Is it still good practice to reinstall everything after you are owned?

[Georgi Guninski]

On Tue, Sep 19, 2017 at 01:57:33PM -0400, Travis Biehn wrote:
> Yes - in addition, since some attackers have been shown to compromise not
> only UEFI firmware, but also blobs in peripheral devices, a re-flashing of
> those components from HW land. In many cases, this type of recovery is
> 'impossible'.
> 
> Practically, individuals will take a stab on guessing attacker capability
> between; zero sophisticated persistence and h/w re-install survivability
> and act accordingly. It is difficult to get that right, if not impossible.
>

Thanks. I suppose it is safe guess that non-negligible part of the world
is persistently owned?