A significant electrical energy provider in South Africa’s largest metropolis has suffered a ransomware assault, leaving some residents with out energy.
Metropolis Energy revealed on Thursday that its IT techniques had been shut down.
“It has encrypted all our databases, functions and community,” the company tweeted, referring to the virus.
Metropolis Energy’s web site stays offline and residents have reported issues through social media with their electrical energy provides.
The ransomware assault initially affected clients’ potential to purchase pre-paid electrical energy and in addition hampered the agency’s efforts to answer localised blackouts.
A spokesman for Metropolis Energy instructed the BBC that greater than 1 / 4 of 1,000,000 individuals might need been affected.
“These are the individuals on pre-paid system[s] and would at any given day purchase electrical energy,” he mentioned.
“These individuals weren’t capable of entry the system.”
Ransomware is a sort of malware that infects computer systems and encrypts or locks information and techniques.
Attackers say they may restore entry as soon as a fee is made – however there isn’t any assure that they may accomplish that.
The Metropolis of Johannesburg, which owns the electrical energy firm, mentioned that almost all IT techniques had now been restored.
Nonetheless, metropolis officers acknowledged that there have been nonetheless issues and mentioned clients might log faults on an alternative website.
“Clients mustn’t panic as none of their particulars had been compromised,” learn a tweet posted by the city’s official Twitter account.
“We apologise for the inconvenience brought on to the individuals of the Metropolis of Joburg.”