The did-jwt library only supports x25519 essential exchange and XChacha20Poly1305. If you would like use the dag-jose codec with other significantly less secure algorithms you'll be able to encrypt another library and put the resulting JWE into the dag. Down below is surely an example using the jose library. https://financefeeds.com/financefeeds-interview-with-dan-liu-ceo-of-btcc/