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Issuing of token are alsways done by client in client/pillar communications.
Paging
Paging is in the first versions manage by a simple mecanism where a segment of a file is identified by parameters. Any Get command can contain an offset along with a length parameter, which defines the segment of the file. this is also sufficient to handle receival of divided files, and thus enabling rudimentary support of restart of an interrupted transmission.
Certifications
Encryption rules and credentials must be specified in special unit in organisation. This is partly treated in configuration of SLA data.