Linux-IT: Enhancing System Security With TCP WrapperMay 01, 1999, 18:24 (0 Talkback[s])
(Other stories by Paul Dunne)
"This article looks at how TCP Wrappers can be used to enhance the security of a networked system..."
"The idea of the package is to provide "wrapper" daemons that can be installed without any changes to existing software. Most TCP/IP applications depend on the client-server model--that is, when a connection is requested by a client, a server process is started on the host to deal with it. TCP Wrappers works by interposing an additional layer, or wrapper, between client and server..."
"The core idea behind TCP Wrappers is that of an access-control policy... Access can be controlled per host, per service, or in combinations thereof..."
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