How to encrypt data?

luco
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How to encrypt data?

Postby luco » Sat Feb 27, 2016 11:43 am

Does Amahi provide any tools/apps to encrypt a hard drive? I couldn't find any references on the wiki or forums.
I'm looking for something like BitLocker for Windows.

Thanks.

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bigfoot65
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Re: How to encrypt data?

Postby bigfoot65 » Sat Feb 27, 2016 1:44 pm

No but Fedora may. You could try Veracrypt.
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luco
Posts: 47
Joined: Sat Oct 17, 2015 8:09 am

Re: How to encrypt data?

Postby luco » Sun Feb 28, 2016 10:02 am

Thank you.

Some more Linux newbie questions:
I am thinking through a strategy to protect my data, so I'd like to validate my assumptions. The data on the server under Amahi is protected from external access by Fedora/Linux user permissions etc., but there's nothing preventing anyone from physically reading the data if they were to remove the hard drive from the server and connect it to their own machine, correct?

Now, I plan to use an external USB drive for backup. Since that one can be easily taken and data on it accessed, I would like to encrypt at least that drive. Do any of the backup app options offer encryption of the backup files while still doing incremental backups?
Side question: for maximum compatibility, I plan to format the external drives using NTFS. Any reasons why I shouldn't? I understand that ext4 allows flexible file names and reduces fragmentation, but that should not be a concern on a backup drive that is accessed infrequently.

And final question about data:
If my server were to crash and I want to recover the data from my drives, which are ext4, how would I go about doing that? Can they simply be installed into a Windows client desktop and accessed with a 3rd party software that can read ext4 volumes under Windows? Or is there something I need to know about how Linux handles partitions and mounts etc. that would prevent this from being a simple physical swap and access?

Thank you.

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bigfoot65
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Re: How to encrypt data?

Postby bigfoot65 » Sun Feb 28, 2016 10:09 am

there's nothing preventing anyone from physically reading the data if they were to remove the hard drive from the server and connect it to their own machine, correct?
True.
Do any of the backup app options offer encryption of the backup files while still doing incremental backups?
The only one I can think of would be the crashplan App possibly. There is nothing out-of-the-box for Amahi that would accomplish it. The OS might have something, but not sure. You might need to use a third-party tool, possibly from a Windows client machine to copy files and encrypt them on your USB drive.
Can they simply be installed into a Windows client desktop and accessed with a 3rd party software that can read ext4 volumes under Windows?
Yes there are tools that allow you to read ext4 in Windows. However if the drive crashes, likely there will be corrupt files and or the drive might be unreadable. This is normal behavior no matter what the OS.
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