no-greeting
no-permission-warning
lock-never
keyserver-options timeout=10
keyserver-options import-clean
keyserver-options no-self-sigs-only

keyserver hkp://keyserver.ubuntu.com:80
#keyserver hkp://pool.sks-keyservers.net:80
#keyserver hkps://hkps.pool.sks-keyservers.net:443
#keyserver hkp://ipv4.pool.sks-keyservers.net:11371