A non-exhaustive list of topics to be covered includes:
- VoIP protocol basics
- VoIP traffic analysis
- SIP + RTP
- SIP over TLS + RTP
- SIP + SRTP
- SIP over TLS + SRTP
- VoIP traffic types
- Voicemail
- Two callers
- Conference call
- SIP messaging
- DTMF
- VoIP call decryption
- Challenges and Limitations
- Existing tools
- Custom Wireshark plugin
- VoIP REGISTER message analysis
- Capture and hash extraction
- Cracking the password
- VoIP Home Lab setup