0
votes
2answers
79 views

Showing CAPTCHA

I'd like to show a CAPTCHA to prevent brute forcing attempts, but I was thinking of showing it whenever a user fails for an invalid username/password combination after X attempts, regardless of ...
1
vote
5answers
273 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
vote
5answers
412 views

Good ways to prevent spammers from registering [duplicate]

Possible Duplicate: Is there a true alternative to using CAPTCHA images? Since everyone hates captchas what are good alternatives? I'm looking to prevent the automated creation of accounts ...
1
vote
1answer
292 views

Protect database resources from fake data inputs via web forms

Scenario: I'm working on a project that needs to accept large amounts of data (customer data) from its users. So it can be normal to have a user trying to add 10,000 or 100,000 records at a time. In ...