(ISC)2
CCSP · Question #859
Which hypervisor type is considered most secure because it minimizes the attack surface by running directly on hardware?
The correct answer is A. Type 1 (bare-metal) hypervisor. A Type 1 hypervisor runs directly on the server hardware without a host OS, offering the smallest attack surface. Type 2 runs on top of an OS and is less secure. (Options C and D are fictitious- they don't exist.)
Submitted by jakub_pl· Apr 18, 2026Cloud Platform & Infrastructure Security
Question
Which hypervisor type is considered most secure because it minimizes the attack surface by running directly on hardware?
Options
- AType 1 (bare-metal) hypervisor
- BType 2 (hosted) hypervisor
- CType 3 hypervisor
- DType 4 hypervisor
How the community answered
(33 responses)- A91% (30)
- B3% (1)
- D6% (2)
Explanation
A Type 1 hypervisor runs directly on the server hardware without a host OS, offering the smallest attack surface. Type 2 runs on top of an OS and is less secure. (Options C and D are fictitious- they don't exist.)
Topics
#Hypervisor types#Virtualization security#Attack surface#Bare-metal hypervisor
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