Autenticazione a due fattori: differenze tra le versioni

* [[Buffer (applicazione)|Buffer]]<ref>{{citeCita web|lastcognome=Belle Beth Cooper|titletitolo=Introducing 2 Step Login for Buffer: The safest social media publishing on the web|url=http://blog.bufferapp.com/introducing-the-safest-social-media-publishing-on-the-web|publishereditore=The Official Bufferapp Blog|accessdateaccesso=November 26, novembre 2013}}</ref>

* [[Microsoft]]<ref>{{citeCita web|lastcognome=Eric Doerr|titletitolo=Microsoft Account Gets More Secure|url=http://blogs.technet.com/b/microsoft_blog/archive/2013/04/17/microsoft-account-gets-more-secure.aspx|publishereditore=The Official Microsoft Blog|accessdateaccesso=24 Octoberottobre 2013}}</ref>