Is it possible to add two-factor authentication for landlines? It could work the same way credit card activation works. To authenticate, you call the phone number provided.
I don't own a cell phone,so cell phone authentication is not an option. Sorry if I double-posted. I cannot find the post I just made. Not sure what happened. Thanks! Ed -- You received this message because you are subscribed to the Google Groups "Gmail-Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/gmail-users?hl=en. For more options, visit https://groups.google.com/groups/opt_out.
