Henrik Maier

I have the same issue with verion 4.0.8. I believe this bug makes it impossible to use the Ethernet server accepting Ethernet client connections using the standard implementation: client =...

@michaelthomasj Thank you. It almost looks like the code for padding the last block is missing in the implementation of the CCM decrypt routine. I had a look at FSP's...

@michaelthomasj Thank you for looking into this issue. > The spec states that all data should be 16-bit aligned : We are not violating the spec because we are not...

Microsofts spec is probably based on the standard AES modes like CBC which requires a 16-byte blocksize. Looking at [RFC4309 section 3.2 ](https://www.rfc-editor.org/rfc/rfc4309.html), AES-CCM does seem to not require plaintext...

I extracted our code into a smaller test program. It can be used to connect to the following OpenSSL test server: openssl s_server -dtls -accept 1337 -nocert -psk deadbeef -psk_identity...