FiltersDone

Question type

Essay

Multiple Choice

Short Answer

True False

Matching

Exam 6: Security Technology: Access Controls, Firewalls, and VPNS

Show Answer

Share

---

All types

Filters

Study FlashcardsPractice ExamLearn

Question 1

True/False

Review LaterAdd Note

Review Later

It is important that e-mail traffic reach your e-mail server and only your e-mail server.

A) True
B) False

Correct Answer

verified

Show Answer

Question 2

True/False

Review LaterAdd Note

Review Later

Port Address Translation assigns non-routing local addresses to computer systems in the local area network and uses ISP-assigned addresses to communicate with the Internet on a one-to-one basis. _________________________

A) True
B) False

Correct Answer

verified

Show Answer

Question 3

Multiple Choice

Review LaterAdd Note

The restrictions most commonly implemented in packet-filtering firewalls are based on __________.

__________ filtering requires that the firewall's filtering rules for allowing and denying packets are developed and installed with the firewall.

__________ and TACACS are systems that authenticate the credentials of users who are trying to access an organization's network via a dial-up connection.

A(n) ____________________ filter is a software filter-technically not a firewall-that allows administrators to restrict access to content from within a network.

The ____________________ Access Controller Access Control System contains a centralized database, and it validates the user's credentials at the TACACS server.

In order to keep the Web server inside the internal network, direct all HTTP requests to the internal filtering firewall and configure the internal filtering router/firewall to allow only that device to access the internal Web server. _________________________

Kerberos uses asymmetric key encryption to validate an individual user to various network resources. _________________________

Traceroute, formally known as an ICMP Echo request, is used by internal systems administrators to ensure that clients and servers can communicate. _________________________

One of the biggest challenges in the use of the trusted computer base (TCB) is the existence of explicit channels. _________________________

Content filters are often called ____________________ firewalls.

List and describe the interacting services of the Kerberos system.

​Task-based controls are associated with the assigned role a user performs in an organization, such as a position or temporary assignment like project manager.

The filtering component of a content filter is like a set of firewall rules for Web sites, and is common in residential content filters. _________________________

The architecture of a(n) ____________________ firewall provides a DMZ.

The ____________________ describes the number of legitimate users who are denied access because of a failure in the biometric device. This failure is known as a Type I error.

Internet connections via dial-up lines are regaining popularity due to recent technological developments.

The RADIUS system decentralizes the responsibility for authenticating each user by validating the user's credentials on the NAS server.

Some firewalls can filter packets by protocol name.