Banking & Technical Glossary

• Double-Entry Bookkeeping: An accounting system where every transaction requires both a debit and a credit entry.
• General Ledger: The complete record of all financial transactions across an institution's lifetime.
• IDOR: Insecure Direct Object Reference, a vulnerability where an attacker accesses unauthorized data by manipulating an identifier.
• ACID: Atomicity, Consistency, Isolation, Durability; database transaction properties guaranteeing valid data.
• TTL Index: Time-To-Live index in MongoDB that automatically removes expired documents after a set duration.