---
type: "Glossary term"
title: "Attestation"
description: "Cryptographic proof of a workload's or node's identity/integrity."
tags: [glossary]
generated: { by: human:crpage, at: 2026-07-09T09:44:00Z }
aliases: "attestation; node attestation; remote attestation"
status: stable
---

# Definition
Cryptographic proof of a workload's or node's identity and integrity — the basis for [SPIFFE/SPIRE](../standards/spiffe-spire.md) workload identity and for trusting [TEEs](../federated/trusted-execution-environments.md).

# Used in this bundle
Appears in: [spiffe-spire](../standards/spiffe-spire.md), [trusted-execution-environments](../federated/trusted-execution-environments.md).

# Related terms
[workload identity](workload-identity.md).