Understanding the Core Protocols of IPSec (Internet Protocol Security)

1
ore
sec
Internet Protocol Security
PSe A suite of protocols ensuring secure
communication over
2

• NFOSECTRA
• 1. Authentication Header (AH) Integrity and
  authentication
• Key Features
• e verifies data origin and integrity e Provides
  anti-replay protection e No payload encryption.

3

• NFOSECTRA
• 2. Encapsulating Security Payload (ESP) ESP
  ensures authentication, integrity, and
  confidentiality by encrypting
• IP packets
• Key Features
• e Ensures data confidentiality via encryption. e
  Provides optional integrity and authenticity. e
  Modes of Operation
• e Transpond Mode Encrypts the payload only
• e Tunnel Mode Energies the entire IP packed

4

• NFOSECTRA
• Key Exchange (IKE) Secure key exchange and SA
  establishment
• Key Features
• e Negotiates security parameters
• e Authen ica es peers
• e Manages encryption keys.
• e Versions KEv KEv2

5
_at_ INFOSECTRA
4. Internet Security Association and Key
Management Protocol (ISAKMP) Framework for secure
communication setup Key Features Specifies
encryption and ha hing algorithms. Authenticates
methods (e.g., Are-shared keyed
certificates). Unidirectional Required 2 SAs for
two-way communication.
6
Get More Insights Through Our

• Courses Workshops e8ooks
• Checklists Mock Tests
• INFOSECTRAIN

Like
Follow
Share