VECS Stores aka (VMware Enterprise Certificate Stores)

Question 1

Machine SSL store (MACHINE_SSL_CERT)

Answer 1

Used by the reverse proxy service on each ESXi host and by the vmdir service.

Question 2

Trusted root store (TRUSTED_ROOTS)

Answer 2

Contains all trusted root certificates.

Question 3

vSphere Certificate Manager utility backup store (BACKUP_STORE)

Answer 3

Used by VMCA to support certificate reversion.

Question 4

Other stores

Answer 4

Other stores might be added by solutions. For example, the Virtual Volumes solution adds an SMS store.