You are here

Security Now

Subscribe to Security Now feed Security Now
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 / 21:30 UTC.
Updated: 6 hours 4 min ago

SN 1017: Is YOUR System Vulnerable to RowHammer? - Telegram's Crypto, Twitter Outage, FBI Warning

Tue, 03/18/2025 - 20:38
  • An analysis of Telegram Messenger's crypto.
  • A beautiful statement of the goal of modern crypto design.
  • Who was behind Twitter's recent outage trouble?
  • An embedded Firefox root certificate expired. Who was surprised?
  • AI-generated Github repos, voice cloning, Patch Tuesday and an Apple 0-day.
  • The FBI warns of another novel attack vector that's seeing a lot of action.
  • Google weighs in on the Age Verification controversy.
  • In a vacuum, Kazakhstan comes up with their own solution.
  • Was Google also served an order from the UK? Can they say?
  • A serious PHP vulnerability you need to know you don't have.
  • A bunch of great listener feedback, some Sci-Fi content reviews and...
  • A new tool allows YOU to test YOUR PCs for their RowHammer susceptibility

Show Notes - https://www.grc.com/sn/SN-1017-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:

Categories: Podcasts, Technology

SN 1016: The Bluetooth Backdoor - North Korean Texans, Apple Pushes Back

Tue, 03/11/2025 - 20:59
  • Utah passes age verification requirement for app stores.
  • The inside story on fake North Korean employees. Is that a Texas accent?
  • An update on the ongoing Bybit cryptoheist saga.
  • The industry may be making some changes in the wake of the Bybit attack.
  • Apple pushes back legally against the UK's secret order.
  • Did someone crack Passkeys?
  • The UK launches a legal salvo at an innocent security researcher.
  • The old data breach we witnessed that just keeps on giving.
  • A bit more Bybit postmortem forensic news.
  • A lesson to learn from a clever and effective ransomware attack.
  • And what about that Bluetooth Backdoor discovery everyone is talking about?

Show Notes - https://www.grc.com/sn/SN-1016-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:

Categories: Podcasts, Technology

SN 1015: Spatial-Domain Wireless Jamming - Firefox Privacy Policy, Signal Leaving Sweden?

Tue, 03/04/2025 - 20:31
  • Firefox amends their privacy policy -- the world melts down.
  • Signal threatens to leave Sweden.
  • Aftermath of the massive $1.5 billion Bybit ETH heist.
  • It turns out that it wasn't actually Bybit's fault.
  • "The Lazarus Bounty" monitoring and management site.
  • Mozilla's commitment to Manifest V2 (and the uBlock Origin).
  • What does the ACM's plea for memory-safe languages mean for developers?
  • What exactly are memory-safe languages?
  • Australia joins the Kaspersky ban.
  • Gmail plans to switch from SMS to QR code authentication.
  • A SpinRite success and some fun feedback.
  • An astonishing new technology for targeted radio jamming

Show Notes - https://www.grc.com/sn/SN-1015-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:

Categories: Podcasts, Technology

SN 1014: FREEDOM Administration Login - Apple's UK Privacy Showdown, $1.5 Billion Crypto Heist

Tue, 02/25/2025 - 20:30
  • Apple disables Advanced Data Protection for new UK users.
  • Paying ransoms is not as cut and dried as we might imagine.
  • Elon Musk's "X" social media blocks "Signal.me" links.
  • Spain's soccer league blocks Cloudflare and causes a mess.
  • Two new (and rare) vulnerabilities discovered in OpenSSH.
  • The U.S. seems unable to evict Chinese attackers from its Telecom systems.
  • What are those Chinese "Salt Typhoon" hackers doing to get in?
  • The largest (by far) cryptocurrency heist in history occurred Friday.
  • Ex-NSA head says the U.S. is falling behind on the cyber front lines.
  • We have the winner (and a good one) replacement term for "backdoor".
  • A look at a pathetic access control system that begs to be hacked (and will be).

Show Notes - https://www.grc.com/sn/SN-1014-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:

Categories: Podcasts, Technology