Did you try using the "transport.enabledCipherSuites" parameter mentioned here [1]?
Justin [1] https://activemq.apache.org/ssl-transport-reference On Tue, Nov 15, 2022 at 2:16 PM Frank Crow <fjcrow2...@gmail.com> wrote: > Hello all, > > Does anyone know if it is possible to specify which elliptic curve will be > used by the broker for ECDHE key exchanges? Currently I have TLS enabled > and I'm seeing that it is using a 256-bit (P-256) elliptic curve. I have > requirements for 384-bit elliptic curves or better. > > Is there some transport.option that I can use or is there some other method > to configure the elliptic curve that ActiveMQ uses? > > > Thanks, > -- > Frank >