Simon Bernard

@EmbGangsta maybe you ca be interested by #1669 discussion ?

I'm not sure but should we close this issue ?

Do you prefer to continue discussion here or at #1669 ?

I'm not sure to see how it will looks like ?

OK I get it but my question was more about having a kind of Parent class (e.g. `CoapMessage`) for `CoapRequest`, `CoapResponse`, `SeparatedResponse`. **At first sight** (maybe I'm wrong) I think...

:+1: We face same kind of issue a long time ago with Californium too. And we discover there are some issues with CoAP RFCs too but for now AFAIK this...

> AFAIK JSSE still does not support PSK. :cry: Even if this seems to be about TLS 1.3, [JDK-8049402](https://bugs.openjdk.org/browse/JDK-8049402) is probably a hint that it is not supported. > There...

@davidgraeff long time ago you try to add `DTLSConnector` to **Scandium** based on `SSLEngine` and you faced issues about PSK. How end your story about that ? :slightly_smiling_face:

Talking with security-dev from OpenJDK, they confirm those features are not available : - `PSK`, - `AES_CCM`, - `RPK` , - `CID` So at short term I will focus on...

@szysas good questions :slightly_smiling_face: > do you see any real use case where PSK or RPK would be needed? **For PSK :** I know for sure at least one :sweat_smile:...