QuestionQ15

Defending Network Protocols

Which of the following SNMPv3 security capabilities was unavailable in earlier protocol versions?

  • A Authentication based on RSA key pairs
  • B The ability to change default community strings
  • C AES encryption for SNMP network traffic
  • D The ability to send SNMP traffic over TCP ports
Explanation

SNMPv3 provides message privacy through encryption. Its User-based Security Model supports AES as a privacy protocol, encrypting the protected portion of SNMP messages; earlier community-string-based SNMP versions did not provide this confidentiality protection.

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