Attester -

: It sends this evidence to a Relying Party (like a secrets manager) or a Verifier to prove that its environment has not been tampered with. The Attestation Workflow

: A separate Verifier service evaluates this evidence against pre-defined security policies. attester

: Operating systems use attestation to verify that the boot process was secure and that no malware has altered the core system files. : It sends this evidence to a Relying

: In healthcare or legal data formats like HL7 FHIR , an attester is a participant who formally signs off on the accuracy of a document's content. attester