Indonesian Police Arrest Alleged Hacker in Major Data Breach
Jakarta – The Indonesian police have apprehended a 22-year-old individual, known by his initials WFT, who allegedly operated as a hacker under the pseudonym “Bjorka.” He is facing charges related to a significant data breach affecting approximately 4.9 million bank customers, with reports indicating that he sought to sell this information on the dark web.
Details of the Arrest
WFT was taken into custody in late September at his residence in Kakas Barat, Minahasa, North Sulawesi, after a thorough six-month cybercrime investigation led by Jakarta Metro Police. Herman Edo, the head of the Cybercrime Division, confirmed the arrest on Thursday, revealing that the suspect confessed to accessing highly sensitive bank information and had plans to exploit it for financial gain.
“We tracked the suspect’s digital activities, which included participation in illicit forums and a noticeable data transaction history,” Edo remarked. “A tip-off from the bank was pivotal in directing us to his whereabouts.”
Multiple Online Aliases
During the police interrogation, WFT acknowledged using several online identities since 2020, including names like Bjorka, Skywave, Shint Hunter, and Opossite 6890. These aliases were reportedly employed to navigate various dark web platforms where he traded stolen data.
Further investigations revealed that he also claimed possession of sensitive information from a health sector firm and other organizations throughout Indonesia. The suspect confessed to engaging in dark web transactions, primarily facilitated through cryptocurrency, complicating the tracing of his financial activities.
Ongoing Investigations
Authorities are currently working to ascertain the full extent of the compromised data, including identifying the number of affected individuals and the financial trail stemming from these illicit operations. The ramifications of this breach highlight the growing threat of cybercrime in Indonesia, where the frequency of such incidents appears to be increasing.
Revisiting the ‘Bjorka’ Legacy
The recent arrest has brought to mind a notable cyber scandal from three years ago, which saw a hacker using the “Bjorka” alias leaking sensitive personal data of high-profile Indonesian officials. This previous incident included the disclosure of personal information pertaining to prominent figures such as former Communications Minister Johnny Plate and Senior Minister Luhut Binsar Pandjaitan.
The leaked documents encompassed phone numbers, national ID numbers, and vaccination records related to Covid-19. Notably, one of Bjorka’s claims involved breaching communications sent to then-President Joko Widodo, allegedly accessing intelligence documents from 2019 to 2021.
At this moment, police have not confirmed whether the individual arrested is the same “Bjorka” responsible for the previous disclosures, leaving some questions unanswered in the realm of cyber safety and governance.
Conclusion
This incident underscores the heightened challenges facing national cybersecurity and the importance of vigilance against data breaches. As law enforcement continues its investigation, the broader implications for data protection laws and regulations in Indonesia remain an essential focal point for ensuring the safety of personal and sensitive information in the digital age.


