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Which of the following is an example of data-link layer vulnerability?

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in Cyber Security by (69.5k points)
Which of the following is an example of data-link layer vulnerability?

(a) MAC Address Spoofing

(b) Physical Theft of Data

(c) Route spoofing

(d) Weak or non-existent authentication

The question was asked in a national level competition.

Origin of the question is Network Models topic in division Understanding Network Models for Security of Cyber Security

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The correct option is (a) MAC Address Spoofing

The best I can explain: MAC Address spoofing is an example of data-link layer vulnerability.  VLAN circumvention, as well as switches, may be forced for flooding traffic to all VLAN ports are some other examples of data-link layer vulnerability.

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