A hacker seized the IT system of the Spanish city of Jerez de la Frontera located in the south of the country and requires bitcoin ransom to unlock, local officials said today, Friday.
The cyberattack, which has caused service disruptions through its website city, began Tuesday night, a spokesman for the municipality told AFP.
The hacker behind the attack is demanding ransom in bitcoin to restore the computer system, he added, without saying how much is being sought.
The Ministry of Interior Spain has sent three computer experts to the town of Jerez de la Frontera, a city of about 212.000 residents, to help the municipality resolve attacks on cyberspace, city authorities said.
The mayor of the Socialist Party, Mamem Sanchez, said the municipality's website would only be operational when it was "100% safe".