49 votes

Google Apps: 2-factor verification code for brand new user?

Google has fixed this now. You can now go to Security > Basic Settings > Go to advanced settings to enforce 2-step verification. Then click New User enrollment period and set to 1 day. This will ...
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10 votes
Accepted

Why should I use the Google Authenticator app instead of SMS?

Authenticator works even when you don't have any sort of network available for your smartphone. I don't know about your mobile provider, but I don't trust mine to deliver SMS messages in anything ...
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  • 51k
8 votes

Can I have application-specific passwords without 2-step verification for my Google account?

I was able to work around this by turning on 2-step verification, setting up app passwords, then turning 2-step verification back off. When you turn it off, it asks if you want to clear verification ...
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7 votes
Accepted

How can I make LastPass trust a device for more than 30 days?

Trusted devices expiring after 30 days can be disabled in Advanced Settings. Login to LastPass. Open your LastPass Vault. Open Account Settings. Select Show Advanced Settings. Scroll down and select ...
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  • 3,322
7 votes
Accepted

Can't set up 2 step authentication on a Google Apps for Business account

That you aren't seeing the option to enable the 2-factor authentication in your settings page may indicate that the Administrator for your Google Apps for your domain hasn't enabled the feature to be ...
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6 votes
Accepted

How to activate 2-Factor Authorization with authenticator for a Google account?

Even to activate the Authenticator, first you need to complete SMS/Voice setup. Then, follow the directions for your type of device explained on Google Help page for 2-Step Verification. Read this ...
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  • 9,697
6 votes
Accepted

Gmail IMAP telling me to "please log in using your web browser"

While it may seem counter-intuitive, Google believes your IMAP client is a "less secure application" relative to your web browser. You must therefore Allow less secure apps: If you don't use 2-...
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  • 1,147
4 votes

Getting 2-factor Gmail authentication code from USA mobile number

It's likely that the number is only used to send you a code. I doubt you would be able to call the number to speak with someone. You should consider a hardware key like the Yubikey for a second ...
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4 votes
Accepted

What does a very long Google verification code mean?

I recently got a similar message, "Your Google verification code is" and then an unusually long verification code (much more than the normal six characters you get through 2 factor authentication). ...
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3 votes

Set up 2 factor authentication for Gmail but NOT Google Calendar?

I'm afraid not, no. 2-step verification is for your Google Account, not for any particular app. However, you should be able to create an app-specific password. These are special passwords for apps ...
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  • 51k
2 votes

Using “Google 2 Step Verification” while on vacation

I had a similar issue and instead of receiving texts, I switched over to the Google Authenticator App on my phone (also works with other services besides Google, like GitHub for example). You should ...
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  • 136
2 votes

Change Bitbucket login from username / password to login with Google

After logging in, head over to Connected accounts & click on Connect next to Google. Alternatively, at the Login page, if you login with Google, Bitbucket will offer to connect your existing ...
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  • 10.8k
2 votes

How do I turn on Twitter's two-factor authentication for multiple accounts and one mobile phone?

You can (now) use the same number for Login Verification (2FA)! Twitter Login Verification Article: Note: If you manage multiple accounts that use the same phone number, it is possible to use ...
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  • 842
2 votes
Accepted

How do I turn on Twitter's two-factor authentication for multiple accounts and one mobile phone?

You could work around this limitation by setting up additional SMS receiver services. Update: As @Saeed points out, Twitter now lets you use a Time-based One Time Password (TOTP) authentication app ...
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  • 2,390
2 votes

Trust a device for more then 30 days in Google Two-Factor Authentication

Google set this as an default value and didn't provide any option to change this settings. BUt you can give this as a product feedback where they will change it based on the number of request
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  • 1,047
2 votes
Accepted

How can I re-enable MFA challenges when I login?

Go to myaccount.google.com/security (or security.google.com). Click the 2-Step Verification option. You'll probably be prompted for your password to verify it's you. Scroll to the bottom to Devices ...
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  • 51k
2 votes

How to bypass Google login verification screen?

Choosing more options should let you send an email to a 'backup' account. Once you're logged in, try disabling 2-factor authentication
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  • 46
2 votes

How to enable two factor authentication in Office 365?

This article explains how to enable two factor authentication. It contains a link to the Office Admin Center. When the link was clicked the Admin Center opened. Users > Active users > select user > ...
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  • 383
1 vote

What is an account verification method suitable for a Gmail account used by more than one person?

From Protect your account with 2-Step Verification Use backup codes Important: Never give out your backup codes to anyone. You can print or download a set of 8-digit backup codes to keep in a safe ...
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  • 41.8k
1 vote

How to use Gmail's "Send mail as" feature when SMTP server requires 2 factor authentication

Question is a bit old, but I believe the answer is you need to create an App Password for the account you want to use as an alias. E.g. you have two email accounts a@gmail.com and b@gmail.com. b@gmail....
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1 vote

When enforcing 2 factor authentication, what happens to accounts who don't have 2FA enabled?

I know this has been answered, but I just went through this today. Several users had failed to Set-Up 2FA before the date it was enforced. Those users were directed to contact their administrator. ...
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  • 11
1 vote
Accepted

When enforcing 2 factor authentication, what happens to accounts who don't have 2FA enabled?

Yes, users won't be able to log in if they don't have 2FA enabled when you enforce it. This is covered at the top of the article for 2FA enforcement: Before enforcing 2-Step Verification, make sure ...
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  • 9,242
1 vote

How do I automatically sign out of Gmail but keep my two-factor authentication remembering my computer between browser sessions?

I'm afraid you can't have your cake and eat it too. How will Google know it's the same computer? Even if it is, how will they know it's you're user account? They can't rely on IP address, because ...
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  • 51k
1 vote
Accepted

Reset or remove Gmail 2FA setting from specific computer

From Google Help: Removing trusted computers from your list You can remove computers from your set of trusted computers at any time. To do so, sign in to your account and go to your 2-Step ...
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  • 2,390
1 vote

Options for 2nd Factor using corporate Gmail?

Google now supports 2-Factor Authentication through a process called U2F. Yubico have made a series of Yubikeys that now support the U2F standard. https://www.yubico.com/applications/fido/ At this ...
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  • 191
1 vote

Why should I use the Google Authenticator app instead of SMS?

SMS is the most common way to deliver OTPs. It’s convenient as almost everyone has a phone so they can easily get SMS. At the same time, SMS is considered as one of the least secure methods to get an ...
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  • 121
1 vote

Using “Google 2 Step Verification” while on vacation

Google Authenticator App is a very good choice but did you lose your device and got locked out of all of your accounts? For this reason I moved over to use Authy app Full Backups Multiple Devices ...
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1 vote

Google Apps: 2-factor verification code for brand new user?

An alternative causing less load on service desks, instead of sending the backup codes is to set and use the recovery phone. Settings: New user enrollment period - Never Apply the policy to all users ...
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  • 11
1 vote

Setting up Google Authenticator without giving a phone number?

Google Voice requires another phone number, so there is no point to that. I created a Skype number for this purpose. However, there is a fee required. You could theoretically let that subscription ...
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  • 11

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