Formal Analysis of SET and NSL Protocols Using the Interpretation Functions-Based Method

Table 3

Woo and Lam modified protocol.

𝑝WL=	⟨1,𝐴→𝐵∶𝐴⟩
	⟨2,𝐵→𝐴∶𝑁𝑏⟩
	⟨3,𝐴→𝐵∶{𝑁𝑏,𝑘𝑎𝑏}𝑘𝑎𝑠⟩
	⟨4,𝐵→𝑆∶{𝐴,{𝑁𝑏,𝑘𝑎𝑏}𝑘𝑎𝑠}𝑘𝑏𝑠⟩
	⟨5,𝑆→𝐵∶{𝑁𝑏,𝑘𝑎𝑏}𝐾𝑏𝑠⟩