Hana Bank plans to adopt an artificial intelligence (AI) system to monitor signs of financial irregularities, including fraud and embezzlement, the lender said Tuesday. The system came amid criticism over internal control failures, as illustrated by over 7.4 billion won ($5.5 million) in improperly granted loans from 2021 and 2023. A Hana employee approved the loans for operation funds and management to corporate borrowers for bribes. The case w…