Security Now

May 20th 2014

Security Now 456

Harvesting Entropy

Mozilla & Firefox supporting DRM, bypassing 2-factor authentication, Windows 8 banned in China, harvesting entropy, and more.
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Hosts: Steve Gibson with Leo Laporte Steve and Leo examine the practical size of randomness and the challenge of collecting Entropy in a client that may not have any built-in support for providing it, and may also be surrounded by active attackers. Download or subscribe to this show at We invite you to read, add to, and amend our show notes. 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:, also the home of the best disk maintenance and recovery utility ever written Spinrite 6. Bandwidth for Security Now is provided by Cachefly. Running time: 2:14:54