Yeah, you're right about needing root (edit: for processes not owned by the current user). Though, if you have the access, it's a very, very worthwhile tool to

Yeah, you're right about needing root (edit: for processes not owned by the current user). Though, if you have the access, it's a very, very worthwhile tool to learn: ~ $ lsof -a -n -c chrome -iTCP:443 | head -2 #sanitized output COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME chrome 1234 me 12u IPv4 12345 0t0 TCP 127.0.0.1:12345->127.0.0.2:https (ESTABLISHED)