All credits for the private key reader go to the original author Zhihong Zhang <zhihong@gmail.com>

org.xbib.net.security.ssl is based on
https://github.com/Hakky54/sslcontext-kickstart
by Hakan Altındağ
Apache License 2.0

The EdDSA implementation in org.xbib.net.security.eddsa is taken from
https://github.com/str4d/ed25519-java
CC 1.0 License