Practical SM2-Based Multisignature Scheme with Applications to Vehicular Networks

Table 1

SM2 signature algorithm.

For user , it generates	To sign message , computes	To verify with ,
:	1.	1. If ,
:	2.	Return REJECT
: public hash bits of user	3.	2.
’s information including	4. ;	3.
	If or , go to Step 2	If , return REJECT
	5. ;	4.
	If , go to Step 2	5. If ,
	6. Return signature	Return REJECT
		Else
		Return ACCEPT