[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [xmpp] 3921bis: probe + unavailable



On 1/28/10 3:08 PM, Dave Cridland wrote:
> On Thu Jan 28 21:57:53 2010, Ben Schumacher wrote:
>> As the person responsible for the offlist poking, I feel I should step
>> up and point out that stamping delay constitutes a presence leak. If I
>> had a privacy list that blocked you, Dave, from receiving my presence
>> while I'm online then I got offline and the server then decides to
>> respond to probes that indicate when I was last online, you now know
>> that I was online and trying to hide that fact from you.
>>
>>
> Yuck. Yes, and if you just noted that sometimes the server did include
> useful data, and sometimes it didn't, then you'd know whether the
> contact had been (or still is) online with a privacy list active.
> 
> How horrible that we need to throw away a perfectly good bit of
> functionality to satisfy privacy lists.

Well, you'll still know that the contact is offline, you just won't know
all the juicy details.

Peter

-- 
Peter Saint-Andre
https://stpeter.im/



Attachment: smime.p7s
Description: S/MIME Cryptographic Signature


Note Well: Messages sent to this mailing list are the opinions of the senders and do not imply endorsement by the IETF.