Hosting providers implement various measures to protect against DDoS attacks and other security threats. Common security measures include:

1. **Firewalls:** Hosting providers often employ firewalls to monitor and filter incoming and outgoing network traffic, helping to block malicious activities.

2. **DDoS Mitigation Services:** Some providers offer specialized DDoS mitigation services that can detect and mitigate large-scale distributed denial-of-service attacks, ensuring that your website remains accessible.

3. **Security Software:** Utilizing security software and regularly updating it helps protect against known vulnerabilities. This includes software for web servers, databases, and other components of the hosting infrastructure.

4. **SSL/TLS Encryption:** Enabling SSL/TLS encryption secures data in transit between the user’s browser and the server, preventing interception and tampering.

5. **Regular Backups:** Regularly backing up your website’s data ensures that you can quickly restore it in case of a security incident.

6. **Security Audits and Monitoring:** Conducting regular security audits and monitoring system logs for unusual activities are crucial for identifying and addressing potential threats.

It’s important to review the security features offered by your hosting provider and, if necessary, supplement them with additional security measures depending on the specific needs and requirements of your website.