Arm Ltd Huawei Technologies France S.A.S.U. Huawei Technologies France S.A.S.U. Fraunhofer SIT IETF RATS Architecture, defines the key role of a Verifier. In a complex system, this role needs to be performed by multiple Verfiers coordinating together to assess the full trustworthiness of an Attester. This document focuses on various topological patterns for a multiple Verifier system. Discussion Venues This note is to be removed before publishing as an RFC. Source for this draft and an issue tracker can be found at https://github.com/ietf-rats/draft-deshpande-multi-verifier.