The Times of Israel reports: Iran launched a cyber-attack targeting Israeli army generals, human rights activists in the Persian Gulf and scientists, an Israeli cyber-security firm said Thursday.

Gil Shwed, CEO of Check Point Software Technologies, said the attack began two months ago and was directed at some 1,600 people worldwide. They received email messages aimed at sending spyware into their computers, Shwed told Israel Radio.

More than a quarter of the recipients opened the emails and thus unknowingly downloaded spyware, allowing the hackers to steal information from their hard drives.

Over the last two years, Israel has been targeted by a number of cyber-attacks. Officials say hackers affiliated with Hezbollah and the Iranian government were behind some of the infiltration attempts.

Read more at the Times of Israel