RE: [PHP-DB] md5() function

Thanks every body for your replies!! It is clear to me that I can not reverse a hased string!! Thanks!!! Guirao -----Original Message----- From: Jason Gerfen [mailto:jason.gerfen@scl.utah.edu] Sent: Lunes, 14 de Enero de 2008 02:04 p.m. Cc: php-db@lists.php.net Subject: Re: [PHP-DB] md5() function Steven Cruz wrote: > Hello; > > I maybe wrong, but I believe it is one way. What you need to do is take > your input and encrypt it and check if matches your current encrypted > value. :) > > peace and hugs. > > Miguel Guirao wrote: >> Hi!! >> >> I'm using the md5() function to encrypt a password and store it into a >> database. Now I want to retrieve that MD5 password and convert it into >> it's >> human readable condition. >> Is there a function opposite to md5()?? >> >> Best Regards, >> >> M Guirao >> >> > If you want to do a comparison on the md5() hash you just created you could always run your SQL query like: SELECT * FROM table WHERE password = md5( $password ) LIMIT 1; That will return a true or false value based on the md5() hash of the $password var. But you cannot reverse the md5 hash to obtain the original value unless you perform a crack on it using software available software. I think what you are looking for is the base64_encode() and base64_decode() functions which will perform a simple encoding of data. -- Jason Gerfen "I practice my religion while stepping on your toes..." ~The Ditty Bops -- PHP Database Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php