LIP-PA: A Logistics Information Privacy Protection Scheme with Position and Attribute-Based Access Control on Mobile Devices

Algorithm 6

Reception of parcel.

Input: ciphertext

Output: delivery result

1: courier executes:

2:

3:

4: send to receiver

5: send to administrator

6: receiver executes:

7:

8:

9: if    then

10:  

11:  send to courier

12:  courier executes:

13:  

14:  if    then

15:  receiver executes:

16:  

17:  send to administrator

18:  administrator executes:

19:  

20:  

21:  

22:  if    then

23:  delivery result Success

24:  end if

25:  else

26:  delivery result Receiver Wrong

27:  end if

28: else

29:  delivery result Parcel Wrong

30: end if

31: return delivery result