Hi Tianjia, all, > evmctl itself relies on openssl version 1.1.1 or lower. I guess, openssl 3.0 > needs to be compiled and install to a non-standard path, such as > /opt/openssl, otherwise it will affect the subsequent compilation of evmctl > in build.sh. OK, IMHO Debian does not allow to install both version together. I suppose openSUSE does, but understand if it's just easier to compile it to /opt/openssl. > Of course, compile openssl 3.0 from source code. must to limit > the number of instances to avoid excessively increasing the time-consuming > in CI. Is that right? +1 Kind regards, Petr > Best regards, > Tianjia