How does a denial-of-service attack work?
Answer(s): C
In computer security, a denial-of-service attack (DoS attack) is an attempt to make a computer resource unavailable to its intended users. Typically the targets are high-profile web servers, and the attack attempts to make the hosted web pages unavailable on the Internet. It is a computer crime that violates the Internet proper use policy as indicated by the Internet Architecture Board (IAB).
When working with Windows systems, what is the RID of the true administrator account?
Answer(s): A
The built-in administrator account always has a RID of 500.
If you send a SYN to an open port, what is the correct response?(Choose all correct answers.
Answer(s): A,B
The proper response is a SYN / ACK. This technique is also known as half-open scanning.
Because of the way in which Windows functions, the true administrator account always has a RID of 500.
You have been called to investigate a sudden increase in network traffic at company. It seems that the traffic generated was too heavy that normal business functions could no longer be rendered to external employees and clients. After a quick investigation, you find that the computer has services running attached to TFN2k and Trinoo software. What do you think was the most likely cause behind this sudden increase in traffic?
In computer security, a denial-of-service attack (DoS attack) is an attempt to make a computer resource unavailable to its intended users. Typically the targets are high-profile web servers, and the attack attempts to make the hosted web pages unavailable on the Internet. It is a computer crime that violates the Internet proper use policy as indicated by the Internet Architecture Board (IAB). TFN2K and Trinoo are tools used for conducting DDos attacks.
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