![]() ![]() ![]() These automated robots are able to drop promotional links at a much faster speed than a human being coul, most often by utilizing commenting systems on blogs and websites. What is a CAPTCHA?Ī CAPTCHA is a challenge-response test that is designed to determine whether a web user is human or whether they are a “bot.” Bot’s are automated “robots” that spammers utilize to promote links and websites for profit. Below we will not only take a look at the different types of CAPTCHA’s available, but we will also look at how they perform, ease of implementation and just how effective each one is. This security mechanism serves to protect websites from SPAM content by posing a challenge response test only a human being could answer. CAPTCHA’s may seem like an inconvenience for a web surfer, but for a website owner they are an invaluable tool. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |