Israel’s cyber defence chief reveals concerns over increase in Iranian cyberattacks After suspected Iranian hackers claimed a string of recent attacks on Israeli security cameras, Israel’s cyber defence chief told CNN he is “very concerned” that Iran could escalate its long-running covert battle with Israel in cyberspace with more serious attacks on infrastructure as the war between Israel and Hamas shows no sign of ending. “They know that they can act there more freely than in the physical space,” said Gaby Portnoy, the head of the Israel National Cyber...