Chapter 11: Secure Network Architecture and Components

Question 1

Telnet Port

Answer 1

23

Question 2

FTP Port

Answer 2

20 and 21

Question 3

TFTP Port

Answer 3

69

Question 4

SMTP Port

Answer 4

25

Question 5

POP3

Answer 5

110

Question 6

IMAP4 Port

Answer 6

143

Question 7

DCHP

Answer 7

67 (server); 68 (client)

Question 8

HTTP Port

Answer 8

80

Question 9

HTTPS Port

Answer 9

443

Question 10

LPD Port

Answer 10

515

Question 11

NFS Port

Answer 11

2049

Question 12

SNMP

Answer 12

161

Question 13

DNS Port

Answer 13

53

Question 14

The primary function of ______ is to provide mutual certificate authentication and encrypted sessions between devices during DNS operations.

Answer 14

DNSSEC

Question 15

______ is the act of falsifying the DNS information used by a client to reach a desired system.

Answer 15

DNS poisoning

Question 16

A _____ can listen in on network traffic for any DNS query or specific DNS queries related to a target site.

Answer 16

rogue DNS server

Question 17

A _____attempts to provide false responses to DNS queries from malware, such as bots, to prevent access to command and control systems.

Answer 17

DNS sinkhole

Question 18

_____ is the malicious action of changing the registration of a domain name without the authorization of the valid owner.

Answer 18

Domain hijacking

Question 19

____ is a practice employed to take advantage of when a user mistypes the domain name or IP address of an intended resource.

Answer 19

Typosquatting

Question 20

These attacks leverage similarities in character sets to register phony international domain names (IDNs) that to the naked eye appear legitimate

Answer 20

homograph attack

Question 21

______ is used to resolve IP addresses (32-bit binary number for logical addressing) into MAC addresses

Answer 21

Address Resolution Protocol (ARP)

Question 22

A ______is a formal assessment of wireless signal strength, quality, and interference using an RF signal detector.

Answer 22

site survey

Question 23

A _____ is a mapping of signal strength measurements over a building’s blueprint.

Answer 23

heat map

Question 24

A _____ portal is an authentication technique that redirects a newly connected client to a web-based portal access control page. The portal page may require the user to input payment information, provide logon credentials, or input an access code.

Answer 24

captive

Question 25

_____ is a DoS attack against a Bluetooth device that can be accomplished through transmission of garbage traffic or signal jamming.

Answer 25

Bluesmacking

Question 26

_____ is Bluetooth-focused network packet capturing.

Answer 26

Bluesniffing

Question 27

______ involves sending unsolicited messages to Bluetooth-capable devices without the permission of the owner/user. These messages may appear on a device’s screen automatically, but many modern devices prompt whether to display or discard such messages.

Answer 27

Bluejacking

Question 28

______ is the unauthorized access of data via a Bluetooth connection.

Answer 28

Bluesnarfing

Question 29

______ grants an attacker remote control over the hardware and software of your devices over a Bluetooth connection.

Answer 29

Bluebugging

Question 30

_____ is someone using a detection tool to look for wireless networking signals, often ones they aren’t authorized to access.

Answer 30

War driving

Question 31

_____ is an attack in which a hacker operates a false access point that will automatically clone, or twin, the identity of an access point based on a client device’s request to connect.

Answer 31

Evil twin

Question 32

_____ attacks attempt to reestablish a communication session by replaying (i.e., retransmitting) captured traffic against a system.

Answer 32

Replay

Question 33

_______ wireless is widely used by SCADA systems to communicate over a distance or geographic space where cables or traditional wireless are ineffective or inappropriate.

Answer 33

Narrow-band

Question 34

_____ is an IoT equipment communications concept that is based on Bluetooth.

Answer 34

Zigbee

Question 35

A ______ network, is a collection of resource services deployed in numerous data centers across the internet in order to provide low latency, high performance, and high availability of the hosted content.

Answer 35

content distribution network (CDN), or content delivery