Writeup

Challenge Information Platform: OverTheWire (Bandit) Difficulty: Easy Category: Linux Overview The password for the next level is stored in the file data.txt and is the only line of text that occurs only once Solution SSH into machine on port 2220 with password from previous level. ssh -p 2220 bandit8@bandit.labs.overthewire.org For this we can use command uniq -c that gives all lines once and their count. uniq only works if duplicates are adjacent to each other. Therefore we first sort the lines in data.txt using sort command. Lastly we find the line with a count of 1 by using grep with "1 ". ...

Challenge Information Platform: OverTheWire (Bandit) Difficulty: Easy Category: Linux Overview The password for the next level is stored in the file data.txt next to the word millionth Solution SSH into machine on port 2220 with password from previous level. ssh -p 2220 bandit7@bandit.labs.overthewire.org Use grep to get the line with millionth in it. grep millionth data.txt Lessons Learned Use grep to filter for rows. Tools Used ssh grep ls

Challenge Information Platform: OverTheWire (Bandit) Difficulty: Easy Category: Linux Overview The password for the next level is stored somewhere on the server and has all of the following properties: owned by user bandit7 owned by group bandit6 33 bytes in size Solution SSH into machine on port 2220 with password from previous level. ssh -p 2220 bandit6@bandit.labs.overthewire.org Use find command with -size flag to specify file size. Use -exec flag to execute ls -al {} \; that gives the permissions and grep lines with “bandit7 bandit6”. ...

Challenge Information Platform: OverTheWire (Bandit) Difficulty: Easy Category: Linux Overview The password for the next level is stored in a file somewhere under the inhere directory and has all of the following properties: human-readable 1033 bytes in size not executable Solution SSH into machine on port 2220 with password from previous level. ssh -p 2220 bandit5@bandit.labs.overthewire.org Use find command with -size flag to specify file size and -executable for files that have user have execute permission for. Then we can use file -i to find file with charset ascii. ...

Challenge Information Platform: OverTheWire (Bandit) Difficulty: Easy Category: Linux Overview The 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 the “reset” command. Solution SSH into machine on port 2220 with password from previous level. ssh -p 2220 bandit4@bandit.labs.overthewire.org Use file command with -i flag to see type of the files. Find the file with ascii charset. ...