# Retos

Puedes practicar conceptos de seguridad y auditoría con estas dos series de retos:

[Ethernaut ](https://ethernaut.openzeppelin.com)-  Una gran herramienta desarrollada por Open Zeppelin para identificar vulnerabilidades en smart contracts.

[Damn Vulnerable DeFi](https://www.damnvulnerabledefi.xyz) - Una serie de retos creada por The Red Guild para aprender de seguridad en contratos inteligentes.


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