a multi factor authentication requires at least two sets of credentials. This is typically something you know (e. g. a password) and something you own (e. g. a token generator or mobile phone)

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7
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5answers
659 views

POP3/IMAP Stronger Authentication

We recently deployed a two-factor-authentication solution in order to strength logon to our web applications (one of them is web based mail, Microsoft outlook web access) Most of the users who have ...
3
votes
4answers
511 views

SMS Authentication: random OTP or a cryptographic one

I'm adding two-factor authentication using SMS to enhance an existing login process. Since I'm not working with physical tokens, I was wondering what is considered the safest: Sending random 8 ...
2
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3answers
188 views

Is multi-factor authentication supported by any current bios?

Is multi-factor authentication supported by any current bios'es? Update What I want to do is to make it impossible to go into the bios setup without both a password and another factor. It would ...
5
votes
2answers
1k views

How do I protect my Gmail account when accessing it via an Android smartphone?

I have a Gmail account that I also access via an Android smartphone. The mail account could be used to reset passwords for other online accounts, so I want to tighten up the security around this ...
8
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2answers
3k views

What is a Yubi key and how does it work?

How do Yubi keys work? Are there any alternatives?
4
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1answer
2k views

Which cross-platform password managers support encryption using a hardware token?

I am looking for a really secure password manager and I really like the fact that Password Safe supports encryption/decryption using a Yubikey programmed in challenge-response mode. Read more here: ...
7
votes
6answers
2k views

Is tokenless (specifically SMS) 2FA a security compromise over OTP tokens?

I've been looking into the various pros/cons of tokenless (particularly SMS based) and traditional token based two-factor authentication (think RSA SecurID). After doing some research, I think I have ...
5
votes
2answers
3k views

Full disk encryption and multi-factor authentication

All serious full disk encryption schemes I have looked into use a static password for authentication. For example, TrueCrypt supports two-factor authentication with keyfiles, but not for system ...
2
votes
5answers
664 views

Do any organizations use Smart Cards other than the military?

The military's Common Access Card (CAC) seems legit. Do other companies/organizations employ their use? If not, why? UPDATE What are the pros/cons of smart cards, compared to other methods?
5
votes
2answers
716 views

How does multi factor authentication modify the AD authentication process?

I'm trying to understand what would have to be updated to make Windows-based systems support multifactor authentication. Possible things that might have to be modified: Active Directory / Domain ...
1
vote
1answer
109 views

Should the email server/application be protected by 2 factor authentication? What applications should be protected?

When should email be protected by 2 factor authentication? Suppose a given company is in an industry where two factor authentication is offered to some or all of its clients. Does this mean that it ...
0
votes
1answer
236 views

What regulations *require* multi-factor authentication?

Just the straightforward question: What industries require multi-factor authentication? Please include the following information Country Industry Regulation name Additional information as you ...
2
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2answers
338 views

Restrict user login to a specific machine

How do you restrict user access to a corporate web site to a particular machine ? including the following conditions : Each user is meant to use his credentials ONLY from the assigned machine. The ...
2
votes
2answers
2k views

Synchronous and Asynchronous physical security tokens: which is stronger? pros/cons?

I'm thinking about the differences between physical authentication tokens such as RSA's synchronous physical tokens or asynchronous challenge/response, like Google's gmail direct-to-phone codes. At ...
4
votes
1answer
281 views

How many authentication factors are there?

The three classes that we all know and love: Something you know. Something you have. Something you are. I've also seen references to "somewhere you are". Is this really a fourth factor? How many ...
12
votes
6answers
5k views

How to implement multi factor authentication using a token generator?

I'd like to implement multi factor authentication on a few projects. Now the first factor would be username and password, for the second factor I would like to use a token generator. These tokens ...
3
votes
2answers
199 views

How to evaluate different solutions for security tokens?

According to my own experience, most companies selling security tokens for authentication like RSA, Verisign or Aladdin share little information about the internals of their products like algorithms ...
18
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12answers
2k views

Why do we even use passwords / passphrases next to biometrics?

In the last couple of days there were a lot of talking about passwords and passphrases, not only here, but on several blogs and forums I follow (especially after XKCD #936 saw the light of this ...
14
votes
5answers
717 views

Safe way to authenticate (multi-factor authentication?) while being monitored?

(I'm trying for a bit more precise answer, particularly with regard to multi-factor authentication, than I received for "Safe way to use a computer that has spyware/keylogger installed?" on SU.) ...
14
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5answers
763 views

Does two factor authentication prevent social engineering attacks

After reading this article from symantec I got to think how much all these social engineering techniques rely on the authentication system of users, a password. Considering three different additional ...
12
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3answers
3k views

Three-Factor Authentication for Windows

This HowToGeek article... http://www.howtogeek.com/67556/how-to-unlock-your-pc-by-being-nearby-with-a-bluetooth-phone/ ...got me thinking. Is there any software (or combination of software) that ...
24
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4answers
1k views

How is “something you have” typically defined for “two-factor” authentication?

A wide range of products claim to offer "two-factor authentication" (c.v. Two-factor authentication - Wikipedia). Most are deployed as "something you have" to be used in addition to a normal password ...
7
votes
3answers
1k views

How does LastPass' grid multi-factor authentication work behind the scenes?

I understand how to use the Grid multi-factor authentication as a user but how does it work technically? Specifically how can just a few letters from the grid be enough to decrypt any secret defined ...
4
votes
4answers
776 views

Are there consumer-grade VPN services that support two-factor authentication, like SecurID?

I'd like to increase my VPN security, and Google hasn't turned up anything with regard to VPN services and SecurId. Does anyone know of services like this?
13
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9answers
698 views

Anybody have additional information on the EMC RSA SecurID compromise?

The Security Advisory Press Release here doesn't have much information, the email that alerted me to this didn't help much more, and unfortunately I heard about the two Thursday evening conference ...
14
votes
10answers
2k views

2 factor authentication - cost effective solution for a web startup

My local bank uses a 2 factor authentication where customers key in password AND a One Time PIN delivered via SMS to mobile phone OR from a security token device. I am doing a web startup in the ...
4
votes
1answer
716 views

Blackberry + RIM Bluetooth-based Smart Card Reader

Has anyone used this Bluetooth based smartcard reader? (scroll to bottom) If so, what are your experiences with it? Can you tell me if it's possible to require only the presence of the card + card ...
15
votes
4answers
798 views

Biometric versus other Two Factor Authentication Mechanisms

Over the years biometrics is the go-to movie authentication mechanism, but in the real world I'm getting conflicting opinions about it. Everything I've learned shows that biometrics are flawed ...
0
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0answers
257 views

Is there software available for two-factor, biometric authentication to the OS?

Many fingerprint readers and other biometric authentication devices come with software for single-factor authentication to the OS. Is there any third-party software (F/OSS or otherwise) available for ...
10
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5answers
625 views

Non-OEM Biometric Software?

Most of us with fingerprint readers and such devices probably use the software provided by the vendor, to enable biometric OS login or single sign-on functionality. However, I've recently wondered if ...
7
votes
4answers
2k views

(SoHo) Multi-Factor Authentication for Remote Desktop Gateway

I am looking at implementing some sort of multi-factor authentication for a Remote Desktop Gateway at a small office (less than 20 users). Where would be a good place to start for a quality, ...
15
votes
3answers
946 views

Multi factor authentication on Ubuntu workstations, where to start?

Is it possible to have Ubuntu users log in with multi-factor authentication? I was thinking of a combination of pass(word|code) and smartcard (with screen locks when for example smart-card is removed) ...