[
  {
    "enc_policy_no": "EP-0101",
    "db_id": "CUSTDB",
    "table_name": "TB_ACCT_HIST",
    "column_name": "ACCT_NO",
    "algorithm": "AES-256",
    "key_id": "K-2024-01",
    "applied_at": "2026-09-12T21:00:00+09:00"
  },
  {
    "enc_policy_no": "EP-0102",
    "db_id": "LOANDB",
    "table_name": "TB_LOAN_APPL",
    "column_name": "PASSPORT_NO",
    "algorithm": "ARIA-256",
    "key_id": "K-2023-07",
    "applied_at": "2025-03-10T22:00:00+09:00"
  },
  {
    "enc_policy_no": "EP-0103",
    "db_id": "CARDDB",
    "table_name": "TB_MEMBER",
    "column_name": "MEMBER_RRN",
    "algorithm": "SHA-1",
    "key_id": "K-2024-02",
    "applied_at": "2024-06-01T23:00:00+09:00"
  },
  {
    "enc_policy_no": "EP-0104",
    "db_id": "LOANDB",
    "table_name": "TB_LOAN_APPL",
    "column_name": "RRN_NO",
    "algorithm": "ARIA-256",
    "key_id": "K-2025-08",
    "applied_at": "2025-08-20T22:30:00+09:00"
  },
  {
    "enc_policy_no": "EP-0105",
    "db_id": "LOANDB",
    "table_name": "TB_GUARANTOR",
    "column_name": "RRN_NO",
    "algorithm": "SEED",
    "key_id": "K-2025-05",
    "applied_at": "2025-05-14T22:00:00+09:00"
  },
  {
    "enc_policy_no": "EP-0106",
    "db_id": "CARDDB",
    "table_name": "TB_CARD",
    "column_name": "CARD_NO",
    "algorithm": "AES-256",
    "key_id": "K-2026-02",
    "applied_at": "2026-09-28T22:00:00+09:00"
  },
  {
    "enc_policy_no": "EP-0107",
    "db_id": "CARDDB",
    "table_name": "TB_CARD_HIST",
    "column_name": "CARD_NO",
    "algorithm": "3DES",
    "key_id": "K-2022-11",
    "applied_at": "2022-11-20T22:00:00+09:00"
  },
  {
    "enc_policy_no": "EP-0108",
    "db_id": "CARDDB",
    "table_name": "TB_MEMBER",
    "column_name": "PASSPORT_NO",
    "algorithm": "ARIA-256",
    "key_id": "K-2021-04",
    "applied_at": "2021-04-08T22:00:00+09:00"
  },
  {
    "enc_policy_no": "EP-0109",
    "db_id": "CUSTDB",
    "table_name": "TB_CUST_INFO",
    "column_name": "DRV_LIC_NO",
    "algorithm": "AES-256",
    "key_id": "K-2024-01",
    "applied_at": "2026-09-20T21:00:00+09:00"
  },
  {
    "enc_policy_no": "EP-0110",
    "db_id": "CUSTDB",
    "table_name": "TB_CUST_INFO",
    "column_name": "FRGN_REG_NO",
    "algorithm": "ARIA-256",
    "key_id": "K-2025-10",
    "applied_at": "2025-11-03T22:00:00+09:00"
  }
]