They are building Fully Homomorphic Encryption (FHE) and Multiparty Computation (MPC) tools for genetic data. Your data format may need to be modified. They currently focus on the SNP results from places like Ancestry.
Forget any use for ancestry with privacy guarantees. All you'll get is magic "ethnicity" percentages, kind of astrology of genealogy. For it to be useful in genealogy context you need to rely on matching and analyzing common ancestors, this will inherently lead to your data being shared in one way or another and possibly your identity being revealed.
