How do I root my Samsung Galaxy S5?

[AC Question]

how do I root my samsung galaxy s5?

Hello,
I would like to root my samsung galaxy s5 without tripping knox I have verizon, but towlroot won't work I looked into kingo but I'm not sure if it will trip knox I have SM-900V andriod version 4.4.2 build number KTU84P.G900VVRU1ANI2 and the newest verizon update

Could anyone tell me a root application that won't trip knox on my phone?

Thanks,