# Confirmation Challenges

Issue and verify confirmation challenges used to authorise lists of resources.

 - [POST /challenges/otp/{channel}](https://api.weavr.io/products/multi/openapi/confirmation-challenges/multiplescachallenge.md): Starts the verification process for a list of resources in which a one-time password is sent to a device belonging to the logged-in user that was previously enrolled through the `/authentication_facto
 - [POST /challenges/{scaChallengeId}/otp/{channel}/verify](https://api.weavr.io/products/multi/openapi/confirmation-challenges/multiplescaverify.md): Completes the verification process for a list of resources. This endpoint can be used to challenge *Outgoing Wire Transfers* & *Sends*. If the outcome of the verification is successful, the resource i
 - [POST /challenges/push/{channel}](https://api.weavr.io/products/multi/openapi/confirmation-challenges/multiplescachallengepush.md): Starts the verification process for a list of resources in which a push notification is sent to a device belonging to the logged-in user that was previously enrolled through the `/authentication_facto