tag: unix

  • setuid, setgid, and sticky bit in Linux and Unix (macOS)

    setuid, setgid, and sticky bit in Linux and Unix (macOS)

    Maria D. Campbell

    Learn how setuid, setgid, and sticky bit work in Linux and macOS — what they do, how to set and remove them with chmod, and when to use each one.

    #chmod, #file permissions, #linux, #linux mint, #unix, #macOS, #principle of least privilege, #special permissions, #setuid, #setgid, #sticky bit

  • Changing permissions using symbolic mode and numeric mode in Linux and Unix (macOS)

    Changing permissions using symbolic mode and numeric mode in Linux and Unix (macOS)

    Maria D. Campbell

    A practical walkthrough of the chmod command in both symbolic and numeric mode, with real terminal output from Linux Mint and macOS.

    #linux, #macOS, #unix, #file permissions, #numeric mode, #symbolic mode

  • The pipe (|) and tee commands in Linux and Unix (macOS)

    The pipe (|) and tee commands in Linux and Unix (macOS)

    Maria D. Campbell

    The pipe (|) and tee commands in Linux and Unix (macOS)

    #command line, #linux, #unix, #macOS, #pipe, #tee, #wc

  • Linux/Unix Command Line Commands applicable to Cybersecurity

    Linux/Unix Command Line Commands applicable to Cybersecurity

    Maria D. Campbell

    Linux/Unix Command Line commands applicable to Cybersecurity.

    #command line, #cybersecurity, #linux, #macOS, #unix

  • Compressing and uncompressing directories from the command line

    Compressing and uncompressing directories from the command line

    Maria D. Campbell

    How to compress and uncompress directories from the command line and why one way may be preferable over another.

    #command line, #compressing directories, #macOS, #tar, #unix