lkml.org 
[lkml]   [2000]   [Jul]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    From
    Date
    SubjectRe: T13 SPEC and how to READ IT......
    In <20000725201630.E437@gnu.org> Adam Sampson (azz@gnu.org) wrote:
    > On Mon, Jul 24, 2000 at 02:17:42PM +0200, Matthias Andree wrote:
    >> So, there will still be ways to bypass Win98 or MacOS or whatever. When
    >> there is no 100% safe way that the OS can prevent
    >> RESERVED/ILLEGAL/whatever commands, why try to have the OS do it WHILE IT
    >> CANNOT 100% SUCCEED?

    > But there _is_ a 100% safe way: block raw access through other methods.

    Yeah ?

    > (Imagine an OS which ran everything under an emulated processor---it would
    > be easy to trap hardware accesses and validate them.)

    Trap - may be. Validate - hardly. Malicious IDE code is small enough to
    fit in boot sector. No how you'll distinguish good LiLo try to change
    boot sector from bad cracker ?

    > Linux is getting there; it's just not terribly convenient.





    -
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.rutgers.edu
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2005-03-22 13:57    [W:0.035 / U:0.380 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site