INTRODUCTION
OVERVIEW OF THE INTERNET
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
Which of these statements regarding Denial of Service attacks is true?
|
Removing the ICMP protocol from the local host will prevent future attacks.
|
|
A SYN flood occurs when the steps of the three-way handshake are reversed.
|
|
If the attacker spoofs their source IP address, firewall blocking will not help.
|
|
The Transmission control block status immediately closes every valid connection to the host, preventing legitimate traffic.
|
Explanation:
Detailed explanation-1: -A Smurf attack involves Internet Control Message Protocol (ICMP) flooding. The attacker sends ICMP echo request messages with spoofed source addresses of the victim to the directed broadcast address of a network known to be a Smurf amplifier.
Detailed explanation-2: -A distributed denial-of-service (DDoS) attack is a malicious attempt to disrupt the normal traffic of a targeted server, service or network by overwhelming the target or its surrounding infrastructure with a flood of Internet traffic.
Detailed explanation-3: -In computer security, a billion laughs attack is a type of denial-of-service (DoS) attack which is aimed at parsers of XML documents.
There is 1 question to complete.