updated links to be relative

Author: Gitprakhar13

articles/attestation/azure-TPM-VBS-attestation-usage.md

@@ -58,9 +58,9 @@ A client to communicate with the attestation service endpoint needs to ensure it
 
 <ul>
 <li> 
-An Azure AD identity is needed to access the TPM endpoint.
+Prerequisite: An Azure AD identity is needed to access the TPM endpoint.
 
-Learn more [Azure AD identity tokens](azure/active-directory/develop/access-tokens.md).
+Learn more [Azure AD identity tokens](../active-directory/develop/v2-overview.md).
 </li>
 <li> Add Attestation Reader Role to the identity that will be need for authentication against the endpoint. Azure i
 
@@ -80,4 +80,4 @@ Here's a sample of the contents of the attestation report.
 
 :::image type="content" source="./media/sampledecodedtoken.jpg" alt-text="Sample decoded token for tpm attestation" lightbox="./media/sampledecodedtoken.jpg":::
 
-Using the Open ID [metadata endpoint](/rest/api/attestation/metadata-configuration) contains properties, which describe the attestation service.The signing keys describe the keys, which will be used to sign tokens generated by the attestation service. All tokens emitted by the attestation service will be signed by one of the certificates listed in the attestation signing keys.
+Using the Open ID [metadata endpoint](../../rest/api/attestation/metadata-configuration.md) contains properties, which describe the attestation service.The signing keys describe the keys, which will be used to sign tokens generated by the attestation service. All tokens emitted by the attestation service will be signed by one of the certificates listed in the attestation signing keys.