Harden Security

Identify and block threats to keep your domain safe

Read our Blog

Find a particular topic on a variety of security issues in our blog

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Learning Center

Find educational resources about common attacks and security threats


Engage with other Cloudflare users to share questions, answers and ideas on performance

Additional Resources

Join our Support team in an introduction to Security settings for new users.

Examine the security and latency challenges when deploying DNSSEC at scale.

Hear web security expert Troy Hunt, Microsoft Regional Director and Founder of HaveIBeenPwned.com, discuss evolving global DDoS attack trends.

Enable the latest in security standards to build trust with your audience and boost SEO.

Learn ways to protect your unique microservices architecture that differ from historic security assumptions and practices.

Listen to banking and security experts discuss how to keep banks safe and compliant in the face of evolving cyber attacks.