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by hcs
297 days ago
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Compression + encryption can be dangerous if the compression rate is exposed somehow (between messages or within packets of a message). > we show that it is possible to identify the phrases spoken within
encrypted VoIP calls when the audio is encoded using variable bit rate codecs https://crypto.stackexchange.com/a/2188 See also https://breachattack.com/ when the plaintext is partially attacker-controlled. |
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