On 08/22/2014 09:00 PM, Tony Arcieri wrote: > > Another fun engineering challenge for these sorts of > compressed/encrypted digital voice systems: avoiding information leakage > sidechannels in variable bitrate audio compression: > > https://www.infsec.cs.uni-saarland.de/teaching/WS08/Seminar/reports/yes-we-can.pdf > > tl;dr: use CBR I suppose? Is this device using CBR, and is that > sufficient to mitigate this attack?
They are using Codec2 which is CBR and amazing at working within noisy analog radio links: http://en.wikipedia.org/wiki/Codec2 _______________________________________________ Messaging mailing list [email protected] https://moderncrypto.org/mailman/listinfo/messaging
