use "3GPP‑Page" to get the Word version
use "ETSI‑search" to get the PDF version
the ToC, based on the last 3GPP Word version, is reproduced for a better overview
This TS specifies the security architecture, i.e., the security features and the security mechanisms for the EPS and the EPC, and the security procedures performed within the EPS including the EPC and the E‑UTRAN.
