Re: Ask HN: How does Instagram know who I am on Facebook? #11 Post by [deleted] » Sat, Sep 29, 2018, 4:32 AM UTC [deleted]
Re: Ask HN: How does Instagram know who I am on Facebook? #12 Post by pookeh » Sun, Sep 30, 2018, 5:24 AM UTC Your wifi id, private ip and public ip.