Pakistan won the first match by 66 runs in Abu Dhabi Wednesday
Pakistan upstaged Australia by 11 runs in the second Twenty20 international in Dubai to take an unassailable 2-0 lead in the three-match series Friday.
Babar Azam (45) and Mohammad Hafeez (40) lifted Pakistan to 147/6 in their 20 overs before restricting Australia to 136/8 in 20 overs.
For Australia Glenn Maxwell top scored with 52.
Earlier, Babar hit a 44-ball 45 with three boundaries while Hafeez scored a quick 34-ball 40 with two sixes and three boundaries.
For Australia Nathan Coulter-Nile finished with 3/18 while Billay Stanlake took 2/36.
Pakistan won the first match by 66 runs in Abu Dhabi Wednesday. The third and final match is also in Dubai Sunday.
Australia 136/8 (Maxwell 52, Coulter-Nile 27) lost to Pakistan 147/6 (Babar 45, Hafeez 40) by 11 runs