I am storing all my passwords in the form hashed. I need to retrieve these passwords Eg
My password is ‘123456’ I save this as hashed ‘3453474852dfdsfdsfdf’ value.
I need to retrieve the original password from the hashed value. (Get Password).
How can I do that?. I am doing SHA1 hashing algorithm.
Two interesting articles on the topic: You’re Probably Storing Passwords Incorrectly and Rainbow Hash Cracking…
So it depends on what you plan to do (a password storage safe or storing password for users on a site, etc.). For the former usage, you can take a look at how KeePass works (it is open source).