[Linux] 리눅스 공부
1.[OverTheWire] Bandit Level 0 -> Level 1
리눅스 명령어에 대해 공부하고 싶어서 찾다보니 재밌게 게임을 통해 할 수 있다는 사이트를 찾았다. 리눅스 운영체제를 CTF 문제를 통해 쉽게 익히도록 도와주는 OverTheWire의 Bandit 문제들을 풀어보려고 한다.OverTheWire 홈페이지도메인과 포트도메인
2.[OverTheWire] Bandit Level 1 -> Level 2
Level GoalThe password for the next level is stored in a file called - located in the home directory➡️ dashed filnamecat < -cat ./-bandit2 : rRGizS
3.[OverTheWire] Bandit Level 2 -> Level 3
Level GoalThe password for the next level is stored in a file called spaces in this filename located in the home directorycat 'file name'cat file\\ na
4.[OverTheWire] Bandit Level 3 -> Level 4
Level GoalThe password for the next level is stored in a hidden file in the inhere directory.ls -albandit4 : 2EW7BBsr6aMMoJ2HjW067dm8EgX26xNe
5.[OverTheWire] Bandit Level 4 -> Level 5
Level GoalThe password for the next level is stored in the only human-readable file in the inhere directory. Tip: if your terminal is messed up, try t
6.[OverTheWire] Bandit Level 5 -> Level 6
🤔 문제 Level Goal The password for the next level is stored in a file somewhere under the inhere directory and has all of the following properties: hu
7.[OverTheWire] Bandit Level 6 -> Level 7
Level GoalThe password for the next level is stored somewhere on the server and has all of the following properties:owned by user bandit7owned by grou
8.[OverTheWire] Bandit Level 7 -> Level 8
Level GoalThe password for the next level is stored in the file data.txt next to the word millionthgrep "millionth" data.txtbandit8 : TESKZC0XvTetK0S9
9.[OverTheWire] Bandit Level 8 -> Level 9
Level GoalThe password for the next level is stored in the file data.txt and is the only line of text that occurs only oncesort : 주어진 파일의 텍스트를 정렬파일의 텍
10.[OverTheWire] Bandit Level 9 -> Level 10
Level GoalThe password for the next level is stored in the file data.txt in one of the few human-readable strings, preceded by several ‘=’ characters.
11.[OverTheWire] Bandit Level 10 -> Level 11
Level GoalThe password for the next level is stored in the file data.txt, which contains base64 encoded datagrep "=" data.txt | base64 -d Base64로 인코딩된
12.[OverTheWire] Bandit Level 11 -> Level 12
Level GoalThe password for the next level is stored in the file data.txt, where all lowercase (a-z) and uppercase (A-Z) letters have been rotated by 1
13.[OverTheWire] Bandit Level 12 -> Level 13
Level GoalThe password for the next level is stored in the file data.txt, which is a hexdump of a file that has been repeatedly compressed. For this l
14.[OverTheWire] Bandit Level 13 -> Level 14
Level GoalThe password for the next level is stored in /etc/bandit_pass/bandit14 and can only be read by user bandit14. For this level, you don’t get
15.[OverTheWire] Bandit Level 13 -> Level 14
Level GoalThe password for the next level is stored in /etc/bandit_pass/bandit14 and can only be read by user bandit14. For this level, you don’t get
16.[OverTheWire] Bandit Level 14 -> Level 15
Level GoalThe password for the next level can be retrieved by submitting the password of the current level to port 30000 on localhost.nc localhost 300
17.[OverTheWire] Bandit Level 15 -> Level 16
Level GoalThe password for the next level can be retrieved by submitting the password of the current level to port 30001 on localhost using SSL encryp