Ask the user for a 'VIP code', which is programatically generated elsewhere on the page or another page.
Worked well on a PHBB2 board I once used. David. 2008/7/1 - Jonathan Rochkind, Johns Hopkins Univ. <[EMAIL PROTECTED]>: > Akismet looks great, I hadn't been familiar with this before. > > But it doesn't look to me like a university and/or library can use Akismet > for free; it looks like it might be $25/month ($300 a year), which is a bit > steep. But I'm not certain; anyone know if a university library can maybe > in fact use it for free? > > Jonathan > > > Ross Singer wrote: > >> What about Akismet? >> >> -Ross. >> >> On Tue, Jul 1, 2008 at 9:49 AM, Jonathan Rochkind <[EMAIL PROTECTED]> >> wrote: >> >> >>> The Recaptcha device specifically also provides an audio test. But point >>> taken, even so it could prevent accessibility challenges. >>> >>> Nevertheless, when my system is currently receiving around one software >>> powered spam per minute, I need a quick pre-built drop-in solution to >>> this; >>> I don't have time to write my own AI! If you have any other free or >>> affordable pre-built drop-in solutions to spam protection to suggest, >>> this >>> would be a great forum to do so! >>> >>> My particular situation isn't even a web forum---it's a comment form that >>> does nothing but send email to librarians. But the spam bots don't know >>> that, and are sending 1 spam per minute to it. "Pre-moderation" is not a >>> solution; that's what we're doing now, but we can't afford to hire an FTE >>> just to seperate our actual user feedback from spam! >>> >>> Jonathan >>> >>> MJ Ray wrote: >>> >>> >>>> Jonathan Rochkind <[EMAIL PROTECTED]> wrote: [...] >>>> >>>> >>>> >>>>> And then fails. Anyone managed to do this, or have any other advice for >>>>> using Recaptcha from perl? >>>>> >>>>> >>>>> >>>> Please don't use it as a barrier on the only access route to a >>>> service, else you will be locking out humans with vision or hearing >>>> problems, or even simply high browser security settings. >>>> >>>> More info: http://www.w3.org/TR/turingtest/ >>>> >>>> If you want to combat spam, there are better ways, including some >>>> premoderation and heuristic checks of user submissions. After all, >>>> Recaptcha doesn't stop all human-powered spam (whether directly by a >>>> spammer or by porn-trojans). >>>> >>>> Hope that helps, >>>> >>>> >>>> >>> -- >>> Jonathan Rochkind >>> Digital Services Software Engineer >>> The Sheridan Libraries >>> Johns Hopkins University >>> 410.516.8886 rochkind (at) jhu.edu >>> >>> >>> >> >> >> > > -- > Jonathan Rochkind > Digital Services Software Engineer > The Sheridan Libraries > Johns Hopkins University > 410.516.8886 rochkind (at) jhu.edu > -- David Kane Systems Librarian Waterford Institute of Technology http://library.wit.ie/ T: ++353.51302838 M: ++353.876693212