org.acegisecurity.captcha
Interfaces 
CaptchaSecurityContext
CaptchaServiceProxy
Classes 
AlwaysTestAfterMaxRequestsCaptchaChannelProcessor
AlwaysTestAfterTimeInMillisCaptchaChannelProcessor
AlwaysTestBelowAverageTimeInMillisBetweenRequestsChannelProcessor
CaptchaChannelProcessorTemplate
CaptchaEntryPoint
CaptchaSecurityContextImpl
CaptchaValidationProcessingFilter
TestOnceAfterMaxRequestsCaptchaChannelProcessor