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Groups > comp.os.linux.misc > #90353

Re: /dev/tcp

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On 2026-08-22 04:57, c186282 wrote:
> On 8/21/26 08:54, The Natural Philosopher wrote:
>> On 20/08/2026 18:02, c186282 wrote:
>>> Other odd Linux tricks - how many know you can
>>>    read/write to a disk drive that has no file
>>>    system ?
>> Of course. Done all the time with floppies
>>
>> Just write to the raw device.
>>
>> After all, at some level some part of Linux has to do that anyway even 
>> if it is writing to a file.
> 
>    It used to be popular for holding the max amount
>    of binary data - no space wasted with the file
>    system setup.
> 
>    A few years back I leveraged it for a disk-wipe
>    program. Problem was that disks have become SO
>    huge ... had to use M$ 128/256-bit var classes to
>    access the whole thing.
> 
>    E-Disks ... can't REALLY wipe 'em alas. There
>    are hidden buffers plus the wear-leveling scheme
>    gets in the way. You wipe 'em the Hillary Clinton
>    way - HAMMER  :-)

Instead, use encryption, on the device or the partitions.

-- 
Cheers, Carlos.
ES🇪🇸, EU🇪🇺;

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Thread

/dev/tcp Eli the Bearded <*@eli.users.panix.com> - 2026-08-19 21:20 +0000
  Re: /dev/tcp Richard Kettlewell <invalid@invalid.invalid> - 2026-08-19 23:53 +0100
  Re: /dev/tcp Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-08-19 23:42 +0000
    Re: /dev/tcp Eli the Bearded <*@eli.users.panix.com> - 2026-08-20 00:59 +0000
      Re: /dev/tcp Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-08-20 03:59 +0000
        Re: /dev/tcp Nuno Silva <nunojsilva@invalid.invalid> - 2026-08-20 10:10 +0100
        Re: /dev/tcp Eli the Bearded <*@eli.users.panix.com> - 2026-08-20 18:15 +0000
          Re: /dev/tcp Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-08-20 23:30 +0000
            Re: /dev/tcp Nuno Silva <nunojsilva@invalid.invalid> - 2026-08-21 01:18 +0100
            Re: /dev/tcp Marc Haber <mh+usenetspam2616@zugschl.us> - 2026-08-21 09:52 +0200
              Re: /dev/tcp Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-08-21 08:12 +0000
                Re: /dev/tcp Marc Haber <mh+usenetspam2616@zugschl.us> - 2026-08-21 11:16 +0200
                Re: /dev/tcp Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-08-21 22:57 +0000
                Re: /dev/tcp Marc Haber <mh+usenetspam2616@zugschl.us> - 2026-08-22 06:17 +0200
              Re: /dev/tcp c186282 <c186282@nnada.net> - 2026-08-21 21:50 -0400
  Re: /dev/tcp Rich <rich@example.invalid> - 2026-08-20 13:50 +0000
    Re: /dev/tcp c186282 <c186282@nnada.net> - 2026-08-20 13:02 -0400
      Re: /dev/tcp Rich <rich@example.invalid> - 2026-08-20 18:26 +0000
      Re: /dev/tcp The Natural Philosopher <tnp@invalid.invalid> - 2026-08-21 13:54 +0100
        Re: /dev/tcp c186282 <c186282@nnada.net> - 2026-08-21 22:57 -0400
          Re: /dev/tcp "Carlos E.R." <robin_listas@es.invalid> - 2026-08-22 21:47 +0200
      Re: /dev/tcp Geoff Clare <geoff@clare.See-My-Signature.invalid> - 2026-08-21 13:41 +0100
        Re: /dev/tcp Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-08-21 22:58 +0000
        Re: /dev/tcp c186282 <c186282@nnada.net> - 2026-08-21 22:28 -0400
    Re: /dev/tcp Eli the Bearded <*@eli.users.panix.com> - 2026-08-20 18:22 +0000
      Re: /dev/tcp The Natural Philosopher <tnp@invalid.invalid> - 2026-08-21 13:57 +0100

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