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IT Cryptography & Network Security Module 5.2
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Subject: Cryptography & Network Security

Topic: Module 5

Difficulty: Medium/High

Firewalls:- (Protected internal network from the external network)

  • A firewall acts as a shield to protect your system from the untrusted, non-retable systems connected to the Internat.
  • In technical terms a firewall is a piece of software, hardware or both …

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