Question 589 of 730 from exam SY0-601: CompTIA Security+

Question 589 of 730 from exam SY0-601: CompTIA Security+

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Question

A researcher has been analyzing large data sets for the last ten months.

The researcher works with colleagues from other institutions and typically connects via SSH to retrieve additional data.

Historically, this setup has worked without issue, but the researcher recently started getting the following message:

eeeeceeaeeeeeececeececeecececeeseceecececaccececeeacceaae

@ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @
eagegeaceaeaeceaceaeeaeeceaceeecceeeecaeeaccececeecacaaae

IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!

The fingerprint for the RSA key sent by the remote host is

SHA256: cBqyjal 6ToV3jEITHUSKt3jVzignVasCe2+1fhIMe+k4.

Please contact your system administrator.

RSA host key for 18.231.33.78 has changed and you have requested strict checking.
Host key verification failed.

Which of the following network attacks is the researcher MOST likely experiencing?

A.

MAC cloning B.

Evil twin C.

Man-in-the-middle D.

ARP poisoning.

C.

Explanations

A researcher has been analyzing large data sets for the last ten months.

The researcher works with colleagues from other institutions and typically connects via SSH to retrieve additional data.

Historically, this setup has worked without issue, but the researcher recently started getting the following message:

eeeeceeaeeeeeececeececeecececeeseceecececaccececeeacceaae

@ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @
eagegeaceaeaeceaceaeeaeeceaceeecceeeecaeeaccececeecacaaae

IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!

The fingerprint for the RSA key sent by the remote host is

SHA256: cBqyjal 6ToV3jEITHUSKt3jVzignVasCe2+1fhIMe+k4.

Please contact your system administrator.

RSA host key for 18.231.33.78 has changed and you have requested strict checking.
Host key verification failed.

Which of the following network attacks is the researcher MOST likely experiencing?

A.

MAC cloning

B.

Evil twin

C.

Man-in-the-middle

D.

ARP poisoning.

C.