https://a2aletheia.github.io/a2a/api/trusted-agent.html
TrustedAgent | @a2aletheia/a2a
Aletheia trust-layer wrapper for the A2A (Agent-to-Agent) protocol
https://resources.mpi-inf.mpg.de/d5/teaching/ss05/is05/javadoc/org/apache/xalan/client/XSLTProcessorApplet.TrustedAgent.html
XSLTProcessorApplet.TrustedAgent