Originally Posted by andrewwm

Of course there is no way to skip it. But if done at the gate, how would the screeners be able to differentiate OP from any other transfer pax? If they ask him if he/she has checked any luggage and if he/she has been in control of his/her possessions at all times, OP can answer yes. They will then let him/her pass. So gate screening will serve as no barrier to OP's plan - it's just a red herring, no need for inserting moral beliefs here.