(REUTERS) — Even in Israel, renowned for its aviation security, a carry-on electronics ban on flights to the United States and Britain from parts of the Middle East and North Africa had a former airport security chief shaking his head on Wednesday.

“I don’t quite understand the decision,” said Pini Schiff, former head of security at Tel Aviv’s Ben-Gurion airport, pointing to security gaps in the new rules that anyone aiming to smuggle explosives on to a commercial airliner might exploit.

Under the regulations announced on Tuesday, electronic devices larger than cellphones are banned from the passenger cabins of planes flying directly from at least 10 airports in 10 Muslim-majority nations.

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