Occupied Jerusalem, ALRAY -  The international hacking group Anonymous and other groups of hackers, attacked last night hundreds of Israeli occupation websites.

They declared Monday a day of cyber attacks on Israel, calling the event 'OpIsrael '.

The hackers said, “we penetrated 2064 e-mails and governmental telephones in addition to 43,000 routers and modems.”

About seven Israeli websites were brought down  in the first hours of the electronic attack including a sensitive website of the occupation’s naval forces, weather websites and the website of the Israeli military ministry, they demonstrated.

Hackers also broke into Haaretz newspaper website for a short time. They also could disable the website of the Civil Aviation Authority of Israel.

Israeli sources said that the hackers targeted the military and security websites.

The security apparatus of the Israeli occupation issued Friday instructions to all ministries warning of opening the foreign e-mails until next Thursday to frustrate any cyber-attack.