1(* Author: Lawrence C Paulson, Cambridge University Computer Laboratory
2 Copyright 1996 University of Cambridge
3*)
4
5section \<open>Blanqui's "guard" concept: protocol-independent secrecy\<close>
6
7theory Auth_Guard_Shared
8imports
9 Guard_OtwayRees
10 Guard_Yahalom
11begin
12
13end
14