When performing node security on a router, all of the following are important concerns, except:
A. Blocking all directed IP broadcasts
B. Disabling echo, chargen, discard, and daytime
C. Watching for MAC spoofing
D. Dropping RFC 1918 addressed packets from the Internet
E. Enabling a warning banner for all attempted connections
Answer: C
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Firewalls
- All of the following avenues of accessing a firewall's management interface should be limited, restricted, or disabled except:
- The most important configuration element related to a firewall's management interface is:
- What is the name of a single device that is based on a firewall but that has been expanded and improved to perform a wide variety of services, such as filtering, IPS, antivirus scanning, anti-spam filtering, VPN endpoint hosting, content filtering, load-balancing, and detailed logging?
- What is the primary factor used to distinguish a great firewall enhancement from a marketing gimmick used to drive up sales?
- What form of encryption allows a firewall to filter based on the original source and destination address?
- When a firewall is able to process packets, filter malicious code, and transmit authorized communications onward to their destination without introducing latency or lag, this is known as operating at
- Which of the following limitations or potential weaknesses of a firewall cannot be fixed or corrected with the application of an update or patch?
- The performance of what type of communication session can be improved using caching on a firewall?
- Which of the following is not related to improving or maintaining the performance of a firewall?
- Which of the following is not a limitation or potential weakness of a firewall?
- What is the biggest issue or problem with an IDS?
- Which of the following is an event found in a firewall log file that is a symptom of a rogue host operating within the private network?
- All of the following events appearing in a firewall log warrant investigation by an administrator except:
- Which of the following is a highly recommended method or technique for keeping firewall logs secure and uncorrupted?
- You can use firewall logging to perform all of the following activities except:
- When an organization first deploys a firewall and chooses to begin logging activity, what should you include in the log file?
- What mechanism allows a firewall to hand off authentication to a dedicated service hosted on a different system?
- The default-deny rule appears where in the rule set?
- Which of the following is a default-deny rule?
- Which of the following is a firewall rule that prevents internal users from accessing public FTP sites?
- What is the primary purpose of a post-mortem assessment review?
- The purpose of a post-mortem assessment review is to learn from mistakes, improve the process in future events, and avoid a recurrence of the same mistakes. True or False
- What is the key factor that determines how valuable and relevant a vulnerability assessment's report is?
- Vulnerability scanning focuses on mitigating known exploitable weaknesses or vulnerabilities in deployed systems. True or False?
- Which of the following is not typically considered a form of network security assessment in terms of how well existing security stands up to current threats?
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.
- IP spoofing means to:
- 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:
VPNs
- All of the following avenues of accessing a firewall's management interface should be limited, restricted, or disabled except:
- The most important configuration element related to a firewall's management interface is:
- What is the name of a single device that is based on a firewall but that has been expanded and improved to perform a wide variety of services, such as filtering, IPS, antivirus scanning, anti-spam filtering, VPN endpoint hosting, content filtering, load-balancing, and detailed logging?
- What is the primary factor used to distinguish a great firewall enhancement from a marketing gimmick used to drive up sales?
- What form of encryption allows a firewall to filter based on the original source and destination address?
- When a firewall is able to process packets, filter malicious code, and transmit authorized communications onward to their destination without introducing latency or lag, this is known as operating at
- Which of the following limitations or potential weaknesses of a firewall cannot be fixed or corrected with the application of an update or patch?
- The performance of what type of communication session can be improved using caching on a firewall?
- Which of the following is not related to improving or maintaining the performance of a firewall?
- Which of the following is not a limitation or potential weakness of a firewall?
- What is the biggest issue or problem with an IDS?
- Which of the following is an event found in a firewall log file that is a symptom of a rogue host operating within the private network?
- All of the following events appearing in a firewall log warrant investigation by an administrator except:
- Which of the following is a highly recommended method or technique for keeping firewall logs secure and uncorrupted?
- You can use firewall logging to perform all of the following activities except:
- When an organization first deploys a firewall and chooses to begin logging activity, what should you include in the log file?
- What mechanism allows a firewall to hand off authentication to a dedicated service hosted on a different system?
- The default-deny rule appears where in the rule set?
- Which of the following is a default-deny rule?
- Which of the following is a firewall rule that prevents internal users from accessing public FTP sites?
- What is the primary purpose of a post-mortem assessment review?
- The purpose of a post-mortem assessment review is to learn from mistakes, improve the process in future events, and avoid a recurrence of the same mistakes. True or False
- What is the key factor that determines how valuable and relevant a vulnerability assessment's report is?
- Vulnerability scanning focuses on mitigating known exploitable weaknesses or vulnerabilities in deployed systems. True or False?
- Which of the following is not typically considered a form of network security assessment in terms of how well existing security stands up to current threats?