Ubuntu λͺ…λ Ήμ–΄ 정리(2)

2022-11-09
πŸ“‚ os > linux
🧢 #command

계정 κ΄€λ ¨ λͺ…λ Ήμ–΄

1. su

  • su만 μ‚¬μš©ν•  경우 : super user
  • su - [user name] : substitute user, μœ μ € μ „ν™˜. - λ‹€μŒμ— μ˜€λŠ” 이름이 μ „ν™˜ν•  μ‚¬μš©μžμ˜ 이름(곡백 ν•„μˆ˜!)
  • su - : su λͺ…λ Ήκ³Ό 달리, ν™˜κ²½λ³€μˆ˜λ“€λ„ root μƒνƒœλ‘œ μ „ν™˜λ¨
    1m3rri17@:~$ su           #root κ³„μ •μœΌλ‘œ μ „ν™˜
    2Password: 
    3root@:~# su - m3rri17    #user1 κ³„μ •μœΌλ‘œ μ „ν™˜
    4m3rri17@:~$

2. sudo

  • substitute user do
  • user둜 둜그인된 μƒνƒœλ‘œ μΌμ‹œμ μœΌλ‘œ root κΆŒν•œμœΌλ‘œ λͺ…령을 μ‹€ν–‰ν•˜κ³ μž ν•  λ•Œ μ‚¬μš©ν•¨

3. passwd

  • ubuntu 처음 μ…‹νŒ… ν›„ root 계정 λΉ„λ°€λ²ˆν˜Έ μ„€μ •
    1m3rri17@:~$ sudo passwd
    2[sudo] password for m3rri17:
    3Enter new UNIX password:
    4Retype new UNIX password:
    5passwd: password updated successfully
    6m3rri17@:~$
  • μ‚¬μš©μžμ— λŒ€ν•œ μ•”ν˜Έ λ³€κ²½
    1m3rri17@:~$ passwd m3rri17
    2Changing password for m3rri17.
    3Current password:
    4Enter new UNIX password:
    5Retype new UNIX password:
    6passwd: password updated successfully
    7m3rri17@:~$
/end of Ubuntu λͺ…λ Ήμ–΄ 정리(2)
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