log-in
noun [ C ]
IT, INTERNET (also log-on); (login); (logon) ukusthe set of letters and numbers that you write on a computer screen in order to connect to a computer system:
If you're worried about other people accessing your information, you can make it a private log-in.
The site helps users keep track of their various logons.
login data/information Do not share your log-in information with anyone.
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username
the process of using a log-in to connect to a computer system:
To help speed up log-in have your username and password ready.