Adam works as a Network administrator for Umbrella Inc. He noticed that an ICMP ECHO requests is coming from some suspected outside sources. Adam suspects that some malicious hacker is trying to perform ping sweep attack on the network of the company. To stop this malicious activity, Adam blocks the ICMP ECHO request from any outside sources.
What will be the effect of the action taken by Adam?

• A.Network is protected from the ping sweep attack until the next reboot of the server.
• B.Network turns completely immune from the ping sweep attacks.
• C.Network is still vulnerable to ping sweep attack.
• D.Network is now vulnerable to Ping of death attack.

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Which of the following protocols is a maintenance protocol and is normally considered a part of the IP layer, but has also been used to conduct denial-of-service attacks?

• A.ICMP
• B.L2TP
• C.TCP
• D.NNTP

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Which of the following are the limitations for the cross site request forgery (CSRF) attack?
Each correct answer represents a complete solution. Choose all that apply.

• A.The target site should have limited lifetime authentication cookies.
• B.The attacker must target a site that doesn't check the referrer header.
• C.The attacker must determine the right values for all the form inputs.
• D.The target site should authenticate in GET and POST parameters, not only cookies.

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Which of the following procedures is designed to enable security personnel to identify, mitigate, and recover from malicious computer incidents, such as unauthorized access to a system or data, denialof-service, or unauthorized changes to system hardware, software, or data?

• A.Disaster Recovery Plan
• B.Cyber Incident Response Plan
• C.Crisis Communication Plan
• D.Occupant Emergency Plan

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Which of the following statements about smurf is true?

• A.It is a denial of service (DoS) attack that leaves TCP ports open.
• B.It is an ICMP attack that involves spoofing and flooding.
• C.It is an attack with IP fragments that cannot be reassembled.
• D.It is a UDP attack that involves spoofing and flooding.

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