====== History command ======
by default returns an history of latest command ran on this login\\
it is ~the latest "HISTSIZE" commands. it can differ with the options of HISTCONTROL (for example ignoredups which ignore duplicates)
===== remove the number =====
<code bash>history | cut -d ' ' -f 4-</code> depending on the setup you might change 4 by 5/6 ...
Reference: https://www.poftut.com/linux-history-command-without-line-numbers/
===== Avoid registering a command =====
When you pass some arguments like passwords, you can skip the registration of the command by adding a space before the command

<code bash> command -pass XXXXXXXXXXXXXXXXXXXXXXXXX</code>