Web App Firewall

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Web App Firewall
  • Bypassing a WAF and a CSP with Google Tag Manager: An Attacker’s Perspective and Remediation Advice
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    Bypassing a WAF and a CSP with Google Tag Manager: An Attacker’s Perspective and Remediation Advice

     By Ryan Chaplin Ryan Chaplin takes an in-depth look at how attackers can use unsafe directives to bypass CSP, notably in Google Tag Manager, and how to remediate the issue. February 10, 2026