Security in the trusted area is established by blockingall traffic from less trusted sections of the firewall. This area is typically a privatesection of the network that needs to be protected against malicious hackers andother security threats. The term trusted is used to refer to users and computers that are inan area considered more secure or protected. ![]() ![]() These areas are created to supportservers that need to be accessed from an untrusted area without compromising thetrusted locations. Firewalls with more than twointerfaces can contain areas called DMZs. The PIX firewall always contains trusted and untrusted areas that are used toidentify the types of areas around the firewall. This chapter covers the basicsof the PIX firewall areas that connect to the firewall—the trusted,untrusted, and DMZ. Cisco has designed the PIX series of firewalls to be theprimary devices for performing these functions. ![]() ![]() There are several areas of a network in a secure environment the most commonare the inside, the outside, and the DMZ firewalls that help divide and controltraffic between them. CCSP CSPFA Exam Cram 2 (Exam Cram 642-521)
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