S2 Ep30: Let’s Encrypt, ULTRASOUND attacks, backups for ransom – Naked Security Podcast

Naked Security podcast

This week we talk about why Let’s Encrypt might have to celebrate its billionth certificate twice, wonder if James Bond could hack Siri with ultrasound, and make backups surprisingly interesting.

I’m joined by Sophos experts Greg ‘Fido’ Iddon and Peter Mackenzie.


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