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Cloudflare•7 days ago

Security Research Analyst, WAF Managed Rules

hybrid🇺🇸USAustin, TXmid

Recruiter Fit Breakdown & Candid Summary

1

Cloudflare is seeking a Security Research Analyst to join their WAF Managed Rules team to research web application attacks and build detection logic.

2

The ideal candidate has hands-on experience in web application security, vulnerability research, and detection engineering, coupled with strong HTTP protocol knowledge and fluency in SQL and Pyth

3

Candidates should also be comfortable leveraging AI tools fluently in their workflows while maintaining rigorous independent validation.

4

This role is well-suited for security professionals passionate about defensive engineering and vulnerability analysis, though those lacking web application security foundations or HTTP internals

Role Responsibilities

  • 1Research web application threats and turn public CVEs, threat intelligence, customer reports, and internal telemetry into tested mitigations.
  • 2Build and maintain managed rules to protect Internet properties from known vulnerabilities, emerging exploits, and new attack techniques.
  • 3Analyze vulnerability advisories or proofs of concept, reproduce exploits in a controlled environment, and identify distinguishing request characteristics.
  • 4Investigate large datasets using SQL and build research tools or automate analysis using Python, Go, or Rust.
  • 5Collaborate with engineering, product, and customer-facing teams to improve coverage while minimizing false positives and disruption to legitimate traffic.

Skills Matrix

Must-Have Skills

6 required
Web Application Security(web app security)
Vulnerability Research
Detection Engineering
HTTP/HTTPS(HTTP)
SQL
Python

Nice-to-Have Skills

2 preferred
Go
Rust
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