Later archive addition

CSP Is Dead, Long Live CSP!

Lukas Weichselbaum, Michele Spagnuolo, Sebastian Lekies and Artur Janc

Internet-scale measurement of Content Security Policy across 1.6 million hosts and 26,011 distinct policies finds 94.72 percent of policies bypassable, chiefly because whitelisted script hosts serve endpoints that hand back attacker-controlled script. Proposes the strict-dynamic keyword so nonce-based policies can replace host whitelists.

Record

Researcher

Lukas Weichselbaum, Michele Spagnuolo, Sebastian Lekies and Artur Janc

In the archive

• Added to the 2016–17 archive after the original list was published

Tags

• csp
• filter-bypass
• xss
• large-scale-scan
• measurement-study
• mitigation
• defence
• javascript
• owasp-a03-2021
• owasp-a05-2021

This page is the archive's own catalogue record. The research is the work of Lukas Weichselbaum, Michele Spagnuolo, Sebastian Lekies and Artur Janc, first published at the original source. Preserved copies are kept so the citation survives its host.