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Internet protocol security (ipsec) has three major components: authentication header (ah), encapsulating security payload (esp), and internet key exchange (ike).

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User Sundiata
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Final answer:

Internet Protocol Security (IPsec) has three major components: Authentication Header (AH), Encapsulating Security Payload (ESP), and Internet Key Exchange (IKE).

Step-by-step explanation:

Internet Protocol Security (IPsec) is a protocol suite used for securing Internet Protocol (IP) communications. It provides security services such as confidentiality, authentication, and integrity for IP packets. IPsec has three major components:

  1. Authentication Header (AH): It provides data integrity, authentication, and replay protection for the IP packet's contents. It ensures that the packet has not been tampered with during transmission.
  2. Encapsulating Security Payload (ESP): It provides confidentiality, authentication, and integrity for the IP packet's payload. It encrypts the packet's contents to protect them from unauthorized access. ESP can be used in conjunction with AH.
  3. Internet Key Exchange (IKE): It is a protocol used for establishing and exchanging cryptographic keys between two parties. IKE negotiates security parameters and sets up a secure communication channel for IPsec.

User Sushant Singh
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