There is no reason why other well educated countries could being doing the same thing, but with the Israeli's, nothing is off the table. If a company in Israeli learns how to hack WhatsApp, that is seen as an advantage for the Israeli government. If an American company learns how to hack WhatsApp, they bound by ethics to let WhatsApp know and make sure the issue is fixed. Israeli culture thinks that is crazy to do that because they can use the flaw against their enemies.