Vice-President Amado Boudou denounced before judge Daniel Rafecas that his email account has been hacked, sources close to him said.
Facebook that it been the target of a series of attacks by an unidentified hacker group, but it had found no evidence that user data was compromised.
"Those reports are incorrect, of course, and the president is spending the July 4 holiday with his family," Foxnews.com said in statement saying its site had been hacked.
Hackers took control of the AP Twitter account today and sent a false tweet of two explosions in the White House that briefly shook US stock markets.
Venezuela’s acting president Nicolás Maduro’s Twitter account was hacked minutes after polls closed on Election Day, a campaign official said.
FIFA President Sepp Blatter's Twitter account was hacked today with a series of bizarre tweets saying he was stepping down and was involved in corruption.