Linux-Libre and Trechearous Computing

Alexandre Oliva lxoliva at
Thu Feb 18 07:58:22 UTC 2010

On Feb 17, 2010, Ted Smith <teddks at> wrote:

> On Wed, 2010-02-17 at 02:21 -0200, Alexandre Oliva wrote:
>> On Feb 16, 2010, Ted Smith <teddks at> wrote:

>> Since their (non-Free) boot loader will refuse to boot up the kernel if
>> the boot partition isn't signed, Tivo prevents any unauthorized changes
>> to the system, without requiring a fully-frozen root filesystem.

> To maintain my point: if the non-free boot loader was replaced by a free
> one, we could strip out the other code that uses the TPM.

Yup.  As long as the replacement was still Free, i.e., not also Tivoized
by some earlier software loader.

> Non-free software is the problem, not the TPM.


> I feel that TPMs could still be very useful as a security device,

Likewise.  Useful for privacy, too.

AFAIK the origins of TPM research and development have little to do with
control *over* users.  And, even if it isn't so, it can still be put to
very good uses.

Trusted Computing is welcome, it's Treacherous Computing that's the

Alexandre Oliva, freedom fighter
You must be the change you wish to see in the world. -- Gandhi
Be Free! --   FSF Latin America board member
Free Software Evangelist      Red Hat Brazil Compiler Engineer

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