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Security Now 940: When Hashes Collide

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  • 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.

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    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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