Shop administration - security
In administration panel go to Configuration => Configure modules
Select Security 
module
Enabling anti-spam protection at the shop
- Zaznacz Enable captchas,
- Press Save.
Anti-spam captcha enabled in customers form.
Enabling SSL - secure protocol for WWW connections
Before enabling SSL at the shop you have to:
Order SSL Certificate,
Ask your server's administrator to install the certificate for your shop's domain.
- Select the range of SSL,
- Press Save.
You can check if the certificate is installed and works correctly at https://www.sslshopper.com/ssl-checker.html