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Figures to illustrate the lecture on Network Security Controls

Figures to illustrate the lecture on Network Security Controls. Note: These figures are only meant to help illustrating a few points. There are other important points covered in class that are not given in the following slides. Please refer to the lectures and the text book for details. .

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Figures to illustrate the lecture on Network Security Controls

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  1. Figures to illustrate the lectureon Network Security Controls Note: These figures are only meant to help illustrating a few points. There are other important points covered in class that are not given in the following slides. Please refer to the lectures and the text book for details.

  2. Segmented Architecture

  3. Link Encryption

  4. End-to-End Encryption

  5. Virtual Private Network

  6. Shown in the next slide Conventional IP & IPSec packets

  7. Encapsulated Security Payload (ESP)(part of the IPSec packet)

  8. Encrypted E-mail

  9. Encrypted E-mail message Key exchange: RSA & Diffie-Hallman Confidentiality: DES & AES

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