What is two-factor authentication?
Two-factor authentication adds a second level of authentication to an account log-in. When you have to enter only your username and one password, that's considered a single-factor authentication. 2FA requires the user to have two out of three types of credentials before being able to access an account. The three types are:
Wait, it's hard to use?
It definitely adds an extra step to your log-in process, and depending on how the account vendor, such as Twitter, has implemented it, it can be a minor inconvenience or a major pain. Much also depends on your patience and your willingness to spend the extra time to ensure a higher level of security.
"An attacker might be able to collect a cookie or an OAuth token from a website and essentially take over their session,". "So, 2FA is a good thing,It's done when you're logging into an account on your device."
Will two-factor authentication protect me?
Well, that's a loaded question when it comes to security.
It's true that two-factor authentication is not impervious to hackers. One of the most high-profile cases of a compromised two-factor system occurred in 2011, when security company RSA revealed that its SecurID authentication tokens had been hacked.two-factor offered more protection than logging in without it. "When you make an attack harder, you're disabling a certain subset of the hacker community.
How is 2FA vulnerable to hackers?
To hack two-factor authentication, the bad guys must acquire either the physical component of the log-in, or must gain access to the cookies or tokens placed on the device by the authentication mechanism. This can happen in several ways, including a phishing attack, malware or credit-card-reader skimming. There is a another way, however: account recovery.
How to use 2FA in our walkex.com
Select the profile tab (upper right-hand corner). then go for Security Tab.
In that we see 2FA section then get the chrome extension for 2FA in your browser or get the google authendicator app in your mobile.
To open your authenticator app and scan the above QRcode
In that we get 6-digit authenticate code, then enter that code on input box, and then click enable button to activate your Two-Factor-Authentication.
After that everytime during login in your account,you need to enter username, password with captcha. after the validation of given credentias, go for a 2FA page.
In that 2FA page, you need to enter 6-digit code,that get from your authenticator app. Then click to submit button and then you are logged in successfully