Why it matters

TDX is Intel's modern CC. Understanding shapes hardware selection.

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The architecture

Trust Domain (TD): confidential VM.

Attestation via TDX quotes.

Runs unmodified VMs.

Intel TDX stackTrust Domainconfidential VMTDX modulehardware trustAttestationTDX quotesAvailable on Xeon Emerald Rapids+; competitive with AMD SEV-SNP
Intel TDX.
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How it works end to end

Xeon Emerald Rapids + Sierra Forest support.

Attestation via Intel PCS or DCAP.

Cloud: Azure + GCP + AWS growing.