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MultiFactorAssertion interface  |  Firebase JavaScript API reference Skip to main content
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MultiFactorAssertion interface Stay organized with collections Save and categorize content based on your preferences.

The base class for asserting ownership of a second factor.

This is used to facilitate enrollment of a second factor on an existing user or sign-in of a user who already verified the first factor.

Signature:

export interface MultiFactorAssertion 

Properties

Property Type Description
factorId (typeof FactorIdMap)[keyof typeof FactorIdMap] The identifier of the second factor.

MultiFactorAssertion.factorId

The identifier of the second factor.

Signature:

readonly factorId: (typeof FactorIdMap)[keyof typeof FactorIdMap];
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Last updated 2023-04-27 UTC.

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