The x/authenticators module implements a drop-in replacement for the Cosmos SDK’s signature-validation ante handler but introduces much more flexibility by allowing users to attach configurable pieces of code (authenticators) to their accounts that will be used to determine if a transaction can be executed.

Zellic conducted a security assessment for Osmosis Labs from September 25th to October 4th, 2023. During this engagement, Zellic reviewed Osmosis Authentication Abstraction's code for security vulnerabilities, design issues, and general weaknesses in security posture.