[MacTUG] OmniPrint - UW wireless printing tutorial

Mike Patterson mpatterson at uwaterloo.ca
Mon May 30 10:05:58 EDT 2011


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I'm not sure it'll push the credentials, given the campus boundary
blocks on SMB. It would need to establish a TCP connection first, which
it can't, because SYN to all related destination ports is blocked.

While it's still a concern if credentials are potentially passed
cleartext, it _shouldn't_ be a problem from off-campus.

(I'm not sure about the details of the rest of Don's question, "is it
getting pushed each time," and I've been away so I'm not positive if
it's been answered, email backlog...)

On 2011/05/26 9:51 AM, Donald Duff-McCracken wrote:
> OK, so let me get this straight. A user sets up a printer on a secure
> network and it is passing their password, which hopefully is not an issue,
> and hopefully no one is casually watching them type it in (in clear text).
> 
> A month later (or whatever), the user is sitting somewhere off campus and
> hits the print command, without thinking too much about password security
> -- despite having read Marlon's reasonably worded warning, way back when
> they set up the printer. Are going to be passing that password each time
> they print?
> 
> Am I right that the password is being pushed every time you print, or
> 'merely' when you make the printer connection initially? If it is getting
> pushed each time they print, my concerns over passwords being sent
> unencrypted rises exponentially.
> 
> don
> 
> ------------------------------------
> Donald Duff-McCracken
> Technical Services Manager
> Mapping, Analysis & Design
> Faculty of Environment
> University of Waterloo
> (519) 888-4567 x32151
> http://www.environment.uwaterloo.ca/computing/people/don.html
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> 
> 
> On 11-05-26 9:39 AM, "Ian Turner" <iturner at uwaterloo.ca> wrote:
> 
>> yes - not available to undergrads
>>
>> On 2011/05/26 09:36 , Matthew Oliver wrote:
>>> The campus VPN service/project won't be available to undergrads as I
>>> understood?
>>> Am I incorrect in that assumption?
>>>
>>>
>>> On 2011-05-26, at 9:33 AM, Dani Roloson wrote:
>>>
>>>>> I'm guessing that using the SMB protocol here
>>>>> would prevent any such off campus printing?
>>>>
>>>> Set up a VPN to use SMB from off-campus.
>>>>
>>>> http://ist.uwaterloo.ca/cs/vpn/index.html#toc-connecting-mac
>>>>
>>>> Dani
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- -- 
Like most computer techie people, I'll happily spend 6 hours trying
figure out how to do a 3 hour job (which only needs to be done once)
in 10 minutes.  - James Cort
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