 16kbps versions, transcripts, and notes (including fixes), visit Steve's site: grc.com, also the home of the best disk maintenance and recovery utility ever written Spinrite 6.Join Club TWiT for Ad-Free Podcasts! Support what you love and get ad-free shows, a members-only Discord, and behind-the-scenes access. Join today: https://twit.tv/clubtwit Sponsors: bigid.com/securitynow material.security joindeleteme.com/twit promo code TWIT bitwarden.com/twit drata.com/securitynow
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 possible when records must be retained?Show Notes - https://www.grc.com/sn/SN-1025-Notes.pdfHosts: Steve Gibson and Leo LaporteDownload or subscribe to Security Now at https://twit.tv/shows/security-now.You can submit a question to Security Now at the GRC Feedback Page.For 16kbps versions, transcripts, and notes (including fixes), visit Steve's site: grc.com, also the home of the best disk maintenance and recovery utility ever written Spinrite 6.Join Club TWiT for Ad-Free Podcasts! Support what you love and get ad-free shows, a members-only Discord, and behind-the-scenes access. Join today: https://twit.tv/clubtwit Sponsors: threatlocker.com for Security Now uscloud.com hoxhunt.com/securitynow canary.tools/twit - use code: TWIT
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 10.3A 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-1024-notes.pdfHosts: Steve Gibson and Leo LaporteDownload or subscribe to Security Now at https://twit.tv/shows/security-now.You can submit a question to Security Now at the GRC Feedback Page.For 16kbps versions, transcripts, and notes (including fixes), visit Steve's site: grc.com, also the home of the best disk maintenance and recovery utility ever written Spinrite 6.Join Club TWiT for Ad-Free Podcasts! Support what you love and get ad-free shows, a members-only Discord, and behind-the-scenes access. Join today: https://twit.tv/clubtwit Sponsors: bitwarden.com/twit joindeleteme.com/twit promo code TWIT drata.com/securitynow material.security threatlocker.com/twit
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 itShow Notes - https://www.grc.com/sn/SN-1023-Notes.pdfHosts: Steve Gibson and Leo LaporteDownload or subscribe to Security Now at https://twit.tv/shows/security-now.You can submit a question to Security Now at the GRC Feedback Page.For 16kbps versions, transcripts, and notes (including fixes), visit Steve's site: grc.com, also the home of the best disk maintenance and recovery utility ever written Spinrite 6.Join Club TWiT for Ad-Free Podcasts! Support what you love and get ad-free shows, a members-only Discord, and behind-the-scenes access. Join today: https://twit.tv/clubtwit Sponsors: legatosecurity.com threatlocker.com for Security Now outsystems.com/twit hoxhunt.com/securitynow
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 especially now, about Florida.Interesting research into ransomware payouts.Windows Sandbox: The amazing gem hidden inside all Windows 10 & 11!Show Notesb - https://www.grc.com/sn/SN-1022-Notes.pdfHosts: Steve Gibson and Leo LaporteDownload or subscribe to Security Now at https://twit.tv/shows/security-now.You can submit a question to Security Now at the GRC Feedback Page.For 16kbps versions, transcripts, and notes (including fixes), visit Steve's site: grc.com, also the home of the best disk maintenance and recovery utility ever written Spinrite 6.Join Club TWiT for Ad-Free Podcasts! Support what you love and get ad-free shows, a members-only Discord, and behind-the-scenes access. Join today: https://twit.tv/clubtwit Sponsors: joindeleteme.com/twit promo code TWIT drata.com/securitynow bigid.com/securitynow 1password.com/securitynow material.security
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 and hallucinate non-existent packages.Wordpress core security and PHP gets an important audit.Device-Bound Session Credentials update session cookie technologyShow Notes - https://www.grc.com/sn/SN-1021-Notes.pdfHosts: Steve Gibson and Leo LaporteDownload or subscribe to Security Now at https://twit.tv/shows/security-now.You can submit a question to Security Now at the GRC Feedback Page.For 16kbps versions, transcripts, and notes (including fixes), visit Steve's site: grc.com, also the home of the best disk maintenance and recovery utility ever written Spinrite 6.Join Club TWiT for Ad-Free Podcasts! Support what you love and get ad-free shows, a members-only Discord, and behind-the-scenes access. Join today: https://twit.tv/clubtwit Sponsors: expressvpn.com/securitynow vanta.com/SECURITYNOW threatlocker.com for Security Now legatosecurity.com bitwarden.com/twit
SN 1020: Multi-Perspective Issuance Corroboration - IoT Done Right, France Phishes, Gmails E2EE
Canon printer driver vulnerabilities enable Windows kernel exploitation.Astonishing cyber-security awareness from a household appliance manufacturer.France tries to hook 2.5 million school children with a Phishing test.Wordpress added an abuse prone feature in 2022. Guess what happened?Oracle? Is there something you'd like to tell us?Utah's governor just signed the App Store Accountability Act. Now what?AI bots hungry for new data are DDoSing FOSS projects.No Microsoft Account? No Microsoft Windows 11.Gmail claims it now offers E2EE. It kinda sorta does. Somewhat.A dreaded CVSS 10.0 was discovered in Apache Parquet.A bunch of terrific listener feedback.What's Multi-Perspective Issuance Corroboration and why must all certificate authorities now do it?Show Notes - https://www.grc.com/sn/SN-1020-Notes.pdfHosts: Steve Gibson and Leo LaporteDownload or subscribe to Security Now at https://twit.tv/shows/security-now.You can submit a question to Security Now at the GRC Feedback Page.For 16kbps versions, transcripts, and notes (including fixes), visit Steve's site: grc.com, also the home of the best disk maintenance and recovery utility ever written Spinrite 6.Join Club TWiT for Ad-Free Podcasts! Support what you love and get ad-free shows, a members-only Discord, and behind-the-scenes access. Join today: https://twit.tv/clubtwit Sponsors: material.security threatlocker.com for Security Now canary.tools/twit - use code: TWIT joindeleteme.com/twit promo code TWIT bitwarden.com/twit
SN 1019: EU OS - Troy Hunt Phished, Ransomware List, InControl
Kuala Lumpur International Airport says no to a ransom attack, switches to whiteboard.A tired and jet-lagged Troy Hunt got Phished then listed himself on his own site.Cloudflare completely pulls the plug on port 80 (HTTP) API access.Malware is switching to obscure languages to avoid detection. FORTH, anyone?Password reuse doesn't appear to be dropping. Cloudflare has numbers.A listener shares his log of malicious Microsoft login attempts. Why no geofencing?23andMe down for the count (reminder).A sobering Ransomware attack & victim listing website. Gulp!"InControl" keeps VR planes aloft.And the European Union gets serious about a switch to LinuxShow Notes - https://www.grc.com/sn/SN-1019-Notes.pdfHosts: Steve Gibson and Leo LaporteDownload or subscribe to Security Now at https://twit.tv/shows/security-now.You can submit a question to Security Now at the GRC Feedback Page.For 16kbps versions, transcripts, and notes (including fixes), visit Steve's site: grc.com, also the home of the best disk maintenance and recovery utility ever written Spinrite 6.Join Club TWiT for Ad-Free Podcasts! Support what you love and get ad-free shows, a members-only Discord, and behind-the-scenes access. Join today: https://twit.tv/clubtwit Sponsors: drata.com/securitynow outsystems.com/twit bitwarden.com/twit threatlocker.com for Security Now legatosecurity.com
SN 1018: The Quantum Threat - ESP32 Backdoor Update, RCS E2EE
The dangers of doing things you don't understand.Espressif responds to the claims of an ESP32 backdoor.A widely leveraged mistake Microsoft stubbornly refuses to correct.A disturbingly simple remote takeover of Apache Tomcat servers.A 10/10 vulnerability affecting some ASUS, ASRock and HPE motherboards.Google snapped up another cloud security firm but paid a price!RCS messaging to soon get full end-to-end encryption (done right!).How did an AI Crypto Chatbot lose $105,000? ...and what is an AI Crypto Chatbot?Looks like Oracle may take stewardship of TikTok to keep it in-country.Whoops! 23andMe is sinking — don't let them take your genetics with them!The White House says "the cyber guys should stay!"AI project failure rates are on the rise. Anyone surprised?Listener feedback, and a very interesting update on just how looming is the threat from quantum computing?Show Notes - https://www.grc.com/sn/SN-1018-Notes.pdfHosts: Steve Gibson and Leo LaporteDownload or subscribe to Security Now at https://twit.tv/shows/security-now.You can submit a question to Security Now at the GRC Feedback Page.For 16kbps versions, transcripts, and notes (including fixes), visit Steve's site: grc.com, also the home of the best disk maintenance and recovery utility ever written Spinrite 6.Join Club TWiT for Ad-Free Podcasts! Support what you love and get ad-free shows, a members-only Discord, and behind-the-scenes access. Join today: https://twit.tv/clubtwit Sponsors: zscaler.com/security legatosecurity.com joindeleteme.com/twit promo code TWIT
SN 1017: Is YOUR System Vulnerable to RowHammer? - Telegram's Crypto, Twitter Outage, FBI Warning
An analysis of Telegram Messenger's crypto.A beautiful statement of the goal of modern crypto design.Who was behind Twitter's recent outage trouble?An embedded Firefox root certificate expired. Who was surprised?AI-generated Github repos, voice cloning, Patch Tuesday and an Apple 0-day.The FBI warns of another novel attack vector that's seeing a lot of action.Google weighs in on the Age Verification controversy.In a vacuum, Kazakhstan comes up with their own solution.Was Google also served an order from the UK? Can they say?A serious PHP vulnerability you need to know you don't have.A bunch of great listener feedback, some Sci-Fi content reviews and...A new tool allows YOU to test YOUR PCs for their RowHammer susceptibilityShow Notes - https://www.grc.com/sn/SN-1017-Notes.pdfHosts: Steve Gibson and Leo LaporteDownload or subscribe to Security Now at https://twit.tv/shows/security-now.You can submit a question to Security Now at the GRC Feedback Page.For 16kbps versions, transcripts, and notes (including fixes), visit Steve's site: grc.com, also the home of the best disk maintenance and recovery utility ever written Spinrite 6.Join Club TWiT for Ad-Free Podcasts! Support what you love and get ad-free shows, a members-only Discord, and behind-the-scenes access. Join today: https://twit.tv/clubtwit Sponsors: vanta.com/SECURITYNOW bitwarden.com/twit threatlocker.com for Security Now veeam.com
SN 1016: The Bluetooth Backdoor - North Korean Texans, Apple Pushes Back
Utah passes age verification requirement for app stores.The inside story on fake North Korean employees. Is that a Texas accent?An update on the ongoing Bybit cryptoheist saga.The industry may be making some changes in the wake of the Bybit attack.Apple pushes back legally against the UK's secret order.Did someone crack Passkeys?The UK launches a legal salvo at an innocent security researcher.The old data breach we witnessed that just keeps on giving.A bit more Bybit postmortem forensic news.A lesson to learn from a clever and effective ransomware attack.And what about that Bluetooth Backdoor discovery everyone is talking about?Show Notes - https://www.grc.com/sn/SN-1016-Notes.pdfHosts: Steve Gibson and Leo LaporteDownload or subscribe to Security Now at https://twit.tv/shows/security-now.You can submit a question to Security Now at the GRC Feedback Page.For 16kbps versions, transcripts, and notes (including fixes), visit Steve's site: grc.com, also the home of the best disk maintenance and recovery utility ever written Spinrite 6.Join Club TWiT for Ad-Free Podcasts! Support what you love and get ad-free shows, a members-only Discord, and behind-the-scenes access. Join today: https://twit.tv/clubtwit Sponsors: 1password.com/securitynow uscloud.com joindeleteme.com/twit promo code TWIT zscaler.com/security canary.tools/twit - use code: TWIT
SN 1015: Spatial-Domain Wireless Jamming - Firefox Privacy Policy, Signal Leaving Sweden?
Firefox amends their privacy policy -- the world melts down.Signal threatens to leave Sweden.Aftermath of the massive $1.5 billion Bybit ETH heist.It turns out that it wasn't actually Bybit's fault."The Lazarus Bounty" monitoring and management site.Mozilla's commitment to Manifest V2 (and the uBlock Origin).What does the ACM's plea for memory-safe languages mean for developers?What exactly are memory-safe languages?Australia joins the Kaspersky ban.Gmail plans to switch from SMS to QR code authentication.A SpinRite success and some fun feedback.An astonishing new technology for targeted radio jammingShow Notes - https://www.grc.com/sn/SN-1015-Notes.pdfHosts: Steve Gibson and Leo LaporteDownload or subscribe to Security Now at https://twit.tv/shows/security-now.You can submit a question to Security Now at the GRC Feedback Page.For 16kbps versions, transcripts, and notes (including fixes), visit Steve's site: grc.com, also the home of the best disk maintenance and recovery utility ever written Spinrite 6.Join Club TWiT for Ad-Free Podcasts! Support what you love and get ad-free shows, a members-only Discord, and behind-the-scenes access. Join today: https://twit.tv/clubtwit Sponsors: legatosecurity.com bitwarden.com/twit veeam.com threatlocker.com for Security Now
SN 1014: FREEDOM Administration Login - Apple's UK Privacy Showdown, $1.5 Billion Crypto Heist
Apple disables Advanced Data Protection for new UK users.Paying ransoms is not as cut and dried as we might imagine.Elon Musk's "X" social media blocks "Signal.me" links.Spain's soccer league blocks Cloudflare and causes a mess.Two new (and rare) vulnerabilities discovered in OpenSSH.The U.S. seems unable to evict Chinese attackers from its Telecom systems.What are those Chinese "Salt Typhoon" hackers doing to get in?The largest (by far) cryptocurrency heist in history occurred Friday.Ex-NSA head says the U.S. is falling behind on the cyber front lines.We have the winner (and a good one) replacement term for "backdoor".A look at a pathetic access control system that begs to be hacked (and will be).Show Notes - https://www.grc.com/sn/SN-1014-Notes.pdfHosts: Steve Gibson and Leo LaporteDownload or subscribe to Security Now at https://twit.tv/shows/security-now.You can submit a question to Security Now at the GRC Feedback Page.For 16kbps versions, transcripts, and notes (including fixes), visit Steve's site: grc.com, also the home of the best disk maintenance and recovery utility ever written Spinrite 6.Join Club TWiT for Ad-Free Podcasts! Support what you love and get ad-free shows, a members-only Discord, and behind-the-scenes access. Join today: https://twit.tv/clubtwit Sponsors: zscaler.com/security joindeleteme.com/twit promo code TWIT uscloud.com canary.tools/twit - use code: TWIT