Security Now (Audio)

By TWiTTechnology

Security Now (Audio) episodes

September 09, 2025SN 1042: Letters of Marque - 1.1.1.1 Certificate Snafu
Is the U.S. on the verge of legalizing "hack back" missions, turning private companies into sanctioned cyber warriors? Steve and Leo unpack Google's plan for a cyber disruption unit and why the lines between defense and digital retaliation are suddenly blurring.
My experience with 'X' vs email.

Google TIG blackmailed to fire two security researchers.

1.1.1.1 DNS TLS certificate mis-issued.

Artists blackmailed with threats of training AI on their art.

Firefox extended end-of-life for Windows 7 to next March.

Is the renewal of cybersecurity info sharing coming soon.

Should security analysis be censored due to vibe-coding.

UK versus Apple may not be settled after all.

Another very serious supply chain attack.

Can the software supply-chain ever be trustworthy.

Why did BYTE Magazine die.

What happens if Google and others go on the attack

Show Notes - https://www.grc.com/sn/SN-1042-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.

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2 hr 56 min
September 02, 2025SN 1041: Covering All the Bases - SHAKEN Networks, Uncontrollable AI, and Robocall Reckoning
When even the Department of Defense can't properly vet its software dependencies, what chance do the rest of us have? Steve Gibson reveals how "fast-glob" became a case study in supply chain blindness, explores whether AI can ever truly be controlled after Meta's celebrity chatbot disaster, and celebrates BYTE Magazine's 50th anniversary with a look at how far we've come (and how vulnerable we still are).
A look back at issue #1 of BYTE magazine exactly 50 years ago

The enforcement of the SHAKEN & STIR Telecom protocols

Breaking: Judge rules against forced Google divestitures in monopoly case

The inherent danger of consolidating authentication

Can AI be controlled?

Vivaldi says a big "no" to AI-enhanced web browsers

How WhatsApp figured into Apple's recent 0-day attacks

Leveraging AI as an attack aid

The latest TransUnion data breach

Two scummy websites sue the UK over age requirements

OpenSSH reminds its users to adopt post-quantum crypto

The DOD uses open source maintained by a Russian national

Much great feedback from our terrific listeners

Sci-Fi news from "The Frontiers Saga" Ryk Brown

Show Notes - https://www.grc.com/sn/sn-1041-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.

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3 hr 4 min
August 26, 2025SN 1040: Clickjacking "Whac-A-Mole" - Inside the Password Manager Clickjacking Frenzy and What It Means
Alarm bells are ringing over a supposed browser zero-day, but is the threat as bad as it sounds? Steve reveals why "clickjacking" might be more whac-a-mole than breaking news, and what that really means for your passwords.

• Germany may soon outlaw ad blockers

• What's happening in the courts over AI

• The U.K. drops its demands of Apple

• New Microsoft 365 tenants being throttled

• Is Russia preparing to block Google Meet?

• Bluesky suspends its service in Mississippi

• How to throttle AI

• A tricky SSH-busting Go library

• Here comes the Linux desktop malware

• Apple just patched a doozy of a vulnerability

• A trivial Docker escape was found and fixed

• Why the recent browser 0-day clickjacking is really just whac-a-mole

Show Notes - https://www.grc.com/sn/sn-1040-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
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2 hr 52 min
August 19, 2025SN 1039: The Sad Case of ScriptCase - Data Brokers Dodge Deletion
What AI website summaries mean for Internet economics.

Time to urgently update Plex Servers (again).

Allianz Life stolen data gets leaked.

Chrome test Incognito-mode fingerprint script blocking.

Chrome 140 additions coming in 2 weeks.

Data brokers hide opt-out pages from search engines.

Secure messaging changes in Russia.

NIST rolls-out lightweight IoT crypto.

SyncThing moves to v2.0 and beyond.

Alien:Earth -- first take.

What can we learn from another critical vulnerability?

Show Notes - https://www.grc.com/sn/SN-1039-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:
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2 hr 52 min
August 12, 2025SN 1038: Perplexity's Duplicity - Malicious Repository Libraries
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
3 hr 4 min
August 05, 2025SN 1037: Chinese Participation in MAPP - Why Signal is Leaving Australia
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
2 hr 48 min
July 29, 2025SN 1036: Inside the SharePoint 0-day - Is Our Data Safe Anywhere?
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
2 hr 59 min
July 22, 2025SN 1035: Cloudflare's 1.1.1.1 Outage - Bypassing Passkey Protections
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
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go.acronis.com/twit
2 hr 49 min
July 15, 2025SN 1034: Introduction to Zero-Knowledge Proofs - Taking Down Quantum Factorization
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
2 hr 56 min
July 08, 2025SN 1033: Going on the Offensive - The Digital Arms Race
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
3 hr 5 min

About Security Now (Audio)

From the publisher's feed

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.