https://learn.microsoft.com/en-us/dotnet/api/system.security.cryptography.tripledescryptoserviceprovider?view=netframework-4.8.1&redirectedfrom=MSDN
TripleDESCryptoServiceProvider Class (System.Security.Cryptography) | Microsoft Learn
Defines a wrapper object to access the cryptographic service provider (CSP) version of the TripleDES algorithm. This class cannot be inherited.
class systemsecuritycryptographymicrosoftlearn