authentication

OSPF Basic OSPF supports adjacency authentication to protect control plane E.g. prevent against routing injection attack Every OSPF packet header includes authentication information I.e. Hello, LSU, LSR, etc. Authentication does not mean encryption OSPFv2 payload is still clear text OSPFv3 supports IPsec encryption Types of authentication (3) Type 0 – Null Type 1 – Simple… read more »