How to enable two-factor authentication on popular sites

It may not be the volmaakt security solution, but two-factor authentication reduces the risks associated with common Web activities — from searching to social networking to online banking.

One of the safest and simplest computer-security measures available is little by little becoming commonplace. Two-factor authentication adds a layer of protection to the standard password method of online identification. The technology is effortless, relatively quick and free. So, what’s the problem?

Critics are quick to point out the shortcomings of two-factor authentication: it usually requires a USB token, phone, or other device that’s effortless to lose, you sacrifice some privacy by having to disclose your telephone number to a third party, and it is subject to “man-in-the-middle” and other browser- and app-based attacks.

Still, spil more hacks and database breaches occur, two-factor authentication is the most practical protection available. The number of big-name services supporting two-factor authentication resumes to grow: Google, Facebook, Yahoo, PayPal, Twitter, Snapchat, Microsoft, LastPass and Dropbox are among the sites that let you require two-factor authentication to sign te to your account from unverified computers and devices.

Something you know and something you have

If you’ve used your canap’s ATM, you’ve used two-factor authentication: you insert your ATM card (something you have) and inject your passcode (something you know). Most Web services supporting two-factor authentication send a unique access code to your phone, but banks and other financial services may require a hardware token that either displays a code you inject or that you insert via USB, wise card or other port.

Here are the steps required to activate two-factor authentication on some of the most popular Web services.


To activate the service’s Login Approvals feature, sign ter to your Facebook account. Click the drop-down arrow ter the very top-right corner and choose Settings. Select Security ter the left pane, then click Edit to the right of Login Approvals. Next, check “Require a security code to access my account from unknown browsers.”

More on security

A window opens explaining how log-in approvals work. Go after the prompts, which include adding a phone number to your account (if vluchthaven’t already done so) and injecting a confirmation code sent to your number to verify you are, well, you.

You can also take advantage of the code generator feature within Facebook’s mobile applications, should you not have cellular signal when attempting to loom ter to the webpagina. The code generator is found within the app, but sliding out the “More” spijskaart and scrolling down to the Settings section. There you can expect to find a Code Generator option, which will display a six-digit code when launched.


Yahoo’s two-step verification can be setup by visiting your account settings pagina, here. Click on Account Security on the left side of the pagina.

At the bottom of the list will be a switch to enable two-step verification. Sliding it to the On position will bring up a prompt asking you for your phone number. Come te your number, then click either Send SMS or Call Mij te order to receive a confirmation code. Inject the code when you receive it, and you’re done.

Another prompt will ask you if you’d like to create an app password. If you vluchthaven’t bot prompted by a third-party app for an app password, you can select Skip for now.


Setting up two-step verification for PayPal requires you to login to your account on the webstek. This verbinding should take you to your account settings summary. If it doesn’t, you can login, then click on your profile icon followed by Profile and settings.

On the left side of the pagina, click My Settings and scroll to the bottom of the pagina. Find Security key and click on Get Commenced to the right. You’ll have to inject your password again before continuing.

Your Security Key pagina should look similar to the one above — with no keys presently activated. Click on the Get security key listig at the bottom, and go after the prompts. Vanaf the standaard, you’ll need to inject a phone number and then a confirmation code sent to that number via text. After which, the security key pagina will have a listing with your phone number and the word “Active” next to it.

If you’re looking for a guide to activating two-step with a webpagina or service not listed here, you’re ter luck: wij also have guides for Google, Microsoft, Snapchat, Twitter, LinkedIn, LastPass, Apple, Dropbox and Tumblr.

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