Network System Laboratory - Source of John the Ripper

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Go to John the Ripper.

** John the Ripper Password Cracker [#zf19e0ac]
*** Link [#k6d6d0db]
- http://www.openwall.com/john/
#br
*** Compile [#p828a9d7]
 # wget https://www.openwall.com/john/k/john-1.9.0-jumbo-1.tar.xz
 # xzcat john-1.9.0-jumbo-1.tar.xz |tar xfv -
 # cd john-1.9.0-jumbo-1
 # cd src
 # ./configure
 # make

**** old john-1.8.0 [#b0685b6e]
 # wget www.openwall.com/john/j/john-1.8.0.tar.xz
 # xzcat john-1.8.0.tar.xz |tar xfv -
 # cd john-1.8.0
 # make
 # make linux-x86-64

*** Exec [#bd2cf77f]
**** 混成パスワードファイル [#a3cd87ae]
  ./john ../../pass
  ./john ../../pass  --format=crypt
  ./john ../../pass  --format=sha256crypt
  ./john ../../pass  --format=sha512crypt

**** Simple [#ub9dadf9]
 # cd ../run
 # cp /etc/shadow .
 # ./john shadow
 or 
 # ./john --format=crypt shadow
#br

**** Kali Linux などでインストール済みの場合 [#h1f206da]
 # gcc crypt.c -o crypt -lcrypt
 # ./crypt >|pass
 # cat pass
 # rm ~/.john/john.pot
 # john pass --format=crypt
**** crypt.c [#u527fba9]
 #include <stdio.h>
 #include <crypt.h>
 void main(void)
 {
   char* x;
   x = crypt("apple", "$5$5rbD1QMx$");            // SHA-256
   printf("%s\n", x);
   x = crypt("green", "$5$5rbD1QMx$");            // SHA-256
   printf("%s\n", x);
   x = crypt("black", "$6$5rbD1QMx$");            // SHA-512
   printf("%s\n", x);
   x = crypt("hsue,dxurrwe86", "$6$5rbD1QMx$");   // SHA-512
   printf("%s\n", x);
 }

*** Demo [#w9c6fb65]
- デモ等で再解析する場合は ''john.pot'' を消す．
- john.pot にはこれまでの結果が入っている．
#br

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Backup list of John the Ripper
Backup source of John the Ripper(No. All)
- 1: 2011-10-15 (Sat) 17:12:10 iseki
- 2: 2011-10-15 (Sat) 17:18:39 iseki
- 3: 2016-10-30 (Sun) 14:59:26 iseki
- 4: 2019-11-10 (Sun) 13:55:20 iseki
- 5: 2020-11-01 (Sun) 19:34:15 iseki
- 6: 2020-11-02 (Mon) 13:30:15 iseki
- Cur: 2023-10-04 (Wed) 19:28:51 iseki

Source of John the Ripper

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