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P2p mobile carriers
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= Table of contents = # Glossary of key terms # How authentication is done in mobile networks # A sketch for a naive protocol #* 3.1. Stage 1 - Carrier authentication via proxy #* 3.2. Stage 2 - Voice encryption setup # Billing access to a buyer # Hiding buyer traffic from the seller # Hiding buyer location details from the VLR #* 6.1. Option 1 - Use someone else as a base station proxy #* 6.2. Option 2 - Reserved #* 6.3. Option 3 - Ignore the VLR for now, weβll figure this out later # Preventing non-delivery of services #* 7.1. Option 1 - Micropayment channels #* 7.2. Option 2 - Double-sided deposits #* 7.3. Option 3 - Secret contracts # Redirecting inbound phone calls # Preventing unintended communications #* 9.1. SMS messages meant for the seller #* 9.2. Calls meant for the seller # Technical requirements for a solution #* 10.1. A look at the Android code #* 10.2. Full U/SIM secrets & authentication routines (OR see backup plans) #** 10.2.1. Ideally full knowledge of authentication routines #* 10.3. Plan B) Authentication oracles #* 10.4. Plan C) Public-key cryptography #* 10.5. Plan D) TLS options #** 10.5.2. 5G NG-MASA #** 10.5.3. Higher level protocol encryption #* 10.6. Plan E) A less naive protocol with location checks #** 10.6.1. Proof-of-location # Carriers banning accounts # Advanced GSM secret contracts #* 12.1. Low-latency service sharing contract #* 12.2. Detecting contract breach by a seller (algorithm) #* 12.3. Detecting contract breach by a seller (fuzzing) #* 12.4. Detecting contract breach by a seller (sanity test) #* 12.5. Detecting contract breach by a buyer #* 12.6. Detecting contract breach by a buyer (continued) #* 12.7. A contract for faster Internet speed #* 12.8. Virtual micro-carriers #* 12.9. Self-routing programs #* 12.10. Credit that never expires # Conclusion # Future work # References # Outro <span id="glossary-of-key-terms"></span>
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