Sep 19th 2023
Security Now 940
When Hashes Collide
Hosted by
Steve Gibson,
Leo Laporte
Secure-wipe best practices, browser identity segregation, bye bye Twitter (X)
Records live every Tuesday at 4:30pm Eastern / 1:30pm Pacific / 21:30 UTC.
- 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
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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.