In a professional web design one of the best suggested ways for confronting with robots and spammers is CAPTCHA add-on. I the previous section, this add-on was introduced and its functions were mentioned. In this section, some of the best CAPTCHA codes for a professional web design will be stated.
Securing a Professional Web Design by Picatcha
Picatcha operates by using the user’s pictures, i.e. it selects a picture, displays it and asks the user to choose among the displayed pictures. This is a sensitive and precise method, and no computer could penetrate it.
Using WP-ReCAPTCHA Add-on
WP-reCAPTCHA is one of the most functional add-ons in a professional web design. This CAPTHCA operates based on font, so that you could select any intended font in order to adjust login sensitivity. Due to its high practicality, the said add-on has no problem regarding upgrading and it is constantly upgraded.
Using BT CAPTCHA in a Persian Web Design
BT CAPTCHA is one of Persian add-ons for using in a professional web design. This add-on operates based on Persian letters, and it could be a proper option for Persian Web sites.
Using Wp-Hashcash Security Add-on
Wp-Hashcash add-on is not a CAPTCHA. In fact, it is a security lock which could be an appropriate substitute for CAPTCHA. By using this add-on, you could generate a login state by creating a lock, so that you could enter the website by unlocking and without the need to enter any code.