Wednesday, April 24, 2024 | 16:16 WIB

1,3 billion SIM card data in Indonesia believed to be breached


Jakarta, IO – The Home Ministry’s Population and Civil Registration directorate general (Dukcapil) revealed its investigation into the alleged breaches of 1.3 billion prepaid SIM card users registration data.

The data breach is believed to have occurred since 2017 and is now being traded on via by a user named Bjorka. The 87 GB data, uploaded on August 31, contains personal information of 1.3 billion registrants. These include the NIK (citizenship identification numbers), name of the cellular operator, as well as the registration date of the phone number.

The sensitive data was offered at US$50,000 (Rp745 million) to be paid in Ethereum, a cryptocurrency. To prove that the data is genuine, Bjorka provided around two million samples of cellphone numbers from five cellular operators in Indonesia that can be downloaded for free.

Dukcapil director general Zudan Arif Fakrulloh explained that after a scrutiny at the data structure, the data held by the Dukcapil is different from that found at

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“From observations on the system belonging to the Population and Civil Registration Directorate General, there were no suspicious access logs, traffic and access anomalies,” said Zudan, as reported by Kompas, Friday (2/9).

Zudan concluded that the data did not come from Dukcapil. However, he emphasized that the Ministry of Home Affairs would continue to investigate the matter. (rr)


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