What is a Jump Server? (Bastion Host)

Visit http://brilliant.org/PowerCert/ for a free 30 day trial and a 20% discount on the annual premium subscription A jump server (jump box, bastion host) is a server that allows you to securely access other servers or networks in a more limited security zone. It operates as a gateway, letting you access servers in a private network while keeping them safe from direct access from the outside.