A set of requirements regarding password creation, storage, and usage. These requirements often constrain several characteristics of passwords. So, a password policy is a set of rules designed to enhance computer security by encouraging users to employ strong passwords and use them properly.

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2
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0answers
135 views

Lastpass - Can I just keep the previous autofills? [closed]

I just installed the Lastpass Firefox plugin, and it seems like a useful tool thus far. The only thing that drives me crazy is that I am used to the Firefox saved passwords where it will show the last ...
1
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3answers
2k views

What do I need to do to secure log-in and registration for my website?

What security features do I need to have in-place to ensure that my website log-in and registration forms are secure?
1
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5answers
217 views

Should I enforce a password policy on a web site?

For a commercial web site, is it important to impose some restriction on passwords to access the system? Eg. special $char, Upper and lower case, numbers, at least a minimum length... Can a CAPTCHA ...
1
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6answers
212 views

Does including the username in a password make it less secure?

Many registration forms prevent you from choosing a password that includes your username. Is it a reasonable restriction from security standpoint? I can see that if your username is "foobar" and ...
1
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2answers
647 views

Long Passwords: How are they more secure? [duplicate]

Possible Duplicate: XKCD #936: Short complex password, or long dictionary passphrase? How are long passwords more secure? The only situation in which I can accept long passwords are more ...
1
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2answers
102 views

On what layer should password hashing and/or encryption take place

I'm finding myself on the inexperienced end of a discussion about where password hashing takes place. My coworker drew a schema from less to more secure, where the Public Internet was the least ...
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3answers
215 views

Should I trust my bank after this [closed]

I have just discovered that I can login to my bank with passwords that is not mine. Example: My password is "1234" but I am authorized with all possible post characters. For example "12345" or ...
1
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3answers
295 views

Is Password Complexity required at all

For a web-site I'm using what I hope is the most secure password storage scheme I can find, which boils down to having a salt and hashed password stored in a database of contacts:- Byte[] ...
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3answers
431 views

Password Security and ocl-Hashcat-plus

I recently read the Ars Technical Article about new features in ocl-Hashcat-plus. In light of questions like: Long Passwords: How are they more secure? and XKCD #936: Short complex password, or ...
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2answers
413 views

Is dual control password is a feasible way to secure against unauthorized login?

I see that some organizations practice dual control password especially when it comes to critical system logins, etc. Is it feasible to implement such policy considering certain trade off such as ...
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1answer
59 views

Is there an equation to calculate the number of instances of a series of characters exist in a given key space?

If I'm using 16-18 character-length passwords with 94 different possible values-per-character (lower alphas, upper alphas, numbers, and special characters), is there an equation I can use to calculate ...
1
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2answers
46 views

Problems with undefined password requirements [duplicate]

An annoyance of mine is when websites try to force me to use characters or a password policy that makes it difficult for me to remember (e.g. a number, lower-case, upper-case, special char, 5 - 10 ...
1
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3answers
139 views

What are the possible rules to identify password sharing- to prevent fraud

I am trying to build correlation/ potential red flag rules to detect if passwords are being shared or stolen... the primary driver for this is guidance from our compliance team, that much of our ...
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2answers
100 views

What's wrong with a website including a password in a confirmation email? [duplicate]

I recently registered for a website and received an email that said "Thanks for registering, here's the username and password you used to sign up". The webmaster assures me that plaintext passwords ...
1
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2answers
104 views

is it appropriate to set restrictions on a user's password? [duplicate]

Possible Duplicate: XKCD #936: Short complex password, or long dictionary passphrase? Im developing a website and am curious as to the current trends in the nature of passwords. Is it good ...
1
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1answer
86 views

What function(s) to be used to generate Salt on Windows Mobile 6

I am looking for THE or a real function I can use to generate salt for my mobile app on Windows Mobile. In case I am not abusing in this request but in the future I plan as well the same app for ...
1
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1answer
75 views

Is it a good idea to give users an additional password that they do not control?

It's a given that users will choose bad passwords. Why not help them out? Using a securely-random choice from a large dictionary, choose one or two words and tell the user to write them down. When ...
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3answers
59 views

Does my account lockout policy makes sense?

I have a web-based application where users can log on with username and password. I just implemented a new account lockout feature and was wondering whether it makes sense or I totally screwed it ...
1
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2answers
67 views

Is it bad to use the same sequence of characters in each password?

A friend of mine purposed a method of making passwords where each has the same base and added to it is something indirectly related to the site or product being signed into. For example all passwords ...
0
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2answers
155 views

Is my domain registrar storing my password in cleartext? [closed]

I called my domain registrar (unnamed here but not difficult to find out and a major provider) about a year ago to have them change some DNS settings. While on the phone, the customer service rep had ...
0
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1answer
151 views

Why don't we do dual password instead of forgot password?

You can see a link Forgot Password? nearby almost all login form. As I mentioned in question, Since passwords are completely protected from outside access unless owner reveal, I come up with this ...
0
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3answers
92 views

Using a Hash as a Salt? [duplicate]

Ive done a bit of reading on the subject of Hashes and Salts and I came up with an idea for a salting scheme but I wanted to check it with some people more learned than myself. My basic idea is to ...
0
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5answers
1k views

Pronounceable Password Generator

I am currently looking for a password generator which produces pronounceable passwords. I have used this random password generator a few years ago to generate a 42 characters long password and found ...
0
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6answers
386 views

Using passwords made of words

People say don't use passwords in the dictionary but if you use two words isn't it alright? Dictionaries have at least 10,000 entries so just two words will be 100,000,000 possibilities (and that's ...
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2answers
93 views

Using the same base string for a password in several different logins [duplicate]

It is clear to me that using the same password for different websites is a bad idea because if an attacker manages to get a hold of your password, then he can gain access to the other websites in ...
0
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2answers
958 views

Can my ISP know my passwords

If I am using some proxy service, proxy service provider can know my passwords to my online accounts. In which case my ISP can filter my requests and get my passwords to my online accounts? And how ...
0
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1answer
36 views

Is there an anti virus that protects processes from being injected code to?

As title says, is there an av that does that? And if not, is there any other program that protects processes like lsass in windows, apart from protected process utility in win8.1?
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3answers
1k views

Is it possible to change the wifi password with a script?

I was wondering if it is possible to change the password for a wifi with a script instead of having to log-in to the routers firmware?
0
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1answer
138 views

What rules should be enforced for users to create a strong password?

I'm looking for a definitive guide to the rules that determine a "strong" password for website authentication. It seems many websites have many different rules, and I'm not sure what is the best ...
0
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2answers
58 views

Password history with PBKDF2

Scenario: Cannot use previous 15 passwords Using PBKDF2 with iterations targeting 1 second execution time In this scenario, when a user wishes to create a new password, the server must combine ...
0
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0answers
25 views

Are longer passwords more secure? [duplicate]

There are more and more sites claiming that long passwords which are chained words are not only easier to remember, but also more secure then short but obscure ones. Don't get me wrong: I totally get ...
0
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1answer
582 views

Why do website limit password length? [duplicate]

I just made a new account with some eGov service (Belgian government). I use LastPass (generate long random strings for each site). But the system told me that the maximum allow length was 16 ASCII ...
0
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2answers
444 views

What are RealVNC 5.0 Authentication Protocol Security Limitations?

In the old version of RealVNC, the password length was limited to 8 characters which was easier to be cracked. They have now increased the password length by 255 characters, will this make Realvnc ...
0
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1answer
416 views

What's the idea behind requiring users to change password periodically? [duplicate]

Possible Duplicate: How does changing your password every 90 days increase security? Some sites require users to change their password every x days. For example, at least 3 online banking ...
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6answers
193 views

Why does everyone require certain password characters now? [closed]

I understand that passwords with varying cases (upper and lower) as well as numbers and special characters are much "stronger" and harder to crack than those that are short and all lowercase or ...
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votes
3answers
185 views

Password security : complexity and length [duplicate]

Possible Duplicate: XKCD #936: Short complex password, or long dictionary passphrase? I've read that there is many solutions available to crack passwords. Reading these tips, I can ...
-3
votes
0answers
25 views

How many possible combinations in 8 character password? [migrated]

I need to calculate the possible combinations for 8 characters password. The password must contain at least one of the following: (lower case letters, upper case letters, digits, punctuations, special ...
-4
votes
1answer
851 views

Good Password Length [duplicate]

If you are looking to be careful and your passwords include all the types of characters, what is the ideal password length?