Why are code signing certificates suddenly so expensive, short-lived, and tangled in red tape? Leo Laporte and Steve Gibson dig into Microsoft's "three-day certificates," the hidden costs for developers, and the security tradeoffs no one saw coming.

• A look at Microsoft's Azure cloud code signing.
• California implements DROP, global data broker opt-out.
• Where's the town of "Whata Bod" Idaho.
• iOS built-in Mail app worked itself out of a job.
• A 30-minute tutorial for non-coders about AI coding.
• Claude Code appears to be winning over the AI coding world.
• Various listener musings on code signing.
• A bit of Magnesium feedback.
• What use are 3-day code signing certs?

Show Notes - https://www.grc.com/sn/SN-1060-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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Sponsors:

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Why are code signing certificates suddenly getting shorter, pricier, and more restrictive? Steve Gibson and Leo Laporte expose the "cabal" rewriting the rules for everyone who builds software—and what it means for your security and your wallet.

• Code-signing certificate lifetimes shortened by two years.
• Sadly, ChatGPT is heading toward an advertising profit model.
• The Python Package Index is strengthening its security.
• BitLocker gets hardware acceleration, but not today.
• New York City's mayoral inauguration banned Raspberry Pi's.
• An astonishingly good British time travel series.
• A critical link between Vitamin D and Magnesium.
• A look inside the very bad MongoBleed vulnerability

Show Notes - https://www.grc.com/sn/SN-1059-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
• threatlocker.com/twit
• material.security
• bitwarden.com/twit

In this special holiday episode, Steve Gibson and Leo Laporte revisit their classic conversation about vitamin D—diving into the science, surprising updates, and practical tips for your health. Whether you've heard it before or are tuning in for the first time, this "blast from the past" is the perfect way to kick off 2026 with wisdom, laughs, and a little bit of eggnog recovery.

Read more at https://www.grc.com/health

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