In hydra -l labex -P passwords.txt ssh://localhost, what do the main arguments specify?
hydra -l labex -P passwords.txt ssh://localhost
-l selects the password, -P selects a login list, and the URI names an output file
-l
-P
All three arguments describe where Hydra stores session progress
All three arguments identify local files and no network service
-l selects the login name, -P selects the password list, and the URI selects the SSH target