[LINK] How does LinkedIn know my contacts?
Roger Clarke
Roger.Clarke at xamax.com.au
Mon Feb 11 14:33:38 AEDT 2013
At 14:19 +1100 11/2/13, Paul Brooks wrote:
>LinkedIn , as many social networks do, allows a user to upload their
>entire email
>address book so that the social network site can identify other
>members that the user
>might want to connect with.
How did I miss that one??
I guess 'cos I wrote about it so long ago - 9 yrs and 1 wk:
http://www.rogerclarke.com/DV/ContactPITs.html
_______________________________________________
>Those people you are being 'offered' have probably done this, and if
>your email
>address was in their contact list or email address book, then
>LinkedIn now knows that
>they have communicated with you at some stage, having matched one of
>the addresses in
>their list with your registered email address.
>
>> How is it doing this? I have never given LinkedIn a direct link
>> (that I know of) to my email contacts or used it anywhere except
>>to login once
>> or twice to TheConversation.edu.au for example.
>The thing about email contacts is a two-way relationship. You
>haven't given LinkedIn
>your email contacts - but these people you have corresponded with
>have given LinkedIn
>theirs, and your address was in there.
>
>Paul.
>_______________________________________________
>Link mailing list
>Link at mailman.anu.edu.au
>http://mailman.anu.edu.au/mailman/listinfo/link
--
Roger Clarke http://www.rogerclarke.com/
Xamax Consultancy Pty Ltd 78 Sidaway St, Chapman ACT 2611 AUSTRALIA
Tel: +61 2 6288 1472, and 6288 6916
mailto:Roger.Clarke at xamax.com.au http://www.xamax.com.au/
Visiting Professor in the Faculty of Law University of NSW
Visiting Professor in Computer Science Australian National University
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