On Fri, Sep 13, 2024 at 10:30:11AM +0200, Roberto Sassu wrote: > > The second problem is, assuming that the task is verified through other > means other than PGP (but again, we are still relying on the public > crypto functionality to be performed by the kernel, for this to work), > that I didn't get a confirmation that user space can have equivalent > isolation guarantees as the kernel: > > https://lore.kernel.org/linux-integrity/eb31920bd00e2c921b0aa6ebed8745cb0130b0e1.camel@xxxxxxxxxxxxxxx/ > > > Please, keep in mind that I already proposed what you suggested: > > https://lore.kernel.org/linux-kernel/20230317145240.363908-1-roberto.sassu@xxxxxxxxxxxxxxx/#r > > > After discussing with some kernel developers, the outcome was that a > better choice would be to put the code in the kernel, if I want > reasonable tamperproof guarantees. Where is this discussion? I clicked through the two links above and everyone seems to agree that putting it in user-space is a good idea. Thanks, -- Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt