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2
votes
2answers
53 views

Would a multilingual Diceware password be more secure than a monolingual one? [duplicate]

I've been reading up on Diceware recently, and I'm wondering if using a mix of languages would make it even more secure. On the face of it, it would force a potential attacker to consider an even ...
3
votes
0answers
34 views

How to check if redirected site like OAuth is genuine?

One common security advise is to open sites only from bookmarks (see also Explain to non tech savvy person how to check that your connection to mybank.com is safe? ). This approach fails if a site ...
29
votes
7answers
4k views

Explain to non tech savvy person how to check that your connection to mybank.com is safe?

I was reading the security advice given by the Swedish Bankers' Association. They included these two pieces of advice (my translation), that I assume is to teach the user to check for SSL/TLS and ...
1
vote
3answers
50 views

How to communicate security expectations to users in an end-to-end encrypted chat app?

I am developing a chat application that has end-to-end encryption, with no third party being able to eavesdrop on conversations. This is rather easy by simply deploying apps that people download and ...
85
votes
16answers
13k views

How to tell users that they shouldn't disclose their password over the phone to our help desk?

I work for a help desk, and we recently launched an online service where our members can log in. A problem we are having is that users who are calling us often ask us to confirm that the password ...
55
votes
7answers
7k views

Are there security advantages gained from forcing a website to be available from just one tab at a time?

I just found that a website of one Polish bank forces the users to open it in one browser tab only. You cannot for example check your transfer history while looking for an account number that you ...
0
votes
0answers
32 views

Operability as a usability characteristic

ISO 25023 standard decomposed usability into six characteristics, one of which is operability which is further decomposed into operational consistency. Can anyone explain to me what does operational ...
0
votes
1answer
80 views

Warn on (plain, unencrypted) HTTP: in which prominent security talk was this advocated? [closed]

Some months ago, I watched online a video recording of a talk/presentation aimed at an audience interested in information security. The talk concerned UI/UX/usability, convenience, and security, and ...
3
votes
3answers
862 views

Why did I see an insecure browser warning on my page?

Originally I was under the impression that a particular page on a site I visited was showing an insecure content warning in my browsers due to the tags on the page having plan http href attributes. ...
2
votes
2answers
273 views

Usability and CSRF tokens

In a lot of different products the CSRF token is stored in a session. Which means that if the session has expired then the next form submit will fail. Example scenario: you open a login form, the ...
13
votes
3answers
1k views

In what cases can overly strict security policies be detrimental to organisations?

In a philosophical sense is heterogeneous security, a system where people are given more autonomy, better than security policies/procedures written in stone? I've worked at some companies where ...
3
votes
2answers
374 views

What's a good time period before refreshing CSRF token of the user session?

I am using a form token to prevent CSRF attacks. Those tokens are stored and tied to a user's session. Now I want to refresh the token only every N minutes or hours so that the user's don't experience ...
13
votes
3answers
2k views

Should I reject obviously poor passwords?

UPDATE: My questions and concerns below boil down to: "Should I reject obviously poor passwords like 'hellomydarling' or 'password'? My guess is yes and I want to know to what extent. I'm using a ...
5
votes
4answers
501 views

Contact person by phone, when their phone might have malware

I have a problem setting where I want to contact a user by phone, and where I need to protect the integrity of the phone call as much as possible. I'm wondering about how to design the interaction in ...
0
votes
2answers
475 views

Can you trust the URL shown when 'hovering' on a link? [duplicate]

When using a modern web browser, if you hover on a link, the browser will show you the link in a little display on the bottom left corner of the browser screen. Can I trust this? Can this display be ...
5
votes
1answer
204 views

Can skeuomorphic UI design create security vulnerabilities?

Skeuomorphic design is common in desktop computer and mobile telephone applications. Sometimes interfaces and cues from the real world are used to good effect (swiping to move backwards and forwards ...
31
votes
4answers
3k views

Is it safe to show users why their password is not allowed?

/////////////////////////////// Updated Post Below //////////////////////////// This question has received a lot of hits, more than I ever thought it would have on such a basic topic. So, I ...
7
votes
3answers
654 views

Should password be cleared after unsuccessful logon attempt?

Lets assume following workflows a) On a device with keyboard: I type my username and password Press enter [realization] I made a typo Password field is cleared: not a big deal, I can type ...
19
votes
5answers
2k views

From a security standpoint should users be asked to confirm their password when registering?

Is it advisable to have users re-type their password to confirm it's correct? On User Experience the general consensus seems to be no but I'm wondering if this has security ramifications? EDIT: my ...
5
votes
3answers
685 views

Unmasking passwords during sign up, is it a good idea?

I just read this article about unmasking passwords at sign up for usability reasons. On the surface it seems reasonable to me, but I'm wondering what additional security concerns that might generate, ...
4
votes
2answers
7k views

Security Alert - Office File Validation - how to decide whether to proceed?

Recently, when opening a Microsoft Word document that came from a trusted source, I received the following warning message: The warning message is titled "Security Alert - Office File Validation". ...
10
votes
4answers
9k views

Is client side encryption really better than server side?

Web application may encrypt all user data at client side to convince users that it can't decrypt them. When user enters password, it's used to encrypt data in browser and then it's sent to server in ...