[PB-28128] As password administrator I would like to store the private keys for SSH servers

this solution is workable in case of SSH keys which can be copy pasted in an encrypted field and you don’t have multiple files, however in some cases a file attachment or multiple ones are required.
See https://community.passbolt.com/t/as-a-user-i-can-create-resources-with-encrypted-file-attachement/74