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Posted by on December 31, 2007, 8:47 pm
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On Jan 1, 1:19 am, amitava.bhattachar...@gmail.com wrote:
> Sorry for the late reply (year end celebrations :))!
>
> Yes, the older certificate's thumbprint matches the thumbprint in the
> encrypted files. When I double click on that certificate, in the
> General Tab it says "You have a private key that corresponds to this
> certificate." However, if I try to export it, I get the warning that
> only the certificate can be exported, since the associated private key
> can't be found.
>
> Guess I am screwed :)
>
> On Dec 29 2007, 10:37 pm, "Brian Komar"
>
> > Did any of the certificates in the certificate manager have a thumbprint
> > that matches the thumbprint reported by EFSINFO?
> > Brian
>
>
> > The Personal Certificate Manager shows two certificates. efsinfo also
> > verifies that the currently installed key fingerprint is different
> > from the key fingerprint in the encrypted files. Since I hadn't
> > encrypted anything since that unfortunate episode, I exported the
> > newer certificate and deleted it. Then to be doubly sure, I went to
> > User Options (as far as I remember, I used the User Options last time
> > too) and changed my password (to what it already is), logged off, and
> > logged in. Still no success :(
> > Windows complains that the private key associated with the older
> > certificate can't be found. I guess that is the reason why I'm having
> > no success, although why this should be so is beyond me.
> > Thanks for the help!
>
>
> > > If you really have changed the password back to what it was,
> > > in the same way (reset rather than change with providing of
> > > the old and the new), then perhaps you just have an extra EFS
> > > certificate that is now in the way.
> > > If you start / run certmgr.msc and look in the Personal cert
> > > store how many EFS certificates do you see?
> > > If more than one then you need to get the newer one out of the way.
> > > However, having a newer one means that you probably encrypted
> > > something after you had changed the password (and that would now
> > > be inaccessible due to the changed password). So, first you need
> > > to figure what the newer cert controls access to and get that in the
> > > clear unencrypted (change password back and then decrypt).
> > > Then for safety export the newer certificate. After that, delete the
> > > newer and change your password back to what was correct for
> > > the older certificate.
> > > In the future, change (not reset) your password so that this does
> > > not happen.
>
> > > Roger
>
>
>
> > > > Hi,
>
> > > > Sometime back, I had encrypted a folder on my hard drive. In between,
> > > > I changed my password. Obviously, I was denied access to those files
> > > > thereafter. So I went back and restored my previous password. Still, I
> > > > can't access the files. However, when I check Advanced Properties >
> > > > Encryption Attribute Details, my username is shown in the list of
> > > > users who have transparent access to the file(s). To add to my woes, I
> > > > didn't make a backup of the encryption certificate, and XP has no
> > > > default recovery agent, as I learned later.
> > > > Is there any way to recover these files? Or are they gone for good?
>
> > > > TIA!
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