A CAN-Bus Lightweight Authentication Scheme

. 2021 Oct 25;21(21):7069. doi: 10.3390/s21217069

Algorithm 11:

J o i n_T a k e K e y

: The new device obtains the group key and time counter.

Input:

P a c k e t_{2}

P a c k e t_{3}

S_{n e w}^{i}

, n
Output:

s k^{i}

{T C}_{n e w}^{i}

S_{g}

MAC1 =

M G (S_{n e w}^{i} ∥ n ∥ P a c k e t_{2} . d a t a)

;