Hashing and Digital Signatures - CompTIA Security+ SY0-701 - 1.4

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Professor Messer’s Course Notes: professormesser.link/701notes
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The hashing process can provide integrity, authentication, and non-repudiation. In this video, you'll learn how hashes are created and how to use digital signatures.- - - - -
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[@leonardoaguilarvaldez4429]

Thank you Professor Messer! I passed my A+ now hoping to pass my Security + thanks to you!

[@kevintyson2937]

Do we have to know all the SHA hashes for the test?

[@supre1026]

is it always the case that salts are unique to each user?

[@hiphopsecops]

Thank you

[@dhanush.h3010]

I have a doubt where is that public key saved in that same file which is signed or bob go to CA to get the public key ? Please clear my doubt