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How Hackers Breach Accounts in Six Banks

Monday, November 24, 2025

A hacker syndicate robbed Rp800 billion from eight banks. Authorities suspect they exploited flaws in the BI-Fast system.

arsip tempo : 177077990543.

A customer makes inter-bank transfers using the BI-Fast system in Jakarta, November 21, 2025. Tempo/Charisma Adristy. tempo : 177077990543.

NOT many people knew, at first, about the heist at Bank Jakarta, formerly Bank DKI. The case only surfaced after Brig. Gen. Himawan Bayu Aji, Director of Cybercrime at the National Police’s Criminal Investigation Department (Bareskrim), revealed that investigators had named six suspects. “Some have been charged and others are still under investigation,” he said in Jakarta on Tuesday, November 4, 2025.

A law enforcement off

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Febriyan

Mohammad Khory Alfarizi, Lani Diana, Oyuk Ivani Siagian,, Ade Ridwan Yandwiputra, and Nurhadi (Surabaya) contributed to the writing of this article.

Bank Indonesia Fraud Bank DKI Attorney General's Office National Police Hacker BI Fast Cybersecurity bank fraud
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