- Ripping off, where you lie to your clients.
- Market rigging, where you lie to the central administration of Libor or forex.
- Risking, where you lie to yourself about the risks you are taking or lie to your superior and then the regulator.
- Rogue trading, where somebody hides their losses for a long time.
- Credit agencies being paid by the banks whose credit they rate.
- Accountancy firms taking consultancy contracts with banks whose accounts they audit.
- Leveraging, borrowing money from another bank to invest in shares or some financial asset.
- Government borrowing money from banks to pay banks for savings they have lost in bad investments, which has encouraged bad investments.
- The rotating door between regulatory authorities and banks, where people regulate banks with an eye on working for the bank at a later date.