4
votes
4answers
122 views

Security issues if not forcing a user to sign up

I've built a simple web app Flask.io that enables users to create and share to-do lists. It doesn't require sign up. This is an important differentiator. I don't want to force the user to register ...
5
votes
3answers
161 views

Logging in with email only

I'm working on a blog and there will be an option to post a comment. I could implement registration with username, password and email — the standard way. I could implement 3rd-party authorization ...
3
votes
2answers
76 views

Login mechanism for multiuser smart-phones/tablet

What should be the mechanism for login in a shared smartphone or tablet? Should it be username + password as it is in PCs or should be enough using a password / PIN? I'm interested on both security ...
0
votes
1answer
59 views

Any good examples of a user signing up for a Browser Certificate / Client Certificate?

A client certificate is something that is used with TLS/SSL to increase security of the HTTPS session. There are two parts to this The user needs to create the certificate, have it approved (which ...
42
votes
17answers
5k views

Computer login with password only, without username

I have an idea to simplify the login screen on things like home computers with a small number of users (say, 2-10) with passwords. Today, a typical home computer's login screen has three steps: ...
5
votes
2answers
93 views

What are the conventions for how often a user should be asked to log into a mobile application?

Or put another way - is there a process for deciding how long a user's authenticated session should last?
4
votes
2answers
214 views

Forgot Password Alternatives?

Does anyone know of a good alternative to the Forgot Password link on login forms? I'm not looking to eliminate the link, but to provide an alternate method for retrieving lost passwords. Our current ...
5
votes
1answer
174 views

Usable examples, recommended practices for interfaces optimized for using pass-phrases instead of passwords

Reading through What is the best way to inspire users to choose strong password?, I realized I have never used an interface where the primary login password system would use pass-phrases (and where ...
9
votes
4answers
648 views

Login button - on homepage or separate page?

I ran across an article called Put the login on the front page, where the author wants sites to: [...]put the user name and password box somewhere obvious on the home page like the upper right ...
6
votes
3answers
50 views

Accessing secure content

Which of the permutations for accessing secure content do folks prefer? In this instance I'm referring to a saved quote and have usernames, email addresses and quote reference numbers available. ...