blog.ssek.com/index.php/2017/10/bank-secrecy-and-data-protection-in-indonesia/
Update:
oneasia.legal/en/6121
Indonesia: Recent developments and key insights on bank secrecy – Baker McKenzie InsightPlus
Data Protection & Banking Confidentiality in Indonesia: Implications of POJK 44/2024 for the Banking Industry and Affiliated Parties