# Supported Technologies

As of now, there is no standard that defines the identity of workload, be it the identity of a VM, kubernetes node, or pod. Nitride implements a universal attestation profile, abstracting out the various attestation platform vendors and cloud service providers implement and provides a universal format.

## By platform

{% tabs %}
{% tab title="Intel" %}

* Intel Security Guard Extension (SGX) v2.0 available on Xeon 3rd generation
* Intel Trusted Domain Extension (TDX) v1.0 available on Xeon 5th generation
  {% endtab %}

{% tab title="AMD" %}

* AMD Secure Encrypted Virtualization with secure nested pages (SEV SNP) available on EPYC 3rd gen (Milan)
* AMD Secure Encrypted Virtualization with secure nested pages (SEV SNP) and Trusted IO available on EPYC 4rd gen (Genua)
  {% endtab %}

{% tab title="ARM" %}
ARM confidential compute architecture (CCA) available on Cortex A9
{% endtab %}
{% endtabs %}

## By hypervisor

{% tabs %}
{% tab title="KVM" %}

* **KVM/Qemu:** virtualization on Linux kernel 6.11+
  {% endtab %}

{% tab title="VMWare" %}

* **vSphere 8:** Update 2 with SGX support
* **vSphere 9:** with SEV and TDX support (coming soon)
  {% endtab %}

{% tab title="HyperV" %}

* **Hyper‑V Host**: Windows Server 2022 or later (or Windows 11/Server 2022 with CoCo capabilities)
  {% endtab %}
  {% endtabs %}