Security Now

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.

  • SN 1038: Perplexity’s Duplicity – Malicious Repository Libraries
    by TWiT on August 13, 2025 at 3:45 am

    CISA’s Emergency Directive to ALL Federal agencies re: SharePoint. NVIDIA firmly says “no” to any embedded chip gimmicks. Dashlane is terminating its (totally unusable) free tier. Malicious repository libraries are becoming even more hostile. The best web filter (uBlock Origin) comes to Safari. The very popular SonicWall firewall is being compromised. >100 models of Dell Latitude and Precision laptops are in danger. The significant challenge of patching SharePoint (for example). A quick look at my DNS Benchmark progress. Does InControl prevent an important update. An venerable Sci-Fi franchise may be getting a great new series. What to do about the problem of AI “website sucking” Show Notes – https://www.grc.com/sn/SN-1038-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: zscaler.com/security canary.tools/twit – use code: TWIT uscloud.com go.acronis.com/twit

  • SN 1037: Chinese Participation in MAPP – Why Signal is Leaving Australia
    by TWiT on August 6, 2025 at 2:27 am

    A follow-up to the SharePoint server patch mess. How Russia arranges to spy on other country’s local embassies. “Dropbox Passwords” manager app is ending in October. Signal will leave Australia rather than help spy. YouTube deploys viewing history age-estimation heuristics. Chrome adds clever lightweight extension signing to prevent abuse. A domain registrar is coming close to losing its rights. A TP-Link router that doesn’t encrypt its configuration. What is “TruAge” and might it be useful for age verification. An update on “Artemis”. With U.S.-China tensions on the rise, should Chinese security companies receive weeks of advance notice of forthcoming Microsoft flaw patches? Show Notes – https://www.grc.com/sn/SN-1037-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: bitwarden.com/twit bigid.com/securitynow joindeleteme.com/twit promo code TWIT Melissa.com/twit threatlocker.com for Security Now

  • SN 1036: Inside the SharePoint 0-day – Is Our Data Safe Anywhere?
    by TWiT on July 30, 2025 at 3:29 am

    Brave randomizes its fingerprints. The next Brave will block Microsoft Recall by default. Clorox sues its IT provider for $380 million in damages. 6-month Win10 ESU offers are beginning to appear. Warfare has significantly become cyber. Allianz Life loses control of 125 million customers’ data. The CIA’s Acquisition Research Center website was hacked. The Pentagon says the SharePoint RCE didn’t get them. A look at a DPRK “laptop farm” to impersonate Americans. FIDO’s passkey was NOT bypassed by a MITM after all. Is our data safe anywhere? The UK is trying to back-pedal out of the Apple ADP mess. Meanwhile, the EU resumes its push for “Chat Control”. Microsoft fumbled the patch of a powerful Pwn2Own exploit Show Notes – https://www.grc.com/sn/SN-1036-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: canary.tools/twit – use code: TWIT threatlocker.com for Security Now bitwarden.com/twit uscloud.com

  • SN 1035: Cloudflare’s 1.1.1.1 Outage – Bypassing Passkey Protections
    by TWiT on July 23, 2025 at 2:40 am

    Bypassing all passkey protections. The ransomware attacks just keep on coming. Cloudflare capitulates to the MPA and starts blocking. The need for online age verification is exploding. Microsoft really wants Exchange Servers to subscribe. Russia (further) clamps down on Internet usage. The global trend toward more Internet restrictions. China can inspect locked Android phones. Use a burner. Web shells are the new buffer overflow. An age verification protocol sketch. What Cloudflare did to create an outage of 1.1.1.1 Show Notes – https://www.grc.com/sn/SN-1035-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: zscaler.com/security 1password.com/securitynow go.acronis.com/twit

  • SN 1034: Introduction to Zero-Knowledge Proofs – Taking Down Quantum Factorization
    by TWiT on July 16, 2025 at 2:44 am

    A glorious takedown of quantum factorization. Notepad++ signs its own code signing certificate. Dennis Taylor has Bobiverse Book 6 on his lap. Crypto/ATM machines flat out outlawed. Signal vs WhatsApp: Encryption in flight and at rest. A close look at browser fingerprinting metrics. Rewriting interpreters in memory-safe languages. An introduction to zero-knowledge proofs Show Notes – https://www.grc.com/sn/SN-1034-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: bitwarden.com/twit joindeleteme.com/twit promo code TWIT bigid.com/securitynow threatlocker.com for Security Now uscloud.com

  • SN 1033: Going on the Offensive – The Digital Arms Race
    by TWiT on July 9, 2025 at 3:09 am

    Another Israeli spyware vendor surfaces. Win11 to delete restore points more quickly. The EU accelerates its plans to abandon Microsoft Azure. The EU sets timelines for Post-Quantum crypto adoption. Russia to create a massive IMEI database. Canada and the UK create the “Common Good Cyber Fund”. U.S. states crack down on Bitcoin ATMs amid growing scams. Congressional staffers cannot use WhatsApp on gov devices. LibXML2 and the problems with commercial use of OSS. A(nother) remote code execution vulnerability in WinRAR. Have-I-Been-Pwned gets a cool data visualization site. How is ransomware getting in? Windows to offer “safe” non-kernel endpoint security? Proactive age verification coming to porn sites. How? Canada (also) says “bye bye” to Hikvision. Germany will be banning DeekSeek. The whole EU may follow. Cloudflare throttled in Russia? What must the U.S. do to compete in global exploit acquisition? Show Notes – https://www.grc.com/sn/SN-1033-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: expressvpn.com/securitynow Melissa.com/twit 1password.com/securitynow hoxhunt.com/securitynow canary.tools/twit – use code: TWIT

  • SN 1032: Pervasive Web Fingerprinting – How Websites Tracks You Despite Cookie Blocks
    by TWiT on July 2, 2025 at 3:00 am

    • 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 10.0 vulnerabilities. • The current state of post-Elon government cybersecurity. • PNGv3, Swift on Android, and the Samsung email purge. • Andy Weir’s “Hail Mary” movie trailer. • And a close look at the pervasiveness of web browser tracking fingerprinting. Show Notes – https://www.grc.com/sn/sn-1032-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: go.acronis.com/twit bitwarden.com/twit threatlocker.com/twit joindeleteme.com/twit promo code TWIT

  • SN 1031: How Salt Typhoon Gets In – What “AI” Really Means
    by TWiT on June 25, 2025 at 2:53 am

    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 on what today’s “AI” means. A deep dive into the Salt Typhoon’s operation and how they got in Show Notes – https://www.grc.com/sn/SN-1031-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: 1password.com/securitynow hoxhunt.com/securitynow outsystems.com/twit bigid.com/securitynow zscaler.com/security

  • SN 1030: Internet Foreground Radiation – The NPM Repository is Under Siege
    by TWiT on June 18, 2025 at 3:36 am

    An exploited iOS iMessage vulnerability Apple denies? The NPM repository is under siege with no end in sight. Were Comcast and Digital Realty compromised? Don’t ask them. Matthew Green agrees: XChat does not offer true security. We may know how Russia is convicting Telegram users. Microsoft finally decides to block two insane Outlook file types. 40,000 openly available video camera are online. Who owns them? Running SpinRite on encrypted drives. An LLM describes Steve’s (my) evolution on Microsoft security. What do we know about the bots that are scanning the Internet? Show Notes – https://www.grc.com/sn/SN-1030-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: joindeleteme.com/twit promo code TWIT bitwarden.com/twit material.security drata.com/securitynow bigid.com/securitynow

  • SN 1029: The Illusion of Thinking – Meta Apps and JavaScript Collusion
    by TWiT on June 11, 2025 at 3:06 am

    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 new encrypted DM’s are as lame as the old ones. The Login.gov site may not have any backups. Apple explores the question of recent Large Reasoning Models “thinking” Show Notes – https://www.grc.com/sn/SN-1029-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: hoxhunt.com/securitynow threatlocker.com for Security Now uscloud.com canary.tools/twit – use code: TWIT

Share Websitecyber
We are an ethical website cyber security team and we perform security assessments to protect our clients.