Re: C-T-E: base64 and the real world.. what should an MUA do?

* Tony Hansen:

> If there's a padding "=" at the end of the base64, you can stop
> processing right at that point. You *could* also stop processing when
> you run into a non-whitespace character that isn't in the base64
> alphabet, such as the "-" or ":" in your example. It's not perfect.

Actually, the RFC *requires* skipping non-base64 characters.