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Incident Response Stories - Bill Swearingen - PSW #793

Security Weekly Podcast Network (Audio)

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How to Use an 80 Bit Key to Capture a 40 Bit Key

In order to use this attack to capture a 40 bit key, it would take about a month. Most of our key spaces today are larger than 40 40. So now while unlikely, I could still see this being used potentially in the wild. If think about how often people rotate their keys and that varies depending on what the key is and what it's used for.

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