Hi,
On new server under Debian 9 and Plesk 17.8.11 i have this error when i try to enable Modsecurity with Atomic basic rules set :
Failed to install the ModSecurity rule set: modsecurity_ctl failed: gpg: key FFBD5D0A4520AFA9: "Atomicorp (Atomicorp Official Signing Key) <
[email protected]>"...