Ross Burnett

`NullReferenceException` error when trying to get a recipient based on `SubjectKeyIdentifier`

1

We recently tried to update from version `2.3.1` to `2.4.0` This caused our encryption tests to break. I've produced a minimal example [here](https://github.com/rosco12345/bc-csharpV2.4-nullReferenceError-example). It's simply a test that encrypts a...