Crypto Goals Flashcards
1
Q
Confidentiality
A
Prevent other people from reading the content of the message, you’re not necessarily hiding the fact that you sent the message. people can see you sent a message, but can’t read the content.
2
Q
Integrity
A
Ensure that the message wasn’t modified.
3
Q
Data origin authentication
A
How do you know a message originated from a certain source? who sent it? was the doc signed by you in the contract? was the contract modified after you signed?
4
Q
Entity authentication
A
How do you know a person is who they claim to be (passwords)?
5
Q
Non-repudiation
A
How to prevent someone from denying past commitments or actions?
