Implementation第 51 / 100 题
Requiring a password plus a one-time code from a phone app is an example of:
a.Multifactor authentication
b.Single sign-on
c.Federation
d.Role-based access
解析
Multifactor authentication combines two or more independent factor categories, here something you know and something you have. This greatly reduces the risk from a stolen password alone. An attacker would need to defeat both factors.
免费刷完整 100 道题库 — 无需注册。
同考点相关题目
- Which mechanism lets a client quickly check whether a single certificate has been revoked?
- What does a digital signature primarily provide?
- Which authentication factor category does a fingerprint belong to?
- Which access control model grants permissions based on a user's assigned job function?
- Which model uses security labels and clearances, common in government, where the system enforces access centrally?
- Which secure protocol replaces Telnet for encrypted remote command-line access?