300-720 Question #168: Real Exam Question with Answer & Explanation

The correct answer is C: TXT. A TXT record is a type of DNS record that contains arbitrary text data that can be used for various purposes such as verification, configuration, or authentication. A TXT record can contain the DKIM public key per RFC 6376, which is used to verify the digital signature of an emai

Email Authentication and Encryption

Question

Which type of DNS record would contain the following line, which references the DKIM public key per RFC 6376?v=DKIM1; p=76E629F05F709EF665853333EEC3F5ADE69A2362BECE406582670456943283BE

Options

ACNAME
BAAAA
CTXT
DPTR

Explanation

A TXT record is a type of DNS record that contains arbitrary text data that can be used for various purposes such as verification, configuration, or authentication. A TXT record can contain the DKIM public key per RFC 6376, which is used to verify the digital signature of an email message generated by the DKIM private key of the sender domain.

Topics

#DNS Records#DKIM#Email Authentication#TXT Record

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