Cellular supplier MTN says cyberattack compromised buyer information

African cell big MTN Group introduced {that a} cybersecurity incident has compromised the non-public data of a few of its subscribers in sure international locations.

MTN Group (previously M-Cell) is Africa’s largest cell community operator, with a powerful Asian market presence. The corporate has almost 300 million subscribers throughout 20 international locations and an annual income surpassing $11 billion.

The telecom big famous that its community and billing techniques weren’t impacted by the assault, although an investigation to find out the precise scope and impression is ongoing.

“MTN Group want to inform stakeholders that it has skilled a cybersecurity incident that resulted in unauthorised entry to private data of some MTN prospects in sure markets,” reads the announcement.

“Our core community, billing techniques, and monetary providers infrastructure stay safe and totally operational.”

Nevertheless, MTN says that an ‘unknown third-party’ claims to have accessed information from the corporate.

Concerning these claims, the telecom agency notes that its investigation hasn’t confirmed a compromise to buyer wallets and accounts, so it is unclear precisely what has been uncovered.

MTN says it has knowledgeable the South African Police and its nation’s related regulatory and information safety authorities to assist its investigations. Affected prospects will even be notified quickly.

In the meantime, MTN advises prospects to comply with these measures to guard themselves from assaults:

• Place a fraud alert in your credit score report by way of any main credit score bureau.
• Hold MTN, MoMo, and banking apps/units up to date.
• Use sturdy, distinctive passwords and alter them recurrently.
• Keep away from clicking on suspicious or surprising messages/hyperlinks.
• By no means share passwords, PINs, or OTPs by way of cellphone, textual content, or e-mail.
• Allow multifactor authentication wherever attainable.

On the time of writing, no ransomware actors have claimed duty for an assault at MTN.

BleepingComputer has contacted the African telecommunication providers supplier to ask which markets had been impacted, however we’re nonetheless ready for a response.