https://learn.microsoft.com/en-us/dotnet/api/system.security.cryptography.hmacsha512.-ctor?view=net-10.0
HMACSHA512 Constructor (System.Security.Cryptography) | Microsoft Learn
Initializes a new instance of the HMACSHA512 class.
system securityconstructorcryptographymicrosoftlearn
https://firebase.google.com/docs/reference/admin/java/reference/com/google/firebase/auth/hash/HmacSha512
HmacSha512 | Firebase
firebase