Michael Hogue added a RestrictedSSLContextService in
NIFI-2528 due to discussions regarding the baseline TLS protocol versions that are supported as of NiFi 1.2.0. The ListenHTTP processor was updated to require this new interface, but other Listen* processors and services need to be updated as well.
From discussion on PR 1986:
Also, as @joewitt noted earlier, we should change the available interface for other "listener" processors. Here's a preliminary list I put together, but I would like confirmation from another member:
- `ListenLumberjack` (Deprecated)