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Questions tagged [two-factor-authentication]

Two factor authentication uses two different pieces of information to prove a person's identity.

0
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0answers
29 views

RDC to local computer using O365 accounts and MFA

Context: I was doing this before MFA was enabled, the moment MFA was turned on, I was kicked from the local RDC and cannot log back into the RDC All accounts are O365 Both Computers are AD joined, ...
0
votes
1answer
69 views

Extracting private key from PIV card

I can get the public key out of my PIV card (using PuTTy) but I am unable to get the private key, which I would like to emulate the card by running Pageant. Is there any way to get the private key out ...
0
votes
1answer
232 views

Can I user CAPI 2-factor authentication in MobaXterm?

I am needing to do some work on Linux servers that require 2-factor authentication using a PIV card. The instructions I was given are based on PuTTy-CAC but I woild like to use MobaXterm. I wasn't ...
1
vote
1answer
17 views

App for setting up 2FA for the same account on different mobile phones? [closed]

At work I manage several online accounts together with my colleague. 2FA set up on a mobile is useful as security but causes issues for us because we cannot access the same accounts without 'helping' ...
1
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0answers
2k views

Why do I keep getting “Authentication Failed” on Github when running through the Win10 Linux subsystem?

I'm on a machine running Windows 10, with Developer Mode enabled and the Linux Subsystem installed. When I switch into bash, I am trying to run a simple clone command from git: git clone https://...
7
votes
3answers
1k views

Increase security for remote desktop machine - use 2FA and/or limit to LAN connection only?

I'm looking at setting up Windows remote desktop on a W10 Pro machine. I'd like to increase the security on the connection and wonder if any of the following are possible: A password, different from ...
-1
votes
1answer
41 views

Automate VPN with Two Factor Auth

We use a VPN client that takes a google auth code as password. Due to industry regulations for payment cards we need to re-auth every 30 minutes. This is an interruption to work flow and I am ...
0
votes
1answer
32 views

How to obviate loosing access when using two-factor-authentication

Sorry if this question is a duplicate. I searched some hours but could not find any satisfying solution for the following problem. I am using a two-factor-authentication-app (in my case Google ...
3
votes
1answer
5k views

How to backup 2FA Google Authenticator [closed]

I'm using Google Authenticator for 2FA (2-factor-authentication) on several sites. Now what if I lose my Iphone? Than they're gone. Is there a save way to backup 2FA? I read about authy but it seems ...
2
votes
2answers
2k views

How do I setup Evolution to work with two factor authentication in Gmail?

I have multiple gmail accounts that don't use two-factor auth and these work perfectly with Evolution. The setup wizard pre-populates all the required settings. I'm having trouble with a Gmail account ...
2
votes
1answer
97 views

Automatize One-Time-Password Authentication

It is possible to login to remote host without password, i.e., ssh-copy-id <host>. However, I need to enter One-Time Password (OTP) every time I log into a remote host. How can I skip this OTP ...
0
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1answer
223 views

Gitlab - Login when enable Two-Factor Authentication on window

I have enable Two-Factor Authen in gitlab, everytime I do git push a box below show and I cannot login, no input for enter 2FA code. Now I turn 2FA off for continue work. How to login when enable ...
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0answers
40 views

What are the steps involved to share the credentials with multiple applications?

I have 2 scenarios here. app1 and app2 both belong to the same domain app1 and app2 both do not belong to the same domain. For both scenarios, I require the responsibilities of frontend and backend ...
0
votes
1answer
279 views

Google Authenticator in Yast

I've successfully added 2FA with Google Authenticator package on openSUSE Leap 42.1 for Display Manager, login, sudo and su. I have to enter a verification code from Android app every time I use these ...
3
votes
1answer
181 views

When does Chrome remember security key between sessions?

I use Google Chrome at both home and work. On both computers, I've checked the options "Keep local data only until you quit your browser" and "Block third-party cookies and site data". This means ...
0
votes
1answer
323 views

Adding ADFS Authentication to Regular Windows 7 login

I have setup a Windows Server 2012 R2 as a Domain Controller and I have also enabled ADFS (Active Directory Federation Services). I have a Windows 7 client, that joined the previous Domain ...
1
vote
0answers
45 views

Why is SMS 2-factor authentication considered secure? [closed]

Phone systems seem to be terribly badly standardized, and phonetapping was a thing before the Internet was. So, two questions: Is this idea of the international phone network still correct? Is SMS 2-...
3
votes
1answer
1k views

How to get rid of “Authenticated with partial success” message when using two factor authentication

On my linux machine I am writing a PAM module for two factor authentication (https://github.com/kb100/signal-authenticator). It works on an opt in basis so if a user doesn't have a ....
4
votes
1answer
704 views

How can I cache Yubikey/U2F credentials when authenticating over SSH (specifically Git)?

I've set up my GitHub account to use U2F using Yubikey (all over SSH) but as I also use a Git bash prompt, so every time I use my terminal, I'm prompted to touch my security key. I don't quite ...
1
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0answers
234 views

Can't forward mail to gmail through hosting provider after 2fa configuration

I have multiple forwarding address on my hosting provider (1&1) that send to my personal email address on gmail (let's call it me@gmail.com). Right now it's setup as: me@mydomain.com -> me@...
0
votes
0answers
489 views

PHPStorm SFTP connection using two factor authenticaton (TOTP)

I'm trying to connect with the server in PHPStorm but I'm having trouble because the server uses a two factor authentication (TOTP). I was googling for it, but didn't found anything. Here is my ...
2
votes
0answers
754 views

SSH with two factor authentication

I am trying to use two factor authentication on my server so that when I ssh from my mac terminal it will ask a username and password as well as performing two factor authentication. I checked and ...
2
votes
0answers
107 views

Multi-factor authentication to 2012 RDS farm, preferably client certs?

Wonder if anybody can give me a steer on this. We use RDS quite heavily but I would like to enhance the security of it, VPN is an option but I would prefer to avoid if possible. Ideally what I'd ...
3
votes
1answer
1k views

Google Chrome 2-step verification does not “stick”

I recently enabled 2-step authentication on my Google account. In general, it works great. However, for Google Chrome, I am able to successfully log in using the 2-step verification, however, after ...
2
votes
1answer
147 views

Linux bootup only with USB dongle

I am currently trying to figure out if there is a way to make Linux only boot if a specific USB dongle is present in one of the USB ports. I tried to find a solution on the internet but couldn't find ...
1
vote
1answer
206 views

Chrome won't complete 2 factor authentication

Google recently added the user switcher to the title bar in Chrome. I've enabled 2 factor authentication on my account, however I can no longer sign into Chrome on my Ubuntu laptop. It shows my name ...
8
votes
2answers
6k views

Can I get Google Authenticator as a stand-alone hardware dongle?

I'm setting up Two-Factor Authentication for our small office that will be used to log in to the corporate web site. The TFA is used via the Google Authenticator app that works great, except for a ...
7
votes
1answer
9k views

Windows logon using Google Authenticator [closed]

Do you know if there is a free (or even better, open source) implementation of the Windows login screen to use with Google Authenticator or any time based authenticator. It would be a great/cheap way ...
2
votes
0answers
80 views

Lost access to Gmail [closed]

Here is my situation: Lost SMS service through carrier Reset phone, so lost OTP app Do not have backup codes No other backup phone on account Now I cannot access any of my Gmail accounts I cannot ...
2
votes
1answer
384 views

Adding Authenticator PAM to Linux keyring

The (google) two-factor Authenticator project, which can be used to perform two-factor authentication (with something like the Android Authenticator) includes a PAM (pluggable authentication module) ...
0
votes
1answer
289 views

How does 'Trust this computer' work in Google's 2 step authentication?

I have seen this option 'Trust this computer' feature in Google and some other famous sites. How does this work? What information about my computer is being stored in their server? Or is it based on ...
9
votes
1answer
11k views

Pushing a local repo to a GitHub repo which has dual-factor authentication

I'm trying to push code in my local repo (on an OS X 10.8.5 system with the GitHub app installed and logged into) to a repo I created on GitHub via their website, using the command line. Oddly, when I ...
8
votes
3answers
2k views

Three-step authentication?

I'm using Ubuntu. I'm just wondering if it's possible to have libpam-google-authenticator (which lets you log in using a code generated by your phone) AND certificate authentication set up to work ...
7
votes
1answer
2k views

Two password (factor) authentication to root user / sudo

With regards to running Linux remotely (SSH) I'd like to employ two levels of authentication for accessing the system with root privileges. I have the root account disabled / locked out so direct ...
17
votes
3answers
13k views

Google two factor authentication rejects login from Thunderbird

Since I turned on the two-factor login in googlemail, I cannot login from Thunderbird anymore. (Before it was all fine.) What do I have to change in Thunderbird?
3
votes
1answer
937 views

How can I set up two-factor authentication (use both fingerprint and password) on my HP Pavilion laptop?

I have an HP Pavilion dv6z-3000 laptop with a Validity VFS301 fingerprint reader. I'd like to set it up so that it prompts for both my fingerprint and password, but I can't find any such option for ...