On Tue, Sep 16, 2003 at 01:55:46PM -0400, Perrin Harkins wrote: > On Tue, 2003-09-16 at 12:46, Zack Brown wrote: > > I'd like to implement something that tries to ensure that one user can't > > masquerade as multiple users. > > We talked quite a bit about preventing multiple logins recently. I > think it was last week. Check the archives. > > > I'm looking into Captchas > > Are you trying to prevent multiple people from using the same account, > or one person from having multiple windows open, or anyone from using > bots?
I want to prevent one person from having multiple accounts. > > > My > > impression so far is that there's no 100% effective way to do it. > > That's correct, unless you have control over the client machines. You > can require cookies, which will tell you if multiple users on separate > browsers are sharing a login, but that's about all you can do without > possibly breaking your system for someone. Someone can appear to be multiple people by disabling cookies though. I want to ensure that if person A registers to use a site, they are not able to register again using a different login, or else they are only able to register a small enough number of times that it isn't worth it for them to do so. Be well, Zack > > - Perrin -- Zack Brown
