A roadside bomb killed two policemen in Karam Al-Qawadees in Egypt's North Sinai on Tuesday, Ahram Arabic news website reported.
Suspected militants targeted a passing security vehicle in the area, southwest of Sheikh Zuweid.
A police officer and a conscript were killed in the bombing.
Egypt's army is battling a militant insurgency based in parts of North Sinai. The fighting has resulted in the deaths of hundreds of Egyptian forces and militants.