The document discusses Bluetooth technology, including its history, applications, and security features. Bluetooth was developed in the late 20th century and allows for short-range wireless communication between various devices. It uses radio waves to enable exchange of information within an area of about 30 feet. Bluetooth networks can connect up to 8 devices in a piconet or several piconets in a scatternet. The document outlines Bluetooth authentication and encryption methods, as well as some security weaknesses. It also lists companies that manufacture Bluetooth technology.
11. Bluetooth Authentication CHECK SRES = SRES’ Link key generation K LINK PIN Random # SRES’ SRES ACO’ ACO Encryption key generation SRES’ BD_ADDR B E 1 (SAFER+) BD_ADDR B K LINK AU_RAND E 1 (SAFER+) BD_ADDR B K LINK AU_RAND A (Verifier) B (Claimant) AU_RAND
12. Bluetooth Encryption E 0 BD_ADDR A clock A K C’ K cipher K cipher K cipher data A-B data B-A E 0 BD_ADDR A clock A K’ C’ K’ cipher K’ cipher K’ cipher data A-B data B-A data A B Is everything OK? Yes, BUT... =
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14. Service Providers 1,900 Bluetooth Technology Manufactures IBM Menz Corporation SAN CO SYSTEMS
