To deceive others by carrying out a visible action to conceal one's true, secret activities or intentions.

他们明修栈道，暗渡陈仓，名义上是谈合作，暗地里却在窃取对方的客户资料。

A historical tactic involving a public diversion to mask a secret troop movement, specifically referring to Liu Bang's campaign in 206 BC.

韩信采用明修栈道，暗渡陈仓的策略，成功攻占了关中。