state of the art WRT encrypted filesystems?

[Robin Laing]

Tom Horsley wrote:
>>   what's on the leading edge regarding encrypted filesystems on linux
>> these days?  everything suggests ecryptfs, but i just want to know
>> what the other viable (and relatively modern) alternatives are.
>> thanks.
> 
> I like truecrypt for its fanatical features, but it is a pain
> in the patoot to keep the driver up to date because it won't
> build with just the normal kernel-devel package installed, you
> have to dig up the full kernel source to get a header it needs.
> 
> For details see: http://www.truecrypt.org/
> 

I am fighting with that now on an FC7 machine.  I need "sparse" 
installed to get the kernel to rebuild.  Tried to install sparse and it 
won't.

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Robin Laing