How to set up two-factor authentication on all your online accounts

Almost any account you have on the Internet is likely to be pirated. After numerous widespread violations in recent years, technology companies are now working together to develop a standard that would make passwords a thing of the past, replacing them with more secure methods such as biometric or PIN-based logins. they do not require the transfer of data over the Internet. Internet.

But while those standards continue to be adopted, the next best way to protect your accounts is two-factor authentication, or 2FA. This is a process that gives the web services secondary access to the owner of the account (you) to verify a login attempt. Normally, this implies a telephone number and / or an email address. Here's how it works: When you log in to a service, use your mobile phone to verify your identity by clicking on a text / email link or by typing in a number sent by an authentication application.

What is authentication data? apps?

Authentication applications are considered to be more secure than text messages; In addition, they offer flexibility when you travel to a place without cellular service. Popular options include Authy, Google Authenticator, Microsoft Authenticator or HDE OTP (only for iOS). These applications mostly follow the same procedure when adding a new account: scan a QR code associated with your account and save it in the application. The next time you log in to your service or application, you will be asked for a numeric code; simply open the authentication application to find the randomly generated code to pass the security.

While 2FA (through text, email or an authentication application) does not completely hide it from possible hackers, it is an important step to prevent Your account is not accessed by unauthorized users. Here's how to enable 2FA in your web accounts.


Two-factor authentication is currently offered to Apple users on iOS 9 or MacOS X El Capitan or later. (We do not make the rules!)


The steps are slightly different depending on the update of your iOS software. For those who use iOS 10.3 or later, you can enable 2FA on your Apple ID by going to Settings> [Your Name]> Password and security. Turn on 2FA to receive a text message with a code each time you log in.

For those who use iOS 10.2 or earlier, the settings are in iCloud> Apple ID> Password and security.


Click on the Apple icon in the upper left corner of your screen, then click on System Preferences> iCloud> Account Details. (You can shorten this step a bit by typing "iCloud" using Spotlight.) Click on Security and you will see the option to activate 2FA.

The rest of the steps, from iOS or Mac, are the same. You can choose to have Apple send you a six-digit verification code by text message or by phone. You can also configure a physical security key here.


Instagram added 2FA to your mobile application in 2017, but now you can also activate it through the web.

To activate 2FA in your mobile application, go to your profile and click on the hamburger menu in the upper right corner. Search Configuration, then Privacy and Security. The menu item for two-factor authentication is found in the Security section.

From here, you can choose between verification based on text messages, a code sent to your authentication application or one of the recovery codes generated previously by Instagram. The latter is more useful if you travel in a place where you do not have a telephone service to receive text messages.


GIF by Amelia Krales / The Verge

To activate 2FA through the web, log in and go to your profile. Next to the name of your profile, there is a gear icon next to the Edit profile button. Clicking on this will open a configuration menu, where you can find the same Privacy and Security section as in the application. From here, you can activate 2FA and, as in the application, choose your verification method.



The way to access Facebook's 2FA configuration is a bit different in the application and on the web (and Facebook tends to update both designs often).

As of March 2019, you can access your privacy settings in the mobile application on both iOS and Android by clicking on the hamburger icon in the upper right corner and scrolling down to the bottom to find the Configuration and Privacy menu. Press Settings> Security and login. The 2FA option will be available in Additional security settings.

Like Instagram (they're part of the same company, after all), you can opt for a text message, an authentication application or recovery codes for verification.

On the web, click the arrow next to Help. Icon (a circle with a question mark inside) on the top right. Towards the bottom, you can find the Settings menu that can take you to the main page where you will find Security and Logon on the left side. Click on that and then look for the subsection Authentication of two factors. You can also add a security key login via USB or NFC here.

how to set up two factor authentication on all your online accounts

If you prefer not to use 2FA every time you log in from the same device (for example, your laptop or personal phone), you can also configure your trusted devices in the Authorized session initiation menu. This will allow you to skip 2FA for devices currently connected to your Facebook account. If you have logged into Facebook on a foreign device, for example, a hotel computer while on vacation, you can also revoke that access through this setting.

Also, for applications that do not support 2FA when logging in with a Facebook account (such as Xbox and Spotify), you can generate a unique password associated specifically with that account. Simply name the application, click on generate and save that password for the next time you have to log in.


In the mobile version of Twitter or in the browser version, click on your avatar profile and search for "Settings and privacy" "Menu. In the menu on the left, go to Account . Look for the Security subtitle, click on "Set up login verification" and follow the instructions.

Once everything is set up, Twitter will send a code number to your phone number when you want to log in. Recently, Twitter has also added support for security keys.

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As with other services mentioned above, you can generate a backup code to use when traveling and you will not have internet or cellular service.

If you have a verified Twitter You can see the option to create a temporary application password that you can use to log in from other devices. This can be used to log in to third party applications if you have them linked to your Twitter account. Note that the temporary password expires one hour after it is generated.


Go to the Amazon home page and sign in. Roll over Accounts and Lists and click on Your Account. At the top of the page will appear a box labeled Login and security; click on that and then click on the Edit button in Advanced Security Settings. (You can also navigate directly to that page by following this link).

Click on Start and Amazon will guide you through the process of registering your phone number, or you can choose to use your preferred authentication application by synchronizing it through a QR Code.

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You can also activate 2FA in the Amazon application of Android and iOS by touching the hamburger menu on the left side and finding Account> Login and security. The same Advanced Security Settings should be available for you to edit and alternate in 2FA.

how to set up two factor authentication on all your online accounts

Once your phone number or authentication application has been verified, you can select trusted devices to bypass 2FA or generate a code to log in through a mobile application.


The easiest way to activate 2FA on all of your Google accounts (ie Gmail, YouTube or Google Maps) is to go to the main 2FA homepage and click on Start. You will be asked to log in and then enter a phone number; You can then choose whether you want to receive the verification codes by text message or phone call. You can also choose to use messages that allow you to simply click "Yes" or "No" when a login attempt occurs, or generate a security key link.

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You can also generate backup codes for offline access. Google generates ten at a time and are designed to be single-use, so once you've used one, hit it (assuming you printed it) as it will no longer work.


From the main screen of the application camera, touch the icon of your profile and find the gear icon to access your settings. Select Login verification and choose to receive a text message or connect it to your authentication application.

Once 2FA has been enabled in your Snapchat account, you can add trusted devices or request a recovery code for when you are planning to be somewhere without cellular service. Unlike other services in this guide, Snapchat currently does not support logins of the security key.


To enable 2FA, you must first find the account configuration page. There are three ways to access this:

1) Click on your username in the upper left corner of the Slack application to open a drop-down menu and select "Profile and account". Your account information will now be displayed on the right side of the chat window. Under your avatar and next to the "Edit profile" button, click on the three-point icons for additional actions, and find "Open account settings".

2) Click on your own username in the chat window and select "Open account configuration".

3) Go directly to Ínes, 19659048. Once in the Account Settings page, you should see the option to activate 2FA in Password. However, if you do not see this available, check if your Slack account works. Some employers may use single sign-on services that avoid the need for 2FA, which removes this from the Slack account configuration page.

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However, if it is a personal Slack, click on Expand in section 2FA to verify your information via SMS or authenticator application. If you have multiple email addresses, you may need to select a default one in order to choose your preferred 2FA method.


Log in to your Microsoft account and look for the "Security Settings" menu. Find the "Two-Step Verification" section and click on the configuration link. They will guide you through the steps necessary to use your phone number, similar to the process described for the other services. For when you do not have cellular service, click on "Passwords of the application" to generate a one-time password to log in.


From your Dropbox homepage on the web, click on your avatar profile and look for Settings; Then go to the Security tab. Find verification in two steps; It will tell you the status of your 2FA. Activate or deactivate the function and choose to receive 2FA through a text or your authenticator application.

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Open WhatsApp and find the Settings menu below the top right burger icon. Search Account> "Two-Step Verification"> Activate. The application will ask you to enter a six-digit PIN to use as verification and, optionally, add an email address in case you forget your PIN.

Having an email associated with your WhatsApp account is important because the service will not allow you to verify again if you have used WhatsApp in the last seven days and have forgotten your PIN. Therefore, if you can not wait a week to re-verify for any reason, it is useful to have entered an email address so you can log in or disable 2FA. In the same way: be careful with emails that encourage you to deactivate 2FA if you did not request it yourself.


On the main Summary page, click on the gear icon and look for the Security tab. Find the section called "Two-Step Verification" and click on the Configure link. You will have the option to receive a text message or use an authentication application. (PayPal also offers you an authenticator application if you wish).

  PayPal 2FA Authentication 2FA

If you lose your phone, change the number or decide to revoke the authorization rights, return to this menu for settings.

Note that the interface is different if you use PayPal as a business account. From the main summary page, click on the gear icon to go to the configuration page. In Login and Security, look for the Security Key option to add your phone number or a security key as a 2FA method.


Smart home products like Nest are not exempt from piracy. For Nest, make sure your application is up to date on all your devices. Then, in the home screen, go to Settings> Account> Manage account> Account security, and select the two-step verification. Activate or deactivate the switch. A series of instructions will ask for your password, phone number and the verification code that will be sent to your phone.

Remember that all your devices will be closed automatically, so you will have to log in again using the two-step verification.

If all your family members do not have their own logins and have been using their own, it is a good idea to set them up with separate logins using the Family Accounts. Otherwise, when you attempt to log in using two-step verification, the necessary code will be sent to your phone, not your own.


Click on the hamburger icon on the top right and look for Settings. In Privacy, look for the Registration Lock to add a PIN of your choice. Signal requires that your PIN have at least four digits, and up to a maximum of 20 digits.

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When you first enable the record lock, Signal prompts you to enter your PIN within the first six and 12 hours after enabling it. The company says that this is designed to help you remember it through random repetition. Then, after the first day, you will be asked to enter it the next day, then in three days, and finally one last time after a full week.

If you forget your PIN and can not sign in to Signal, you will have to wait seven days of inactivity for your registration block to expire, after which you can log in to your application again to set up a new PIN. Those who are already using Signal actively will not have to worry about resetting the record lock, since that clock only starts when the application is not open.

Did we miss your favorite apps?

For services not listed in this guide, visit to find the application or service in question. This useful site links to all official guides for companies that support 2FA, and gives you the option to send a message to the company on Twitter, Facebook or email to add 2FA if you do not currently have it.

On a final note: while adding 2FA is excellent for an additional layer of security in all your accounts, remember to change and update your passwords regularly even with 2FA enabled, just to stay in top shape. If that is not your style, you can also use a password manager to take care of it automatically.

Update March 27, 2:10 PM, Eastern Time: This article has been updated to include updated information and screenshots.

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