# Help with md5

**URL:** https://forum.kirupa.com/t/help-with-md5/235672
**Category:** Uncategorized
**Created:** [August 13, 2007, 11:27pm UTC](https://forum.kirupa.com/t/help-with-md5/235672 "2007-08-13T23:27:17Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![wo1olf](https://avatars.discourse-cdn.com/v4/letter/w/278dde/32.png) [@wo1olf](https://forum.kirupa.com/u/wo1olf)
#### Post date: [August 13, 2007, 11:27pm UTC](https://forum.kirupa.com/t/help-with-md5/235672/1 "2007-08-13T23:27:17Z")

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I have used md5(password) to register a user password. I gave him the option to change the password to another form, i want to un\_md5 his password and bring it to its original password, how can i do that ?