SECURITY NOW

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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.

  1. 2 hr ago

    The Residential Proxy Threat - Malicious Proxies in Your Living Room

    A flood of everyday gadgets, from cheap streaming boxes to digital photo frames, are being secretly conscripted into global proxy networks and used to mask major cyberattacks—possibly even targeting your own home network. Worries of AI-power cyberattacks are spreading. Mythos "missed some" important vulnerabilities in Firefox. Every recent patch Tuesday Nightmare Eclipse has struck. What now? Massive store of valid FortiGate VPN credentials found. F5 issues emergency updates to their NGINX-based server offerings. Introducing "AI Potpourri" -- deeply altering an AI's personality. A close look at the explosion in malicious proxy networks. A Canadian judge okayed the illegal removal of such infections Show Notes - https://www.grc.com/sn/SN-1084-Notes.pdf Hosts: Steve Gibson and Leo Laporte Download 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 audio and video feeds, a members-only Discord, and exclusive content. Join today: https://twit.tv/clubtwit Sponsors: doppel.com trustedtech.team/securitynow365 XBOW.com threatlocker.com/twit guardsquare.com

    2h 48m
  2. You Might Also Like: Morning Brew Daily

    2 hr ago ·  Bonus

    You Might Also Like: Morning Brew Daily

    Introducing Polymarket Fakes Creators Winning Bets & Fed Legend Alan Greenspan Dies at 100 from Morning Brew Daily. Follow the show: Morning Brew Daily #873: A look back at the career of Alan Greenspan, former Fed chair, who passed away at age 100. Google invests $75M into A24 for a new AI partnership. A Wall Street Journal investigation found Polymarket faked videos of creators winning large bets on their platform. Toby’s Trends on Instagram testing horizontal longform videos on the app. SpaceX shares tumble after a $400B selloff and Alphabet shares fall after key AI researchers depart. To learn more visit https://www.servicenow.com Subscribe to Morning Brew Daily for more of the news you need to start your day. Share the show with a friend, and leave us a review on your favorite podcast app. Listen to Morning Brew Daily Here:⁠ ⁠⁠https://www.swap.fm/l/mbd-note⁠⁠⁠  Watch Morning Brew Daily Here:⁠ ⁠⁠https://www.youtube.com/@MorningBrewDailyShow⁠ This experience may not be representative of other Wealthfront clients, and there is no guarantee of future performance or success. Experiences will vary. Neal Fryman and Toby Howell, are clients of Wealthfront, receive cash compensation from Wealthfront Brokerage for paid testimonials in this podcast, creating a conflict of interest. More details available via the referral link.  https://wealthfron.com/morningbrew New clients get 3.30% base APY from program banks + additional 0.75% boost for 3 months on your uninvested cash (max $150k balance). Terms and conditions apply. The Cash Account, which is not a deposit account, is offered by Wealthfront Brokerage LLC ("Wealthfront Brokerage"), Member FINRA/SIPC. Wealthfront Brokerage is not a bank. The Annual Percentage Yield ("APY") on cash deposits as of January 30, 2026, is representative, requires no minimum, and may change at any time. References to the APY for the Wealthfront Cash Account, including any APY increase, are to the APY paid by insured depository institutions that participate in our cash sweep program (the "Program Banks”). Wealthfront Brokerage sweeps cash balances to Program Banks, where they earn the variable APY. Learn more about your ad choices. Visit megaphone.fm/adchoices DISCLAIMER: Please note, this is an independent podcast episode not affiliated with, endorsed by, or produced in conjunction with the host podcast feed or any of its media entities. The views and opinions expressed in this episode are solely those of the creators and guests. For any concerns, please reach out to team@podroll.fm.

  3. 17 Jun

    Patch Tuesday à la AI - Arch Linux Repo Under Siege

    This 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 requirements. NPM to switch to more secure install defaults. Will it help. Our listeners react to last week's PHP commentary. June shows that AI has arrived for vulnerability discover Show Notes - https://www.grc.com/sn/SN-1083-Notes.pdf Hosts: Steve Gibson and Leo Laporte Download 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 audio and video feeds, a members-only Discord, and exclusive content. Join today: https://twit.tv/clubtwit Sponsors: meter.com/securitynow canary.tools/twit - use code: TWIT joindeleteme.com/twit-biz zscaler.com/security adaptivesecurity.com

    2h 36m

  4. 10 Jun

    The Malicious Use of AI - Anthropic's Red Team Report

    Discover 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 confidence." What... The discovered and irresponsibly disclosed HTTP/2 Bomb. What Anthropic learns from their past year of Claude abuse: It's bad Show Notes - https://www.grc.com/sn/SN-1082-Notes.pdf Hosts: Steve Gibson and Leo Laporte Download 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 audio and video feeds, a members-only Discord, and exclusive content. Join today: https://twit.tv/clubtwit Sponsors: threatlocker.com for Security Now outsystems.com/twit guardsquare.com doppel.com cyberhoot.com/securitynow

    2h 37m

  5. 3 Jun

    AI Captured the Flag - Personal AI: Productivity Superpower or Privacy Threat?

    AI vulnerability discovery just upended the legendary Capture the Flag competitions, leaving top hackers sidelined while algorithms dominate the scoreboard. Hear why one seasoned researcher says the entire game is over for humans. As expected, UnFiOS devices are under attack. CISA commands federal agencies to update Drupal. Can the largest botnet ever, be killed. Defender endpoint can cutoff a PC from the network. Charter Communications big account leak. Chrome moves device-bound session cookies from beta. Anthropic to release Mythos shortly. cURL and Daniel Stenberg. IBM & RedHat commit to fixing open source with AI. LOTS of terrific listener feedback this week. AI spells the end of a terrific source of training Show Notes - https://www.grc.com/sn/SN-1081-Notes.pdf Hosts: Steve Gibson and Leo Laporte Download 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 audio and video feeds, a members-only Discord, and exclusive content. Join today: https://twit.tv/clubtwit Sponsors: bitwarden.com/twit hoxhunt.com/securitynow zscaler.com/security material.security meter.com/securitynow

    3h 20m

  6. 27 May

    Vulnerability Debt Repayment - Will Mythos Change Cybersecurity Forever?

    Mozilla found 271 unknown Firefox vulnerabilities in days using AI—bugs that millions of automated test runs had missed for years. Steve Gibson argues this isn't a crisis. It's the industry finally paying down decades of security debt, and for the first time, defenders may have the advantage. Cisco meets Mythos Can the aging CVE system survive AI Patch deployment latency in the AI age MSFT's official YellowKey BitLocker bypass mitigation Ubiquiti patches 5 serious vulnerabilities Drupal attacked by a PostgreSQL injection Microsoft terminates SMS as a second factor GitHub hacked - all of its source code exfiltrated Russia is using very old Western software Why to get a no-charge AI chatbot account New Sci-Fi on Netflix What we learn from Mozilla's use of Mythos Show Notes - https://www.grc.com/sn/SN-1080-Notes.pdf Hosts: Steve Gibson and Leo Laporte Download 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 audio and video feeds, a members-only Discord, and exclusive content. Join today: https://twit.tv/clubtwit Sponsors: guardsquare.com doppel.com cyberhoot.com/securitynow trustedtech.team/securitynow365 XBOW.com

    2h 44m

  7. 20 May

    Daybreak and Codename MDASH - Microsoft's Edge Password Blunder

    OpenAI, Microsoft, and Google are racing to unleash next-gen AI that hunts for software vulnerabilities and hacks at scale. This episode explores how these advancements could shake up everything we thought we knew about cybersecurity. Microsoft rethinks Edge's "intended behavior" after it gets press. Chaotic Eclipse hacker strikes again with a Bitlocker bypass. Google's threat analysis group documents malicious AI use. Canada hasn't learned the lessons of the EU and the UK. AI chatbots may be far more addictive than social media. Project: Hail Mary now available to stream. An apparently-serious zero-point quantum vacuum energy source. A bit of listener feedback. OpenAI's & Microsoft's vulnerability discovery systems Show Notes - https://www.grc.com/sn/SN-1079-Notes.pdf Hosts: Steve Gibson and Leo Laporte Download 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 audio and video feeds, a members-only Discord, and exclusive content. Join today: https://twit.tv/clubtwit Sponsors: outsystems.com/twit hoxhunt.com/securitynow zscaler.com/security meter.com/securitynow canary.tools/twit - use code: TWIT joindeleteme.com/twit promo code TWIT

    2h 52m

  8. 13 May

    DigiCert does it right - Hugging Face Under Fire

    DigiCert's latest security mishap triggered not just a scramble behind the scenes, but a cascading crisis that briefly wiped trust from millions of Windows systems. Find out how a single support slip, followed by Microsoft's heavy-handed response, left critical infrastructures exposed. The FCC decides router firmware updates are useful. Netgear applies for and gets a full FCC pass. AI uncovers a 21-year old critical FreeBSD RCE. What was behind that Let's Encrypt outage. AI model repositories are overflowing with malware. The CISA 2015 info-sharing act is being renewed. Edge leaves ALL usernames and passwords in the clear. An examination of DigiCert's breach and their response Show Notes - https://www.grc.com/sn/SN-1078-Notes.pdf Hosts: Steve Gibson and Leo Laporte Download 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 audio and video feeds, a members-only Discord, and exclusive content. Join today: https://twit.tv/clubtwit Sponsors: cyberhoot.com/securitynow guardsquare.com doppel.com outsystems.com/twit threatlocker.com/twit

    2h 41m
See All (215)

Hosts & Guests

About

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.

Information

  • Creator
    TWiT
  • Years Active
    2005 - 2026
  • Episodes
    215
  • Rating
    Clean
  • Copyright
    © This work is licensed under a Creative Commons License - Attribution-NonCommercial-NoDerivatives 4.0 International - http://creativecommons.org/licenses/by-nc-nd/4.0/
  • Show Website
    Security Now (Audio)
  • Provider
    TWiT, LLC

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