can you explain how md5 encrypted passwords can be decrypted using rainbowtables...
On Mar 30, 12:39 am, Arjun S R <arjun1...@gmail.com> wrote: > On Sun, Mar 27, 2011 at 22:23, Anish A <aneesh...@gmail.com> wrote: > > The file is /etc/passwords > > > >But it is stored in one side encrypted form. That means, you cannot get > > back the >original password but you can check with the input to see whether > > the password is >correct or not. > > It is a one way hash > > >Seehttp://en.wikipedia.org/wiki/MD5for details about how it is encrypted. > > -- > > Regards, > > Anish A > > MD5 is not an encryption mechanism. Its a checksum mechanism. Moreover in > distro's like Ubuntu they use sha1sum or sha512 hash of the password. > > MD5 can be easily cracked using rainbow tables. > > /etc/password just has the metadata of the user. > /etc/shadow has the hash of the password. > > These two file can be given as the input of *John the Ripper* in order to > brute force. > > Arjun S R <arjun1...@gmail.com> > College Of Engineering,Trivandrum <http://www.cet.ac.in/home.php> > Facebook :http://www.facebook.com/Arjun.S.R > Twitter:http://twitter.com/Arjun_S_R -- "Freedom is the only law". "Freedom Unplugged" http://www.ilug-tvm.org You received this message because you are subscribed to the Google Groups "ilug-tvm" group. To control your subscription visit http://groups.google.co.in/group/ilug-tvm/subscribe To post to this group, send email to ilug-tvm@googlegroups.com To unsubscribe from this group, send email to ilug-tvm-unsubscr...@googlegroups.com For details visit the google group page: http://groups.google.com/group/ilug-tvm?hl=en
