This is the CIA and MI6 way of saying... "If you publish information about how Israel routinely blackmails celebrities and politicians... or Israel's involvement in 9-11 "terrorist attack", you will never see daylight again.
Otherwise, why would CIA and MI6 care if Israeli data systems were hacked? It's because the data breach may expose both agencies.
This is the CIA and MI6 way of saying... "If you publish information about how Israel routinely blackmails celebrities and politicians... or Israel's involvement in 9-11 "terrorist attack", you will never see daylight again.
Otherwise, why would CIA and MI6 care if Israeli data systems were hacked? It's because the data breach may expose both agencies.