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Solaris 8 Security by Edgar Danielyan

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Securing X Windows (X11)

One of the best ways to secure X Windows sessions and traffic is to use IPsec. That way, everything traveling back and forth between the X servers and clients will be encrypted and authenticated without much hassle and intervention. X Windows has two security mechanisms: the access control and authorization protocols.

X Windows Access Control

In Solaris 8, X Windows has two available access control methods—user-based access control and host-based access control.

Host-based access control is older and is the traditional access control method used in X Windows. Clients are allowed or denied access on the basis of their host name or IP address. This gives a kind of “all or nothing” security model that does not distinguish ...

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