Security Now (Audio)

SN 940: When Hashes Collide - Secure-wipe best practices, browser identity segregation, bye bye Twitter (X)

Listen Later
  • Last week's news about evidence of LastPass vault decryption targeting cryptocurrency keys, and the UK's backing down on its encryption monitoring legislation.
  • How hardware security modules (HSMs) allow cryptographic operations like code signing without exposing private keys.
  • Browser identity segregation using multiple profiles rather than separate browsers.
  • Requirements and best practices for securely wiping data from modern solid state drives.
  • A countdown clock for the 32-bit UNIX time rollover in the year 2038.
  • Steve's plan to move off Twitter and onto email lists for Security Now communication.
  • A deep dive into cryptographic hash collisions, using fewer hash bits, and balancing anonymity with statistical meaning.

    • Show Notes - https://www.grc.com/sn/SN-940-Notes.pdf

    Hosts: Steve Gibson and Leo Laporte

    Download or subscribe to this show 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
    • joindeleteme.com/twit promo code TWIT
    • drata.com/twit

      • ...more
      View all episodesView all episodes
      Download on the App Store
      Security Now (Audio)By TWiT
      • 5
      • 5
      • 5
      • 5
      • 5

      5

      2 ratings

      More shows like Security Now (Audio)

      View all
      This Week in Tech (Audio) by TWiT

      This Week in Tech (Audio)

      3,002 Listeners

      Hands-On Tech (Audio) by TWiT

      Hands-On Tech (Audio)

      1,965 Listeners

      WSJ Tech News Briefing by The Wall Street Journal

      WSJ Tech News Briefing

      1,633 Listeners

      Security Now (Audio) by TWiT

      Security Now (Audio)

      1,963 Listeners

      MacBreak Weekly (Audio) by TWiT

      MacBreak Weekly (Audio)

      2,013 Listeners

      Windows Weekly (Audio) by TWiT

      Windows Weekly (Audio)

      854 Listeners

      Risky Business by Patrick Gray

      Risky Business

      362 Listeners

      No Agenda Show by Adam Curry & John C. Dvorak

      No Agenda Show

      5,924 Listeners

      SANS Internet Stormcenter Daily Cyber Security Podcast (Stormcast) by Johannes B. Ullrich

      SANS Internet Stormcenter Daily Cyber Security Podcast (Stormcast)

      633 Listeners

      Tech News Weekly (Audio) by TWiT

      Tech News Weekly (Audio)

      1,064 Listeners

      Accidental Tech Podcast by Marco Arment, Casey Liss, John Siracusa

      Accidental Tech Podcast

      2,092 Listeners

      Windows Weekly (Audio) by TWiT

      Windows Weekly (Audio)

      2 Listeners

      Cyber Security Headlines by CISO Series

      Cyber Security Headlines

      120 Listeners

      Human Events Daily with Jack Posobiec by Human Events with Jack Posobiec

      Human Events Daily with Jack Posobiec

      5,886 Listeners