Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS?

From	ANTant@zimage.com (Ant)
Subject	Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS?
Newsgroups	comp.sys.mac.system, alt.windows7.general
References	<_aqdnX7pDonIfOHLnZ2dnUU7-S2dnZ2d@earthlink.com> <n5jbud$hud$1@dont-email.me>
Message-ID	<urednbKi_tNk6eDLnZ2dnUU7-UWdnZ2d@earthlink.com> (permalink)
Date	2015-12-25 10:55 -0600

Cross-posted to 2 groups.

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> > I'm having problems with my 2 MS partitions in my external USB 2 TB WD 
> > Green HDD. I wanted to have 2 encrypted partitions (W7 EE SP1's 
> > BitLocker NTFS and HFS[Time Machine and manual Mac files]) and an 
> > unencrypted FAT (tried both FAT32 and exFAT). I had no problems 
> > (mak/creat)ing them. 
> > 
> > The problem is that Mac OS X v10.10.5 (Yosemite) thinks I have 2 FAT 
> > drives (only 1 should exist while other is NTFS (assuming cannot be read 
> > due to its BitLocker encryption which is fine to me)). If I connect it 
> > to a W7 laptop/notebook, then only FAT can be seen.
> > 
> > I tried reformatting the encrypted BitLocker NTFS to unencrypted FAT in 
> > Mac OS X's Disk Utility which can be seen in Mac, but W7 does't see it. 
> > I tried letting W7's Disk Management make this unallocated partition to 
> > a new simple volume (NTFS or exFAT -- tried both), but it said "The 
> > operation you selected will convert the selected basic disk(s) to 
> > dynamic disk(s). If you convert the disk(s) to dynamic, you will not be 
> > able to stat installed operating systems from any volume on the disk(s) 
> > (except the current boot volume). Are you sure you want to continue?" I 
> > tried Yes and its Virtual Disk Manager said "The operation is not 
> > supported by the object." :(
> > 
> > I tried deleting all partitions and told Mac OS X's Disk Utility to 
> > recreate the 3 partitions (unencrypted HFS+ & 2 MS FAT partitions) from 
> > scratch. Everything was fine when I checked between machines. I told W7 
> > to format a FAT partition into NTFS with BitLocker encryption. After it 
> > was done, I rechecked with Mac OS X. Partitions were fine (yes, I know 
> > Mac can't read BitLocker encryptions so that partition stays hidden). I 
> > told Mac OS X to do a very long encrypted Time Machine backup and 
> > manually copy some files into this encrypted HFS+ partition for hours. 
> > After that, I went back to W7 and it can't see my BitLocker partition 
> > (unallocated)!
> > 
> > http://i.imgur.com/tJ5wWz6.gif and http://i.imgur.com/KBwAEct.gif and 
> > for my 2 screen (shot/capture)s from both machine with the same external 
> > USB HDD connected.
> > 
> > What's going on? Does having 2 different encrypted partitions not work 
> > with each other? Or am I doing something wrong? :(
> > 
> > Thank you in advance. :)

> The disk in question is GPT.

> It's possible that an unallocated section of the disk,
> shows up as a "partition" under GPT. And that's where
> two FAT come from.

> I would try to apply labels to the partitions, so you
> have more landmarks when you're lost. For example,
> my C: partition might be "Win7" or "Win10" depending
> on what I was using. And since not all display routines
> actually have the ability to display the label, I also
> place a zero-sized file "IM_WINXP.txt" in the root
> of the partition. In that example, it allows me to unambiguously
> identify the partition based on contents. I need that if
> using the Kaspersky rescue CD (with AV scanner) and I want
> to be absolutely sure that the E: partition it has identified,
> is in fact my WinXP C: partition. By putting a single
> expressively named file in the partition at the root level,
> I can figure out where I am later.

> Always leave bread crumbs, for later.

I did that with text files and volume labels since I easily get 
confused. I find it weird that Mac doesn't see them from Windows. And 
then the same in reversed when I make them in Mac and WIndows can't see 
them.


> *******

> I like the Cygwin version of disktype.

> It's actually a small utility. It is available as source code.

> http://disktype.sourceforge.net/

> Being lazy, I don't really want to waste time building it
> from source. So I try to find "pre-baked" versions.

Where did you get those compiled binaries? I don't see them?
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Thread

Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? ANTant@zimage.com (Ant) - 2015-12-25 00:25 -0600
  Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? Jolly Roger <jollyroger@pobox.com> - 2015-12-25 07:39 +0000
    Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? ANTant@zimage.com (Ant) - 2015-12-25 10:47 -0600
      Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? Jolly Roger <jollyroger@pobox.com> - 2015-12-25 16:51 +0000
      Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? Alan Browne <alan.browne@freelunchvideotron.ca> - 2015-12-25 12:06 -0500
        Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? ANTant@zimage.com (Ant) - 2015-12-25 11:42 -0600
          Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? Alan Browne <alan.browne@freelunchvideotron.ca> - 2015-12-25 13:00 -0500
            Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? Ant <ant@zimage.comANT> - 2015-12-25 10:13 -0800
              Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? Alan Browne <alan.browne@freelunchvideotron.ca> - 2015-12-25 13:17 -0500
                Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? Ant <ant@zimage.comANT> - 2015-12-25 10:22 -0800
                Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? Alan Browne <alan.browne@freelunchvideotron.ca> - 2015-12-25 13:23 -0500
                Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? Ant <ant@zimage.comANT> - 2015-12-25 10:36 -0800
              Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? Jolly Roger <jollyroger@pobox.com> - 2015-12-25 18:23 +0000
  Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? Paul <nospam@needed.com> - 2015-12-25 07:16 -0500
    Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? ANTant@zimage.com (Ant) - 2015-12-25 10:55 -0600
    Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? Alan Browne <alan.browne@freelunchvideotron.ca> - 2015-12-25 12:18 -0500
      Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? Paul <nospam@needed.com> - 2015-12-25 17:56 -0500
  Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? Lewis <g.kreme@gmail.com.dontsendmecopies> - 2015-12-25 23:31 +0000
    Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? ANTant@zimage.com (Ant) - 2015-12-26 21:21 -0600
  Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? ANTant@zimage.com (Ant) - 2015-12-28 19:09 -0600
    Re: Can't have both encrypted Mac's HFS+ & MS W7 EE SP1's BitLocker NTFS? ANTant@zimage.com (Ant) - 2015-12-28 21:09 -0600

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