Non-Repudiation 1.2 Flashcards
1
Q
Describe the concept of PROOF OF INTEGRITY
A
- Verifies data has not changed.
- Any data remains accurate and consistent.
2
Q
How does a HASH contribute to PROOF OF INTEGRITY?
A
- Creates a short string of text based on data within the plain text.
- Anything changes with the data, then the HASH also changes.
3
Q
What happens to a HASH if the data changes?
A
- If the data changes, then the hash changes.
4
Q
Important consideration when using a HASH
A
- A HASH doesn’t associate data with an individual.
- Only tells you if the data has changed.
5
Q
What is indicated if a HASH has changed?
A
- The data has changed or potentially has been compromised.
6
Q
What is another application of a HASH?
A
- Authenticates the origin or sender of the data, or authentication.
7
Q
How does a DIGITAL SIGNATURE assist in guaranteeing PROOF OF ORIGIN?
A
- A DIGITAL SIGNATURE provides NON-REPUDIATION by making sure the signature is not fake and confirms the data came from the sending party.