Implementation第 49 / 100 题
What does a digital signature primarily provide?
a.Confidentiality only
b.Availability
c.Integrity and non-repudiation
d.Faster encryption
解析
A digital signature proves the message came from the holder of the private key and was not altered, giving integrity, authentication, and non-repudiation. It does not by itself keep the content secret. It is created by encrypting a hash with the signer's private key.
免费刷完整 100 道题库 — 无需注册。
同考点相关题目
- Adding a unique random value to each password before hashing to defeat precomputed attacks is called:
- Which entity in a PKI issues and signs digital certificates?
- Which mechanism lets a client quickly check whether a single certificate has been revoked?
- Which authentication factor category does a fingerprint belong to?
- Requiring a password plus a one-time code from a phone app is an example of:
- Which access control model grants permissions based on a user's assigned job function?