Spot Me if You Can: Uncovering Spoken Phrases in Encrypted VoIP Conversations.
Charles V. WrightLucas BallardScott E. CoullFabian MonroseGerald M. MassonPublished in: IEEE Symposium on Security and Privacy (2008)
Keyphrases
- conversational speech
- speech recognition
- automatic speech recognition
- natural language
- keywords
- packet loss
- network architecture
- language understanding
- spoken language
- multi party
- quality of service
- ip networks
- broadcast news
- content analysis
- heuristic rules
- index terms
- spoken words
- neural network
- encryption decryption
- spoken documents
- prepositional phrase
- spoken dialogue
- spontaneous speech
- encryption scheme
- chaotic sequence
- spot detection
- hidden markov models
- pattern recognition
- real time
- high dimensional data streams