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On 04/29/2014 03:58 PM, Walter Dnes wrote: |
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> On Tue, Apr 29, 2014 at 01:32:46PM -0400, Rick "Zero_Chaos" Farina wrote |
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> |
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>> On 04/29/2014 12:27 PM, Walter Dnes wrote: |
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>>> |
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>>> Another couple of things I didn't realize. According to |
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>>> https://wiki.gentoo.org/wiki/Dm-crypt I have to build in support for the |
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>>> crypt target in the kernel. It also suggests |
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>>> <*> SHA224 and SHA256 digest algorithm |
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>>> |
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>>> Any comments on their strength? I'm not worried about the NSA or CSIS |
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>>> as much as opportunistic criminals. |
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>> |
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>> I use whirlpool. Why you ask? It sounds cool! Also it supported 512bit |
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>> which seems nice. |
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> |
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> Sorry to pester you, but I'm beginning to realize just how much is |
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> involved here that I'm a newbie at. Two more questions... |
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> |
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> 1) If multiple encryption algorithms are enabled in the kernel, how does |
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> the system decide which one to use? |
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|
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dmcrypt/luks stores the proper encryption algorithm, as long as the |
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correct one is supported you are all set. |
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> |
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> 2) I assume that if I want to use the same encrypted USB key on 2 or |
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> more machines, then the kernels of all the machines must be built with |
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> the same encryption algorithms? |
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> |
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No, but they do both need the encryption and hashing algorithm you are |
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using. |
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|
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- -Zero |
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