This lesson is still being designed and assembled (Pre-Alpha version)

Network Security

This lesson will walk you through some simple network security issues. We will start with the ArpSpoof man-in-the-middle attack, and, how it can be used to modify data served over HTTPS.


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Setup Download files required for the lesson
00:00 1. Password Hashing and Cracking What are Password Hashes?
How can a Password be cracked using John the Ripper?
How are the usernames and passwords being managed in Linux OS?
00:40 2. RSA Public-Key Encryption and Signature Lab What is RSA?
How is RSA used in Computer security?
How is RSA used to encrypt and decrypt messages?
How is RSA used to sign and verify signatures?
02:10 3. Public Key Infrastructure Lab What is Certificate Authority?
How is PKI used in the web?
How does HTTPS work?
How do you sign certificates ?
03:40 Finish

The actual schedule may vary slightly depending on the topics and exercises chosen by the instructor.