Questions tagged [authentication]

use this tag for questions related to authentication in the context of security

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2 votes
5 answers
2k views

Do people expect to mistype their passwords?

I expect people have to type in passwords pretty regularly. Sometimes if you haven't typed it in for a while but end up faced with a login prompt, you think you remember the password, type it in, and ...
4 votes
2 answers
704 views

What is the best way to notify a user he doesn't have an account

As a helpdesk engineer I'm offering support on a rather big Belgian E-commerce website. While we have a vast number of users there are also many users whose account is deleted automatically after 1 ...
1 vote
2 answers
262 views

UX Design where password is optional

I have a web site where some users authenticate with email/password and other users only require an email address to authenticate. I'm trying to make the most natural login screen, but I'm struggling ...
4 votes
2 answers
218 views

How to ask for a user's identity?

My company is working on an internal phone application to be used by many users that requires authentication. Based on historical data, we can assume the likelihood of a user's identity at a given ...
1 vote
3 answers
319 views

Is email field assistance still necessary?

For registration forms, it seems the trend now is to allow any password a user wants, as long as you inform him if it's weak. With this in mind, should we still validate email fields on the client ...
3 votes
2 answers
103 views

Status feedback problem

We have a mobile application. To register in our application you need to enter your phone number. After that, you receive an SMS with a code you need to enter to confirm your phone number. There is a ...
3 votes
3 answers
788 views

Forcing users to use a new password everytime they reset

This is getting common that while resetting one's password, web-applications force users not to use a password which they had used before. Just like forcing users to follow a particular pattern of ...
8 votes
2 answers
509 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
3 answers
550 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 ...
14 votes
6 answers
1k 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 – ...
30 votes
6 answers
3k 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 ...
22 votes
2 answers
2k 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
1 answer
228 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
1 answer
264 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 ...
3 votes
1 answer
112 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
1 answer
173 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 ...
7 votes
4 answers
5k 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
1 answer
225 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 ...
14 votes
3 answers
2k 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
2 answers
229 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 to ...
5 votes
4 answers
1k 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
1 answer
142 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
1 answer
205 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
2 answers
330 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
2 answers
398 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 ...
1 vote
1 answer
240 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
2 answers
551 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
6 answers
1k 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 ...
9 votes
5 answers
1k 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
6 answers
587 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?
6 votes
4 answers
899 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? ...

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