public static boolean weakBBVerify ( ECP2 pk , ECP sig , BIG m ) { ECP2 p = new ECP2 ( ) ; p . copy ( pk ) ; p . add ( IdemixUtils . genG2 . mul ( m ) ) ; p . affine ( ) ; return PAIR . fexp ( PAIR . ate ( p , sig ) ) . equals ( IdemixUtils . genGT ) ; }
Verify a WBB signature for a certain message