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Author Topic: John the Ripper - password cracker  (Read 2235 times)
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sabertooth
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mysql killer


« on: December 27, 2006, 08:21:59 AM »

John the Ripper este o aplicatie care are ca principal scop spargerea de parole folosind dictionare, precum si "brute force"(*). Aceasta aplicatie "cunoaste" mai multi algoritmi de hash, cei mai importanti avandu-i incorporati builtin, iar altii putand fi adaugati ca patch-uri.

Aplicatie Windows echivalenta: John the Ripper(**)

HomePage:
http://www.openwall.com/john/

DownLoad:
http://www.openwall.com/john/f/john-1.7.2.tar.gz si semnatura http://www.openwall.com/john/f/john-1.7.2.tar.gz.sign

Licenta:
Soft open source(GPL), dar pentru persoane care-l vor compilat gata pentru SO-ul lor trebuie dati niste bani pentru versiunea Pro care vine la pachet cu mai multe "bunatati".
http://www.openwall.com/john/pro/

Platforme:
- Unix (11 suportate oficial pe diferite platforme)
- Windows
- DOS
- BeOS
- OpenVMS

Author:
Solar Designer

Scopul declarat al acestei aplicatii este detectarea parolelor "slabe".

John the ripper vine cu cativa algoritmi de hash folositi uzual in mediul UNIX, Kerberos AFS si Windows NT/2000/XP/2003 LM hash-uri.
Alti cativa algoritmi au fost adaugati prin diverse contributii, care se manifesta prin realizarea unor patch-uri:
- http://jl.gailly.net/security/john-1.6.32-VMS-patch-5.tar.gz - http://jl.gailly.net/security/john-1.6.32-VMS-patch-5.tar.gz.sig
- http://jl.gailly.net/security/john-1_6_32-vms-5.zip - http://jl.gailly.net/security/john-1_6_32-vms-5.zip.sig
- http://www.openwall.com/john/contrib/john-ntlm-v03.diff.gz
- http://www.openwall.com/john/contrib/john-1.6.37-mscash-5.diff.gz
- http://www.openwall.com/john/contrib/john-1.6.skey.patch-1.gz
- http://www.openwall.com/john/contrib/john-1.6.37-krb5-1.diff.gz

Acestea sunt doar cateva din lista lunga de patch-uri.


Ultima versiune stabila 1.7.2

* - adaugire facuta la sugestia lui G.Ray caruia-i multumesc pe aceasta cale.
** - adaugire sugerata de gheorghe.
« Last Edit: December 27, 2006, 12:38:53 PM by sabertooth » Logged

Stercus accidit
G.Ray
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« Reply #1 on: December 27, 2006, 09:12:47 AM »

In afara de dictionar stie si brute force.
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gheorghe
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« Reply #2 on: December 27, 2006, 10:59:57 AM »

Merge si pe windows... cu cygwin parca.
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hydrarulz
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warning flame-war


WWW
« Reply #3 on: December 27, 2006, 01:05:24 PM »

e deja compilat pe windows, poti sa iei binarele.
e considerat printre cele mai rapide.

si are metode destul de unice de a modifica dictionarele. gen scoate vocalele, transcrie in limbaj leet,
multe alte modificari care ajuta la recuperarea de parole.
de asta mi-a placut foarte mult. si in combinatie cu dictionarul meu am reusit sa recuperez multe parole, chiar si in scopuri didactice Smiley
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