A customer is concerned about the security of their network. They need to understand the OSPF authentication options when accepting route updates in OSPF. Currently, their Virtual Service Platform…

A customer is concerned about the security of their network. They need to understand the OSPF authentication options when accepting route updates in OSPF. Currently, their Virtual Service Platform (VSP) 9000 is configured to require no authentication when receiving the OSPF updates. Which two supported authentication types would provide security on the VSP 9000 for OSPF updates? (Choose two.)