Kerberos - authentication protocol

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At 4:30: A mistake: step 3: When the file server gets the token, it "decrypts" (not "encrypts") the token with the secret key shared with TGS.

In Greek mythology, Kerberos is a dog with three heads. But today I will not talk about the dog. Kerberos is an authentication protocol for client/server applications. I will demonstrate with an example how Kerberos works. Keep in mind, Kerberos implements private key encryption.

Playlist: Basic Cryptography
   • Private Key Encryption (Symmetric Key Encr...  

Advanced Cryptography:

   • What is digital signature?  

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