Two step authentication for dummies using Facebook
Two step authentication is not a stuff of science fiction Two step authentication/ verification is a security method where access to an account is granted only after two or more authentication factors/ information are provided. Our common understanding of securing access to an account is by setting up a Username and Password. Most people consider the username and password as two-factors for authentication and feel it is enough to provide proper security. This kind of understanding is wrong. Both your Username and Password are considered the same kind of authentication factor (Knowledge- something you know). The other two commonly used authentication factors are: i. Possession (something you have): an example of this is a hard token/ secure ID. ii. Inherence (something the user is): an example of this is a biometric scan like finger-print or retina-scan. Two step authentication/ verification utilizes a combination of two or more of the three authentication factors mentioned ab...
