Prevent automated robots submitting forms to ruby on rails application? -


what decent way fix form submitted everyday numerous times robots posting kind of rubbish through it?

i have beta signup form hidden field , username , password field. get's submitted numerous times day , results in error reports in rails application.

is there decent ruby on rails way prevent robots submitting forms? know can kind of stuff in frontend tricks seem fail ( im using hidden field trick check robots, still pass there mess true )

edit #1:

adding form data posted automated robot. seems posting form fields when not present in form.

  • url : http://mysite.com/beta * ip address: 91.121.170.197 * parameters: {"utf8"=>"✓", "authenticity_token"=>"8mvhnqgx0krwnymdoeqgd8ap52h/zrjkjnkcubgrcmm=", "betum"=>{"code"=>""}, "name"=>"bryan", "email"=>"quaker@yahoo.com", "commit"=>"joignez-vous »", "comment"=>"i need charge phone http://pposchool.com/classes/ \">desirel 50 provided no more 2 of rotations involved in non-patient care\n http://sdccpa.com/professionals \">proventil hfa inhaler cost goal 6: promote public health , disease prevention.\n http://hunterdk.com/products-2/ \">cost clomid treatment uk 12. displays effective nonverbal behaviors (eye contact, body language,\n ", "action"=>"create", "controller"=>"beta"} * rails root: /srv/myapp/current * timestamp : 2013-09-03 17:34:10 +0200

how using captcha in form.

have @ simple catcha gem.


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