IP spoofing means to:
a. fool the target computer and any intervening firewall into believing that messages from the intruder's computer are actually coming from an authorized user inside the organization's network
b. clad or cover the internal processing (IP) lines with insulating material to shield the IP lines from excess heat or radiation
c. illegally tape or listen in on telephone conversations
d. detect and prevent denial-of-service attacks
e. act as an intermediate host computer between the Internet and the rest of the organization's networks
Answer: a. fool the target computer and any intervening firewall into believing that messages from the intruder's computer are actually coming from an authorized user inside the organization's network
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Network Security
- The use of computer analysis techniques to gather evidence for criminal and/or civil trials is known as:
- To snare intruders, many organizations now use _________ techniques.
- A fundamental technique to determine if an intrusion is in progress in a stable network is: a. anomaly detection b. armoring cable c. RSA algorithm d. patching e. scanning a user's fingerprint Answer: a. anomaly detection
- Which of the following is not a type of intrusion prevention system?
- Which of the following is not true about one-time passwords?
- Which of the following is a mode that is used by IPSec?
- IP Security Protocol:
- A __________ is a trusted organization that can vouch for the authenticity of the person or the organization using the authentication.
- __________ provide authentication which can legally prove who sent a message over a network.
- DES:
- A brute force attack against an encryption system:
- A symmetric encryption system has two parts: the key and the ____________.
- Encryption is the process of:
- A way to prevent intrusion by disguising information through algorithms is:
- Spyware, adware and DDOS agents are three types of:
- A security hole is a(n):
- A(n) _________ is a type of application level firewall that is transparent so that no other computer notices that it is on the network.
- A(n) ____________ acts an intermediate host computer or gateway between the Internet and the rest of the organization's networks.
- A(n) ____________ examines the source and destination address of every network packet that passes through it.
- A __________ is a router or special purpose computer that examines packets flowing into and out of a network and restricts access to the organization's network.
- __________ refers to the process of translating between one set of private addresses inside a network and a set of public address outside the network.
- With ANI security control, the network manager:
- The use of a(n) _________ prevents unauthorized intruders from accessing a computer network because the host or server will only permit access via inbound calling from prespecified phone numbers.
- A sniffer program is a: