Episodes

  • SN 1012: Hiding School Cyberattacks - SparkCat, Decrypting ADP, AI Fuzzing
    Feb 12 2025
    • New "SparkCat" secret-stealing AI image scanner discovered in App and Play stores.
    • The UK demands that Apple does the impossible: decrypting ADP cloud data.
    • France moves forward on legislation to require backdoors to encryption.
    • Firefox moves to 135 with a bunch of useful new features.
    • The Five Eyes alliance publishes edge-device security guidance.
    • Six NetGear routers contain CVSS 9.6 and 9.8 vulnerabilities.
    • Sysinternals utilities allow malicious Windows DLL injection.
    • Google removes restrictive do-gooder language from AI application policies.
    • "AI Fuzzing" successfully jailbreaks the most powerful ChatGPT o3 model.
    • Examining the well and deliberately hidden truth behind ransomware cyberattacks on U.S. K-12 schools

    Show Notes - https://www.grc.com/sn/SN-1012-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!
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    Sponsors:

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    2 hrs and 41 mins
  • SN 1011: Jailbreaking AI - Deepseek, "ROUTERS" Act, Zyxel Vulnerability
    Feb 5 2025
    • Why was DeepSeek banned by Italian authorities?
    • What internal proprietary DeepSeek data was found online?
    • What is "DeepSeek" anyway? Why do we care, and what does it mean?
    • Did Microsoft just make OpenAI's strong model available for free?
    • Google explains how generative AI can be and is being misused.
    • An actively exploited and unpatched Zyxel router vulnerability.
    • The new US "ROUTERS" Act.
    • Is pirate-site blocking legislation justified or is it censorship?
    • Russia's blocked website count tops 400,000.
    • Microsoft adds "scareware" warnings to Edge.
    • Bitwarden improves account security.
    • What's still my favorite disk imaging tool?
    • And let's take a close look into the extraction of proscribed knowledge from today's AI

    Show Notes - https://www.grc.com/sn/SN-1011-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 shows, a members-only Discord, and behind-the-scenes access. Join today: https://twit.tv/clubtwit

    Sponsors:

    • threatlocker.com for Security Now
    • veeam.com
    • bitwarden.com/twit
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    3 hrs and 1 min
  • SN 1010: DNS Over TLS - Record DDoS, Hackers Get Hacked
    Jan 29 2025
    • eM Client CAN be purchased outright.
    • An astonishing 5-year-old typo in MasterCard's DNS.
    • An unwelcome surprise received by 18,459 low-level hackers.
    • DDoS attacks continue growing, seemingly without any end in sight.
    • Let's Encrypt clarifies their plans for 6-day "we barely knew you" certificates.
    • SpinRite uncovers a bad brand new 8TB drive.
    • Listener feedback about TOTP, Syncthing and UDP hole punching, email spam, ValiDrive speed, AI neural nets, DJI geofencing, and advertising in the "New" Outlook.
    • A look into the tradeoffs required to obtain privacy for our DNS lookups

    Show Notes - https://www.grc.com/sn/SN-1010-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 shows, a members-only Discord, and behind-the-scenes access. Join today: https://twit.tv/clubtwit

    Sponsors:

    • uscloud.com
    • joindeleteme.com/twit promo code TWIT
    • bitwarden.com/twit
    • zscaler.com/security
    Show More Show Less
    2 hrs and 41 mins
  • SN 1009: Attacking TOTP - Force-Installed Outlook, DJI Firmware Update
    Jan 22 2025
    • What do we learn from January's record breaking 0-day critical Patch Tuesday?
    • Microsoft to "force-install" a new Outlook into all Windows 10 and 11 desktops?
    • GoDaddy required to get much more serious about its hosting security.
    • More age verification enforcement is coming, including globally.
    • What another instance of a widely exposed management interface teaches us.
    • DJI drone's official firmware update lifts geofencing for unrestricted flight.
    • CISA's efforts pay off with MUCH improved critical infrastructure security.
    • Listener feedback about TOTP, HOTP and age-verification.
    • And we take a deep dive into cracking authenticator keys

    Show Notes - https://www.grc.com/sn/SN-1009-Notes.pdf

    Hosts: Steve Gibson and Leo Laporte

    Download or subscribe to Security Now at https://twit.tv/shows/security-now.

    Get episodes ad-free with Club TWiT at https://twit.tv/clubtwit

    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.

    Sponsors:

    • vanta.com/SECURITYNOW
    • bitwarden.com/twit
    • threatlocker.com for Security Now
    • veeam.com
    Show More Show Less
    3 hrs and 7 mins
  • SN 1008: HOTP and TOTP - SyncThing, Auto-Updates, Sci-Fi Recs
    Jan 15 2025
    • Meta winds down 3rd-party content filtering. Is encryption soon to follow?
    • Taking over abandoned Command & Control server domains (strictly for research purposes only).
    • IoT devices to get the "Cyber Trust Mark" — Will anyone notice or care?
    • "SyncThing" receives a (blessedly infrequent) update.
    • Government email is not using encryption? Really?
    • Email relaying prevents point-to-point end-to-end encryption and authentication.
    • Just because Let's Encrypt doesn't support email doesn't mean it's impossible.
    • What Sci-Fi does ChatGPT think I (Steve) should start reading next?
    • To auto-update or not to auto-update? — is that one question or two?
    • And, until today, we've never taken a deep dive into the technology of time-varying 6-digit one time tokens.

    Show Notes - https://www.grc.com/sn/SN-1008-Notes.pdf

    Hosts: Steve Gibson and Leo Laporte

    Download or subscribe to Security Now at https://twit.tv/shows/security-now.

    Get episodes ad-free with Club TWiT at https://twit.tv/clubtwit

    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.

    Sponsors:

    • canary.tools/twit - use code: TWIT
    • uscloud.com
    • joindeleteme.com/twit promo code TWIT
    • 1password.com/securitynow
    • zscaler.com/security
    Show More Show Less
    2 hrs and 50 mins
  • SN 1007: AI Training & Inference - Unencrypted Email, Doom Captcha
    Jan 8 2025
    • The consequences of Internet content restriction.
    • The measured risks of 3rd-party browser extensions.
    • The consequences of SonicWall's unpatched 9.8 firewall severity.
    • The incredible number of still-unencrypted email servers.
    • SonicWall vulnerability patching
    • Shadowserver Foundation & eMail Encryption
    • Salt Typhoon Evicted
    • HIPAA gets a long-needed cybersecurity upgrade.
    • The EU standardizes on USB-C for power charging. What?
    • Believe it or not, a CATCHA you solve by playing DOOM.
    • And... what I learned from three weeks of study of AI

    Show Notes - https://www.grc.com/sn/SN-1007-Notes.pdf

    Hosts: Steve Gibson and Leo Laporte

    Download or subscribe to Security Now at https://twit.tv/shows/security-now.

    Get episodes ad-free with Club TWiT at https://twit.tv/clubtwit

    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.

    Sponsors:

    • bitwarden.com/twit
    • expressvpn.com/securitynow
    • veeam.com
    • threatlocker.com for Security Now
    Show More Show Less
    2 hrs and 47 mins
  • SN 1006: Best of 2024 - Apple's Secret Backdoor, CrowdStrike Catastrophe, Recall's Privacy Nightmare
    Dec 23 2024

    Leo revisits some of the year's top Security Now segments of 2024.

    • 956. Apple's Hardware Backdoor: Steve reflects on the previous week's 'The Mystery of CVE-2023-38606' deep-dive. Did Apple deliberately designed a secure backdoor?
    • 960. Unforeseen Consequences of Google's 3rd-party Cookie Cutoff: As Google moves to phase out third-party cookies, the advertising industry scrambles to find new ways to track users, potentially leading to more intrusive methods like requiring users to create accounts on websites.
    • 961. Bitlocker: Chipped or Cracked?: A clever hacker demonstrates how BitLocker-encrypted drives can be compromised on systems using separate TPM chips, highlighting the importance of integrating TPM functionality directly into the CPU.
    • 964. So, What Is Apple's PQ3?: Steve analyzes Apple's new "PQ3" post-quantum safe iMessaging protocol, uestioning whether it truly offers superior security compared to Signal's existing solution.
    • 976. Recall - The 50 Gigabyte Privacy Bomb: Examining Microsoft's new "Recall" feature that records users' screens every few seconds, raising significant privacy concerns.
    • 984. CrowdStruck: A look at the disastrous global IT outage caused by a faulty CrowdStrike Falcon update, affecting airports, hospitals, banks, and more.
    • 1000. Steve and Leo reflect on 1000 episodes of Security Now.
    • 1001. Artificial General Intelligence: Steve and Leo discuss the challenges in achieving artificial general intelligence (AGI) and the debate surrounding its potential timeline and societal impact.

    Host: Leo Laporte

    Download or subscribe to Security Now at https://twit.tv/shows/security-now.

    Get episodes ad-free with Club TWiT at https://twit.tv/clubtwit

    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.

    Show More Show Less
    2 hrs and 33 mins
  • SN 1005: 6-Day Certificates? Why? - Android Anti-Tracking, MFA lLogin Bypass, BIMI
    Dec 18 2024
    • Is AI the Wizard of Oz? Or is it more?
    • Microsoft's long standing effective MFA login bypass.
    • Is TPM 2.0 not required after all for Windows 11?
    • Meet 14 North Korean IT workers who made $88 million from the West.
    • Android updates its Bluetooth tracking with anti-tracking.
    • The NPM package manager repository has had 540,000 malicious packages discovered hiding in plain sight.
    • The AskWoody site remains alive, well, and terrific.
    • My iPhone is linked to Windows and it's wonderful. Yay.
    • How has email been finding logos before BIMI?
    • If we use Him and Her for people, how about Hal for AI?
    • Another very disturbing conversation with ChatGPT.
    • What's going on with the new ChatGPT o1 model? It wants to escape? What??
    • Let's Encrypt plans to reduce its certificate lifetime from 90 to just 6 days. Why in the world?
    • And all the best holiday wishes. See you in January

    Show Notes - https://www.grc.com/sn/SN-1005-Notes.pdf

    Hosts: Steve Gibson and Leo Laporte

    Download or subscribe to Security Now at https://twit.tv/shows/security-now.

    Get episodes ad-free with Club TWiT at https://twit.tv/clubtwit

    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.

    Sponsors:

    • joindeleteme.com/twit promo code TWIT
    • 1password.com/securitynow
    • bigid.com/securitynow
    • canary.tools/twit - use code: TWIT
    Show More Show Less
    2 hrs and 25 mins