I am trying to run this command:
sudo apt-key adv --keyserver keys.gnupg.net --recv-keys 1C4CBDCDCD2EFD2A
But I get an error:
Executing: /tmp/apt-key-gpghome.jrw4s0ijoc/gpg.1.sh --keyserver keys.gnupg.net --recv-keys 1C4CBDCDCD2EFD2A
gpg: keyserver receive failed: Connection refused
Could you help me? I am running on Debian 9, GPG version is 2.1.18 and libgcrypt version is 1.7.6-beta.