Talks·24 min
Lukas Arnold
Examines Apple's in-house C1 baseband, its firmware structure and security design, plus tooling for tracking carrier profile changes.
reverse-engineeringdevicemobile+2
DEF CON 34 talks are here: 354 talks, summarized and searchable.
Browse DEF CON 342 talks in the archive.
1–2 of 2 talks
Talks·24 min
Lukas Arnold
Examines Apple's in-house C1 baseband, its firmware structure and security design, plus tooling for tracking carrier profile changes.
Talks·39 min
Lukas Arnold
Shows how iPhone baseband traffic can be decoded and used to flag suspicious cell towers with the CellGuard app.