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Transitioning from Data Center to Cloud: How Atlassian's Edge Security Stack Fills the Gap Left by Cloudflare

Atlassian Cloud replaces Cloudflare with a fully managed AWS-native security stack — Amazon CloudFront for CDN, AWS WAF for application-layer firewalling, and AWS Shield Advanced for DDoS protection. The stack is enterprise-grade and battle-tested, but you can't touch it. This post maps every Cloudflare capability to its Atlassian Cloud equivalent, details the gaps your security team needs to plan for, and gives you the honest technical assessment for your Data Center migration.

Mihai Perdum•February 13, 2026

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