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In Host Encryption Mode, the VMFS filesystem is wrapped in an encryption layer. To mount this filesystem, the ESXi host requires an Encryption Key. This key is wrapped (encrypted) by a .
Extremely versatile; handles exotic RAID and encryption setups. Steep learning curve; UI is very technical for non-pros.
The closest native VMware concept is the or vCenter Server backup encryption password . vmfs recovery key
| Feature | Details | |---------|---------| | | KMS or local key provider (vCenter stores key metadata) | | Recovery process | Manually add the key via esxcli storage vmfs encryption recovery add | | Risk | Losing the recovery key = permanent data loss | | Best practice | Store the key in a secure offline location (password manager, HSM, printed copy) |
The recovery key is effectively the "Master Key" for that specific datastore chunk. If lost, data is cryptographically garbage. In Host Encryption Mode, the VMFS filesystem is
# View encryption info $ds.ExtensionData.Info.Encryption
This is a deep technical guide on managing, locating, and troubleshooting . | Feature | Details | |---------|---------| | |
Here’s a concise, factual review of —what they are, their purpose, limitations, and practical use cases.