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Sudo

Sudoers

Regexes

Example of how to use regex to negate some commands:

  • allow chown of /home/*
  • stop smartass user from chown /home/bla/../../
  • stop smartass user from chown user /home/bla /path2
/bin/chown [a-z]*[0-9] /home/[a-z]*[0-9]/* ,\
! /bin/chown [a-z]*[0-9]     *..* ,         \
! /bin/chown * * *-[A-Za-z]*                \