76.7 SUDO Timeout
20201119 Ubuntu’s sudo command has the password timeout set to 15 minutes. This means that when you first enter your password, as long as you don’t wait more than 15 minutes between sudo commands, you won’t have to enter it again.
The password timeout can be immediately expired with
--reset-timestamp), either with or without a command being run
$ sudo -k [<command>]
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