Could you explain to me, what a Wildcard policy supposingly is ?

I've never heard of this.

From: tpm2 [tpm2-bounces@lists.01.org] on behalf of Tommaso Corda [tommasocorda@hotmail.it]
Sent: Friday, May 24, 2019 10:03
To: tpm2@lists.01.org
Subject: [tpm2] Wildcard policies for NVindexes

Hello everyone.

Can anybody explain me how to use wildcard policies to create a NVindex and how to use a wildcard policy to access that NVindex?
Thanks.