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Overcollateralization in DeFi

Overcollateralization means a borrower posts collateral worth more than the amount borrowed.

How it works

The extra value gives a protocol room to liquidate collateral if prices move adversely. Required ratios vary by asset and protocol.

What to check

Check the initial and liquidation collateral ratios, oracle source and liquidation penalty. Volatile collateral generally needs a larger buffer.

  • Know liquidation threshold
  • Track collateral volatility
  • Understand liquidation penalty

Limits and risks

A position can become liquidatable quickly during sharp market moves. Adding more collateral reduces liquidation risk but increases the capital exposed to the protocol.

Primary sources

Bitcoin Developer Reference↗Ethereum developer documentation↗FATF: Virtual Assets↗

General information only. Investment products can lose value, and terms, fees and regulation can change.