독학두비니

War Games/Bandit - OverTheWire

[Bandit-OverTheWire] Level 18 -> Level 19

Bandit Level 18 → Level 19 Level Goal The password for the next level is stored in a file readme in the homedirectory. Unfortunately, someone has modified .bashrc to log you out when you log in with SSH. Commands you may need to solve this level ssh, ls, cat 접속 접속 : ssh bandit18@bandit.labs.overthewire.org -p2220 pw : kfBf3eYk5BPBRzwjqutbbfE887SVc5Yd readme라는 파일을 읽으면 비밀번호를 알아낼 수 있습니다. 그러나 .bashr..

War Games/Bandit - OverTheWire

[Bandit-OverTheWire] Level 17 -> Level 18

Bandit Level 17 → Level 18 Level Goal There are 2 files in the homedirectory: passwords.old and passwords.new. The password for the next level is in passwords.new and is the only line that has been changed between passwords.old and passwords.new NOTE: if you have solved this level and see ‘Byebye!’ when trying to log into bandit18, this is related to the next level, bandit19 Commands you may nee..

War Games/Bandit - OverTheWire

[Bandit-OverTheWire] Level 16 -> Level 17

Bandit Level 16 → Level 17 Level Goal The credentials for the next level can be retrieved by submitting the password of the current level to a port on localhost in the range 31000 to 32000. First find out which of these ports have a server listening on them. Then find out which of those speak SSL and which don’t. There is only 1 server that will give the next credentials, the others will simply ..

War Games/Bandit - OverTheWire

[Bandit-OverTheWire] Level 15 -> Level 16

Bandit Level 15 → Level 16 Level Goal The password for the next level can be retrieved by submitting the password of the current level to port 30001 on localhost using SSL encryption. Helpful note: Getting “HEARTBEATING” and “Read R BLOCK”? Use -ign_eof and read the “CONNECTED COMMANDS” section in the manpage. Next to ‘R’ and ‘Q’, the ‘B’ command also works in this version of that command… Comma..

War Games/Bandit - OverTheWire

[Bandit-OverTheWire] Level 14 -> Level 15

Bandit Level 13 → Level 14 Level Goal The 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 the next password, but you get a private SSH key that can be used to log into the next level. Note: localhost is a hostname that refers to the machine you are working on Commands you may need to solve this level ssh, tel..

War Games/Bandit - OverTheWire

[Bandit-OverTheWire] Level 13 -> Level 14

Bandit Level 13 → Level 14 Level Goal The 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 the next password, but you get a private SSH key that can be used to log into the next level. Note: localhost is a hostname that refers to the machine you are working on Commands you may need to solve this level ssh, tel..

War Games/Bandit - OverTheWire

[Bandit-OverTheWire] Level 12 -> Level 13

Bandit Level 12 → Level 13 Level Goal The 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 level it may be useful to create a directory under /tmp in which you can work using mkdir. For example: mkdir /tmp/myname123. Then copy the datafile using cp, and rename it using mv (read the manpages!) Commands you may n..

War Games/Bandit - OverTheWire

[Bandit-OverTheWire] Level 11 -> Level 12

Bandit Level 11 → Level 12 Level Goal The 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 13 positions Commands you may need to solve this level grep, sort, uniq, strings, base64, tr, tar, gzip, bzip2, xxd Helpful Reading Material Rot13 on Wikipedia 로그인 접속 : ssh bandit11@bandit.labs.overthewire.org -p2220 pw :..

War Games/Bandit - OverTheWire

[Bandit-OverTheWire] Level 10 -> Level 11

Bandit Level 10 → Level 11 Level Goal The password for the next level is stored in the file data.txt, which contains base64 encoded data Commands you may need to solve this level grep, sort, uniq, strings, base64, tr, tar, gzip, bzip2, xxd Helpful Reading Material Base64 on Wikipedia 로그인 접속 : ssh bandit10@bandit.labs.overthewire.org -p2220 pw : truKLdjsbJ5g7yyJ2X2R0o3a5HQJFuLk data.txt안에 base64가..

War Games/Bandit - OverTheWire

[Bandit-OverTheWire] Level 9 -> Level 10

Bandit Level 9 → Level 10 Level Goal The password for the next level is stored in the file data.txt in one of the few human-readable strings, preceded by several ‘=’ characters. Commands you may need to solve this level grep, sort, uniq, strings, base64, tr, tar, gzip, bzip2, xxd 로그인 x 접속 : ssh bandit9@bandit.labs.overthewire.org -p2220 pw : UsvVyFSfZZWbi6wgC7dAFyFuR6jQQUhR 문자 '='앞에 비밀번호가 있다고 하네..

War Games/Bandit - OverTheWire

[Bandit-OverTheWire] Level 8 -> Level 9

Bandit Level 8 → Level 9 Level Goal The password for the next level is stored in the file data.txt and is the only line of text that occurs only once Commands you may need to solve this level grep, sort, uniq, strings, base64, tr, tar, gzip, bzip2, xxd Helpful Reading Material Piping and Redirection 딱 한번만 등장하는 문자열을 찾으라고 합니다. 저는 sort와 uniq를 이용하여 구분하였습니다. 참고 : linuxmadang.tistory.com/entry/linux%E..

War Games/Bandit - OverTheWire

[Bandit-OverTheWire] Level 7 -> Level 8

Bandit Level 7 → Level 8 Level Goal The password for the next level is stored in the file data.txt next to the word millionth Commands you may need to solve this level grep, sort, uniq, strings, base64, tr, tar, gzip, bzip2, xxd bandit7@bandit:~$ ls data.txt ㅖ.... 실행시키면 미친 양의 텍스트가 뿜어져 나옵니다. millionth라는 단어 옆에 있는 값이 password라고 했으니까, 단어를 기준으로 찾아줄 명령어를 찾아봅시다. 저는 grep이라는 명령어를 사용했습니다. bandit7@bandit:~..