Python Magazine

[Mark Lawrence]

On 26/05/2013 02:58, Chris Angelico wrote:
> On Sun, May 26, 2013 at 11:54 AM, Roy Smith <roy at panix.com> wrote:
>> In article <7cd17be8-d455-4db8-b8d0-ccc757db5cff at googlegroups.com>,
>>   John Ladasky <john_ladasky at sbcglobal.net> wrote:
>>
>>> On Saturday, May 25, 2013 8:30:19 AM UTC-7, Roy Smith wrote:
>>>>  From my phone, I
>>>> can call any other phone anywhere in the world.  But I can't talk
>>>> directly to the file server in my neighbor's house across the street?
>>>
>>> Hmmm... I've been an advocate of IPv6, but... now you've got me thinking of
>>> what Iran's new cadre of hackers might do with it!  :^)
>>
>> You (like many people) are confusing universal addressability with
>> universal connectivity.  The converse of that is people confusing NAT
>> with security.
>>
>> Of course not every IPv6 endpoint will be able to talk to every other
>> IPv6 endpoint, even if the both have globally unique addresses.  But,
>> the access controls will be implemented in firewalls with appropriately
>> coded security policies.  Not as an accident of being behind a NAT box.
>
> To be more specific: The control of who can talk to whom is in the
> hands of the admins of the two endpoints and the nodes in between,
> rather than being arbitrarily in the hands of the technology. So I
> would be able to talk to the file server across the street, but only
> IF its admin lets me.
>
> ChrisA
>

By such means as leaving the top level admin password set to the factory 
default? :)

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Mark Lawrence