Comment on Improving the security of your SSH private key filesparentComments−rammark13yIf you put 'histcontrol=ignorespace' or 'histcontrol=ignoredups' in your ~/.bashrc file it will not record commands that begin with a space [1]. I believe that 'ignoreboth' is the default on many Linux distros.[1]: http://www.linuxjournal.com/content/using-bash-history-more-...−joosters13yYou still shouldn't enter these kinds of commands on a multi-user machine, because anyone running 'ps' will see the commandline arguments.
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If you put 'histcontrol=ignorespace' or 'histcontrol=ignoredups' in your ~/.bashrc file it will not record commands that begin with a space [1]. I believe that 'ignoreboth' is the default on many Linux distros.
[1]: http://www.linuxjournal.com/content/using-bash-history-more-...
You still shouldn't enter these kinds of commands on a multi-user machine, because anyone running 'ps' will see the commandline arguments.