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Process of Securing an Intranet
Securing an Intranet is not a simple task. Mere installation of firewall hardware and software would not help the Intranet to protect itself. Proper configuration as well as updation from time to time is also as essential. Some firewalls are available in the form of ready-made hardware equipment whereas some are available as customizable program, but some firewalls are sold as features of hardware routers or a combination of both hardware and software.
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