Every one is quick to jump on Yubikey! I agree that the 2FA option is the strongest security posture you could elect for your Facebook account. But Yubikey 5 is not fully open sourced.  There is a new kickstarter campaign from SoloKeys that is bringing a fully open sourced FIDO2 ready security key.  Worth checking out

One thing to consider in regards to your choice of email is whether or not it offers a means of two factor authentication(2FA). Especially when you consider that many of us use our email account as a primary repository of all many different account resets for your other online applications. The truth is, those looking…