Annex C: Architecture Taxonomy
application server— Provides application services directly or indirectly for enterprise end users. Services can include work-flow, general office, and security applications.
firewall (stateful)— Stateful packet filtering device that maintains state tables for IP-based protocols. Traffic is only allowed to cross the firewall if it conforms to the access-control filters defined, or if it is part of an already established session in the state table.
host intrusion detection system (HIDS)— HIDS is a software application that monitors activity on an individual host. Monitoring techniques can include validating operating system and application calls, checking log files, file system information and network connections. ...
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