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Windows password cracking

How to crack windows password .

 Definitely…  We can windows password in a seconds...

Operating system password bypassing or cracking is very interesting topic for many people including me. Some people including me.

 Some people feel password can protect their confidential data . Infact that’s not true. If a system is in network or if someone could access it physically then they can access data. Ofcourse we are going to see some techniques of protecting them too .

  So let’s check…

   As we discussed in social engineering chapter the best place to save your password is your brain.
But what about computer which doesn’t have a brain like human. It has to save in its memory device . Almost all operating systems won’t save your password as it is ;
Because OS vendors know the hackers exist to see some ones password:P, So operating system encrypts password before saving it in the memory device .
All NT windows  operating system saves encrypted passwords in SAM file. It is located at OS installed
drive -> Windows ->System 32 -> config -> SAM
There are lots of crackers which take these hashes and break the passwords of your operating system. So let’s start exploring them.

Someof the popular password bypassers and cracker

  •  Konboot (Bypass password for MAC& windows)
  • Ophcrack
  • L0pthcrack.
  • Chntpw
  • Cain and able
  • John the ripper (JTH)
  • Hirenboot live DVD/CD
  • Sam inside, etc

 

Konboot

  This is one of my favourite tools which bypasses password of many windows system and MACOSx .

  You can download this tool from http://www.kon-boot.com/.

  2. Ophcrack .

   This is another fantastic tool which reveals passwords of your windows operating system with the help of dictionary attack or rainbow tables

This tool is also available as a suite in backtrack os. Let’s start cracking my OS password now.

Download from http://ophcrack.sourceforge.net

3.Cain and Able

 

    This is an sniffer cum cracker. One of the fastest and best tools among password cracker. It can crack windows , WEP,WPA passwords lots more..

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