The mailing list for listmasters using Sympa

["Roger B.A. Klorese" <address@concealed>]

On 3/9/14, 8:11 PM, IKEDA Soji wrote:
> Hi,
>
> On Sun, 09 Mar 2014 08:51:04 -0700
> "Roger B.A. Klorese" <address@concealed> wrote:
>
>> On 3/9/14, 1:08 AM, IKEDA Soji wrote:
>>> I think of "lock-out" feature on one-time ticket.
>>>
>>> For example, once a user follows the ticket link, hereafter only
>>> her/his client will be allowed: any acceses from other IP will be
>>> refused.
>>>
>>> Such feature may work well in unversity/enterprise cases: Each
>>> clients are often expected to be assigned fixed IPs.  However, it
>>> can be helpless in NPO or personal cases: commercial providors
>>> frequently update lease of IPs.
>>>
>>> The second-best I can think out is locking-out based on cookie.
>>> once a user follows the link, only accesses with same session cookie
>>> will be allowed as long as session continues.
>>>
>>> Is such features promising?
>>>
>>>
>> Since those explicitly don't support the anti-spam filter case, not
>> really for me...
> That's right.  In such case, how about blocking accesses to ticket
> URLs from anti-spam service, using HTTP server?
>

I have no way of knowing the IP address of every anti-spam/anti-malware
service that my clients might use, and for that matter, theor
list-owners may be based anywhere, and their accounts might use a
service, or even an in-house appliance.