<ul> 
<li>Last week's news about evidence of LastPass vault decryption targeting cryptocurrency keys, and the UK's backing down on its encryption monitoring legislation.</li> 
<li>How hardware security modules (HSMs) allow cryptographic operations like code signing without exposing private keys.</li> 
<li>Browser identity segregation using multiple profiles rather than separate browsers.</li> 
<li>Requirements and best practices for securely wiping data from modern solid state drives.</li> 
<li>A countdown clock for the 32-bit UNIX time rollover in the year 2038.</li> 
<li>Steve's plan to move off Twitter and onto email lists for Security Now communication.</li> 
<li>A deep dive into cryptographic hash collisions, using fewer hash bits, and balancing anonymity with statistical meaning.</li></ul> 
Show Notes - <a href="https://www.grc.com/sn/SN-940-Notes.pdf">https://www.grc.com/sn/SN-940-Notes.pdf</a> 
Hosts: <a href="https://twit.tv/people/steve-gibson">Steve Gibson</a> and <a href="https://twit.tv/people/leo-laporte">Leo Laporte</a> 
Download or subscribe to this show at <a href="https://twit.tv/shows/security-now">https://twit.tv/shows/security-now</a>. 
Get episodes ad-free with Club TWiT at <a href="https://twit.tv/clubtwit" rel="payment">https://twit.tv/clubtwit</a> 
You can submit a question to Security Now at the <a href="https://www.grc.com/feedback.htm" target="_blank">GRC Feedback Page</a>. 
For 16kbps versions, transcripts, and notes (including fixes), visit Steve's site: <a href="https://www.grc.com/securitynow.htm" target="_blank">grc.com</a>, also the home of the best disk maintenance and recovery utility ever written <a href="https://www.grc.com/sr/spinrite.htm" target="_blank">Spinrite 6</a>.

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