On Wed, Mar 9, 2011 at 11:32 AM, Pure J <[email protected]> wrote:
> I am doing an update on my application. I would like to sign it and
> publish
> However, when doing the process of jarsigner. It prompt me for the
> passphrase, unluckily , I forgot the passphrase.
> So, I would like to have some advice on it.
>
> 1) Is it possible to recovery/reset the passpharse of the keystore.

Write a program to brute force it, start it and keep your fingers crossed :)

Someone already reverse-engineered it for your convenience:

http://metastatic.org/source/JKS.html

Might take some time, depending on how long your password was.
If you remember *exactly* how long it was, that would make things easier.

Just another proof that the current scheme is broken.
(see the 'A Cautionary Tale: Backup your Keystore' thread)

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