Hot answers tagged authentication
I had a similar issue and instead of receiving texts, I switched over to the Google Authenticator App on my phone (also works with other services besides Google, like GitHub for example). You should keep the backup codes anyway—they come in handy if you don't have your phone with you, you lose it, or your battery dies etc.
Are they seriously saying they're going to follow people and post tweets using my account without my intervention? The scope of the authorization is that should you authorize, they can tweet, follow, and update your profile. Note that it's they can, not that they will. Twitter's authorization scope allows for read-only, read+write, read+write+send dm ...
Let's just start with Twitter for the site that you mentioned weheartit.com If you don't how that login is provided. The site(weheartit.com) had created a twitter application at http://dev.twitter.com and made the app with read , write permissions. (You don't wanna get into the coding part unless you're a programmer). It is the same with Facebook, Google+ ...
I was able to work around this by turning on 2-step verification, setting up app passwords, then turning 2-step verification back off. When you turn it off, it asks if you want to clear verification data. I said no; I don't know whether that matters. After turning it off, the app passwords link is still available, and my applications still login fine.
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