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.

https://twit.tv/shows/security-now

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


  • 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

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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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 September 20, 2023  2h6m