COMPUTER FUNDAMENTALS

COMPUTER NETWORKS AND COMMUNICATIONS

NETWORK SECURITY AND CYBERSECURITY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How does a zero-day vulnerability differ from malware?
A
they are the same type of threat
B
it is a flaw in software when it was released, not an infection
C
it can be passed from one computer to another, where malware cannot
D
it is not a security concern, where malware is a concern
Explanation: 

Detailed explanation-1: -Zero Day Vulnerabilities and Zero Day Malware The delays associated with patch management leave a window – called “day zero” – where the vulnerability can be exploited in organizations without access to the proper defenses. Zero day malware is malware that takes advantage of these zero day vulnerabilities.

Detailed explanation-2: -A zero-day vulnerability is a software vulnerability discovered by attackers before the vendor has become aware of it. Because the vendors are unaware, no patch exists for zero-day vulnerabilities, making attacks likely to succeed.

Detailed explanation-3: -A zero day attack refers to a breach that exploits a security flaw that the owner of a software has not discovered. This flaw may be at the code level, configuration level, or hardware/firmware level. The term ‘zero day’ was initially used in the entertainment industry.

Detailed explanation-4: -A zero-day exploit is when hackers take advantage of a software security flaw to perform a cyberattack. And that security flaw is only known to hackers, meaning software developers have no clue to its existence and have no patch to fix it.

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