#websites

• Linux

  How to Use Let's Encrypt to Secure Your Websites in Ubuntu

  Secure your websites with Let's Encrypt in Ubuntu. Learn how to install and configure Let's Encrypt to get free SSL/TLS certificates and secure your websites. …

• Web application security

  How to use CAPTCHAs to prevent automated attacks

  CAPTCHAs are a great way to prevent automated attacks on websites. Learn how to use them to protect your website from malicious bots and other automated attack…