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Which term refers to the certainty that the sender of an e-mail or signer of a document is bound to that document by their digital signature and cannot later deny having conducted the transaction?
Which term refers to the certainty that the sender of an e-mail or signer of a document is bound to that document by their digital signature and cannot later deny having conducted the transaction?
- Data Integrity
- Non-repudiation (correct)
- Confidentiality
- Authentication
The private-public key pair consists of two simultaneously generated keys using a mathematical process. Each key represents a digital, computerized code uniquely tied to a user's ______. This concept is also known as ______.
The private-public key pair consists of two simultaneously generated keys using a mathematical process. Each key represents a digital, computerized code uniquely tied to a user's ______. This concept is also known as ______.
- Common Access Card, Asymmetric Cryptography
- Common Access Card, Symmetric Cryptography
- Identity, Symmetric Cryptography
- Identity, Asymmetric Cryptography (correct)
What is the purpose of the Public Key in the context of encrypting e-mail messages and verifying the sender's identity?
What is the purpose of the Public Key in the context of encrypting e-mail messages and verifying the sender's identity?
- To encrypt e-mail messages
- To verify the sender's identity (correct)
- To decrypt e-mail messages
- To ensure data integrity
What is the purpose of the Private Key in the context of encrypting e-mail messages and verifying the sender's identity?
What is the purpose of the Private Key in the context of encrypting e-mail messages and verifying the sender's identity?
What is the term used to describe the digital, computerized code uniquely tied to a user's identity in the private-public key pair?
What is the term used to describe the digital, computerized code uniquely tied to a user's identity in the private-public key pair?
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Study Notes
Digital Signatures and Public-Private Key Pairs
- Non-repudiation is the certainty that the sender of an e-mail or signer of a document is bound to that document by their digital signature and cannot later deny having conducted the transaction.
Private-Public Key Pairs
- A private-public key pair consists of two simultaneously generated keys using a mathematical process.
- Each key represents a digital, computerized code uniquely tied to a user's identity.
- This concept is also known as asymmetric encryption.
Public Key
- The purpose of the Public Key is to encrypt e-mail messages and verify the sender's identity.
- The Public Key is used to decrypt the message and authenticate the sender.
Private Key
- The purpose of the Private Key is to decrypt e-mail messages and verify the sender's identity.
- The Private Key is used to sign the message and ensure non-repudiation.
Key Pair Components
- The digital, computerized code uniquely tied to a user's identity in the private-public key pair is referred to as the user's identity.
- This code is used to create the private and public keys.
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