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

Table 17

SET analysis: role of 𝐶.

𝛼	𝑟	⌜𝛼⌝	𝖥SET(𝛼,𝑟^+)	𝖥SET(𝛼,𝑟^−)	𝖥SET(𝛼,𝑟^+)⊆⌜𝛼⌝∪𝖥SET(𝛼,𝑟^−)
𝑁^𝑖𝑐	𝒞^1𝐺	⟂	⟂	⊤	Yes
𝑁^𝑖𝑐	𝒞^2𝐺	⟂	⟂	⊤	Yes
𝑋1	𝒞^2𝐺	𝜏𝑋1	⟂	⟂	Yes
𝑋2	𝒞^2𝐺	𝜏𝑋2	⟂	⟂	Yes
PurchAmt	𝒞^2𝐺	⟂	{𝐶,𝐺}∪𝜏𝑋1	⊤	Yes
MerID	𝒞^2𝐺	⟂	⟂	⊤	Yes
CardSecret	𝒞^2𝐺	{𝐶,𝐺}	{𝐶,𝑀,𝐺}∪𝜏𝑋1	⊤	No
PAN	𝒞^2𝐺	{𝐶,𝐺}	{𝐶,𝑀,𝐺}∪𝜏𝑋1	⊤	No
PANSecret	𝒞^2𝐺	{𝐶,𝐺}	{𝐶,𝑀,𝐺}∪𝜏𝑋1	⊤	No