Gateway Security Model

SECIOP

Front End Applet

SECIOP

Kerberos authentication

and authorization

Gatekeeper

delegation

HPCC resources

GSSAPI

GSSAPI

Layer 1: secure Web

Layer 2: secure CORBA

Layer 3: Secure access to resources

Policies defined by resource owners

Can use Public Key Infrastructure but for HPC Modernization

use SecurID and Kerberized Workstation

Globus

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