Question:medium

The attributes in IPsec for Authentication Header protocol in transport mode from left to right are :
A. IPsec header
B. Padding
C. Authentication header
D. Rest of original packet
Choose the correct answer from the options given below :

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In Transport Mode, think of IPsec as a "sandwich filling." The original IP Header stays on top (left), the AH is added in the middle, and the original data follows. Padding always goes at the very end to round off the size.
Updated On: Jun 6, 2026
  • D, C, A, B
  • A, C, D, B
  • D, C, B, A
  • A, C, B, D
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The Correct Option is B

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