Tehran official claims person behind attack identified, will be arrested; FM Zarif also says damage to centrifuges will only enable Tehran to install more advanced ones

Top Israeli officials hint at, but do not confirm, Mossad involvement in apparent cyberattack on uranium enrichment facility, which Tehran calls an act of 'nuclear terrorism'

Alleged Israeli cyberattack said to strike serious blow to Iranian atomic program; security cabinet to meet next week to discuss recent exchanges with Tehran

Israeli outlets say blackout at Iran's Natanz plant a likely Israeli cyberattack; Western intelligence sources estimate it shut down entire sections of the facility

State TV provides few details about electrical problem; on Saturday, Rouhani inaugurated cascades of IR-6s and IR-5s at same plant, in open breach of nuclear deal

After meeting with officials in Tehran, IAEA head says watchdog will continue necessary monitoring and verification of Iranian program

Tehran is trying to gain leverage in expected negotiations with the US, experts say; but it's also gradually advancing its nuclear weapons capability: 'We are getting 2030 in 2020'

Separately, Tehran's Atomic Energy Organization spokesman says response to attack must be twofold: increasing uranium production and targeting those responsible

Atomic organization spokesperson says security services now have full knowledge of what happened at Natanz facility in July

Nuclear officials say latest punitive measures against nuclear scientist only increase country's determination to push forward with research