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PGPfone

PGPfone was a secure voice telephony system developed by Philip Zimmermann in 1995. The PGPfone protocol had little in common with Zimmermann's… 
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Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2018
2018
. Establishing secure voice, video and text over Internet (VoIP) communications is a crucial task necessary to prevent… 
Review
2000
Review
2000
This overview describes the current state of theart on securing real-time audio transmission over the Internet. The focus is on…