confirmation that a user is who they claim to be, either by verifying what they know (password), what they have (a key) or what they are (fingerprints).

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7
votes
2answers
167 views

Masked password characters in a GUI vs terminal

In a GUI form, or for example a login box on a website, it's usual for masked characters to appear like ********* as you type out your password. But in terminal applications, for example ssh, this ...
4
votes
3answers
469 views

Is offering more than one openid/social-sign-in option a good idea?

Lots of sites nowadays offer the option to log in via Google, Facebook, LinkedIn and so on, and sometimes a standard username/password option as well. While this goes a long way toward helping users ...
0
votes
0answers
69 views

Are users more likely to sign up with social login? [duplicate]

These days social login (via Facebook, Google, Yahoo, etc.) is becoming more and more popular. But it has problems: some users are reluctant to link their accounts on different sites to each other, ...
14
votes
6answers
753 views

What is the best way to request individual characters from a password?

Frequently, sites that should really value security (especially banks) ask for several individual characters from a password. Typically I've seen them do it like this: download bmml source &...
29
votes
6answers
2k views

Forcing users to use a particular pattern for passwords

Many websites, specially government ones, enforce users to use a password which conforms to particular criteria. For example: use between 8-13 characters with at-least one integer and one capital ...
21
votes
2answers
899 views

What's better for invitation emails: a temporary password or a one-time login url?

Our web app allows our customers to invite their collaborators into their account. They can submit the new user's email address, and our app sends the new user an email inviting them to login. Once ...
2
votes
1answer
192 views

Best way to add account providers?

I briefly looked at spotify and I found that they use 2 providers: Themselves and facebook. Ie I can log in to spotify with facebook. But then it asks me for my spotify account when I downloaded the ...
3
votes
1answer
211 views

Looking for 'planner' design patterns and opinions

We are designing a revamped part-time studies course catalogue at the post-secondary institution where I work. One of the features I have included is an authenticated planner for saving and ...
20
votes
5answers
1k views

Whats more user friendly local authentication or remote authentication (OpenID, OAuth)

from a usability perspective only (not security) what do users find more comfortable A site with it's own login page (need to sign up but then easier to login) or a site with remote authentication (...
3
votes
1answer
86 views

Mass user authentication for a bracket system

I'm currently setting up a layout for a website that's going to be a sort of "bracket" website, where users can sign up and they can be approved/denied by an administrator. I'm currently at a ...
0
votes
1answer
160 views

How should I go about integrating Mozilla Persona in a website?

For those who've never heard of it before, Mozilla Persona is a single sign-on method that's pretty strict on privacy. For me, as a website administrator, it means that I don't need to ask the user ...
15
votes
5answers
2k views

Should I use two steps or one when users change password?

I currently have a page dedicated to changing passwords. There are 2 options: A 2 step option: download bmml source – Wireframes created with Balsamiq Mockups download bmml ...
4
votes
4answers
1k views

Password validation in login form

In registration form, I have client side validation for strength of password. For example password should be not less than 6 symbols, consists at least 1 digit, and at least 1 letter. For example: ...
2
votes
1answer
160 views

User Authentication/Timeout for web-app with personal Information

The concept behind "Remember my Username" and even allowing browsers to save your "username and password" for this site seems like it could be controversial. Given that different audiences prefer ...
13
votes
3answers
1k views

Is it bad practice not to allow users to create an account (versus OAuth or OpenID)?

When creating a website is it poor practice not to give users the option to "create an account"? Especially with rapid development, it seems more secure with less effort to offload authentication. ...
4
votes
2answers
193 views

How to request a third-party login within a seperate mobile application

I'm designing a mobile app that requires the user to log-in with their LinkedIn account. I feel I might have cluttered too much info into it, but everything seems to be important. I want the user ...
5
votes
4answers
599 views

Biometrics Activated UI

I'm having a problem regarding a user interface with bio-metrics inter action in employee logging in/out. The employee needs to choose whether he/she will login or logout and enter his/her employee ...
6
votes
1answer
129 views

What OpenID log-in screen is appropriate for people who don't understand SAML, OpenID, or Federation?

Every person that I've introduced to Stackexchange has had the same question/problem... that is they are confused by options to log using "gmail" or "hotmail" and assume that this is an email ...
5
votes
1answer
169 views

How important is social sign-up to attracting new users?

Many website, including this one, are using social sign-up to speed up new user registrations. I'd like to know what are the adoption rates of this service, and whether there are any pitfalls to using ...
3
votes
2answers
269 views

When is user authentication really necessary?

Better said, how much harder is to mantain a forum/message-board/community webiste with unauthenticated users and what would be the benefits and disadvantages in comparison to an account-based one? ...
1
vote
2answers
310 views

Authentication pop up on a desktop app: what if it is much bigger than main app window?

I am working on a desktop app that requires authentication. It allows federated authentication using different services, Google among them. Most probably, we'll use a pop up with a browser window to ...
0
votes
1answer
177 views

When should “Log on” or “Log off” be used? [duplicate]

Possible Duplicate: Using “Sign in” vs using “Log in” I'm porting an old application that has a "Log on" screen. When would I use "Log on" vs the alternatives (Sign In ...
6
votes
2answers
420 views

How can I encourage users to authenticate?

I am working on a post-sale customer support project for a US high street retailer (for the rest of this post I will refer to them as 'Jon's Cellphones'). The program will enable customers who ...
2
votes
6answers
893 views

WebApp User Login Screen

I am currently considering options for a web/intranet application login screen and this seems like a good place to share. Not much work has gone into the current screen since creation and it exists ...
10
votes
5answers
793 views

Why would you, for a local authentication site, have usernames, instead of using e-mail address to login?

In websites where authentication is local, or mixed local and remote (e.g. OpenID), I still often see the question for a username. I can very well understand this in the case of twitter, where the ...
4
votes
6answers
487 views

Is there a way to disallow multiple votes from one user without forcing authentication? [closed]

I'm looking for a way to prohibit voting rigging (cache/cookie-clearing, etc.) without requiring the user to jump through hoops (registration, authentication, etc.). Any ideas?
5
votes
4answers
311 views

Business application: Is it better to redirect or pop-up for re-authentication?

This question is geared for a line of business application someone would pay for, not a general public facing website. Is it better to redirect for authentication/re-authentication or show a pop-up? ...