Learn more by checking out these great sites.
An Introduction to Cellular Security
This course is intended to demonstrate the core concepts of cellular network security. Although the course discusses GSM, UMTS, and LTE - it is heavily focused on LTE. The course first introduces important cellular concepts and then follows the evolution of GSM to LTE.Visit Website
LTE Security: Facts & Fictions
BSidesCLT 2014: Presentation by Joshua Franklin on the security protocols of LTE standards and how their implementation may not be as secure as carriers claim.Visit Website