# What is best strategy to multiple turn prisoners dilemma, when your opponents actions are hidden?

Best strategy for multiple turn prisoners dilemma is called tit for tat you start with cooperation and then repeat your opponents answer from previous turn.

Is there a strategy when your opponents answer is unknown, or opponents answer is hidden for some turns?

Should one just go defect all the time like in single game scenario, or is there something more clever?

What is best strategy to multiple turn prisoners dilemma, when your opponents actions are hidden?