Posts Tagged: Eavesdropping

  • Bruce Schneier, English-Italian Translations

    Eavesdropping on Encrypted Compressed Voice

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    Traffic analysis works even through the encryption: The new compression technique, called variable bitrate compression produces different size packets of data for different sounds. That happens because the sampling rate is kept high for long complex sounds like “ow”, but cut down for simple consonants like “c”. This variable method saves on bandwidth, while maintaining… Read more »