JN0-281 · Question #51
MACsec provides protection against which two types of threats? (Choose two.)
The correct answer is B. Playback attacks D. Man-in-the-middle attack. MACsec (Media Access Control Security) provides data confidentiality, integrity, and origin authenticity at Layer 2, protecting against several types of threats. Man-in-the-Middle Attack Protection: MACsec encrypts traffic at Layer 2, preventing man-in-the-middle attacks where…
Question
MACsec provides protection against which two types of threats? (Choose two.)
Options
- AData decryption
- BPlayback attacks
- CHashing attacks
- DMan-in-the-middle attack
How the community answered
(36 responses)- A3% (1)
- B92% (33)
- C6% (2)
Explanation
MACsec (Media Access Control Security) provides data confidentiality, integrity, and origin authenticity at Layer 2, protecting against several types of threats. Man-in-the-Middle Attack Protection: MACsec encrypts traffic at Layer 2, preventing man-in-the-middle attacks where an attacker intercepts and manipulates traffic between two communicating devices. Since the data is encrypted, any intercepted packets are unreadable. Protection Against Playback Attacks: MACsec also protects against playback attacks by using sequence numbers and timestamps to ensure that old, replayed packets are not accepted by the receiver.
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