Content-Security-Policy

pypi.org sends an enforcing CSP. It is nonce-based.

base-uri 'self'; connect-src 'self' https://api.github.com/repos/ https://api.github.com/search/issues https://gitlab.com/api/ https://analytics.python.org *.ethicalads.io https://api.pwnedpasswords.com https://cdn.jsdelivr.net/npm/mathjax@3.2.2/es5/sre/mathmaps/ https://2p66nmmycsj3.statuspage.io; default-src 'none'; font-src 'self'; form-action 'self' https://checkout.stripe.com https://billing.stripe.com; frame-ancestors 'none'; frame-src 'none'; img-src 'self' https://pypi-camo.freetls.fastly.net/ *.ethicalads.io ethicalads.blob.core.windows.net; script-src 'self' https://analytics.python.org *.ethicalads.io 'sha256-U3hKDidudIaxBDEzwGJApJgPEf2mWk6cfMWghrAa6i0=' https://cdn.jsdelivr.net/npm/mathjax@3.2.2/ 'sha256-1CldwzdEg2k1wTmf7s5RWVd7NMXI/7nxxjJM2C4DqII='; style-src 'self' *.ethicalads.io 'sha256-2YHqZokjiizkHi1Zt+6ar0XJ0OeEy/egBnlm+MDMtrM=' 'sha256-47DEQpj8HBSa+/TImW+5JCeuQeRkm5NMpJWZG3hSuFU=' 'sha256-JLEjeN9e5dGsz5475WyRaoA4eQOdNPxDIeUhclnJDCE=' 'sha256-mQyxHEuwZJqpxCw3SLmc4YOySNKXunyu2Oiz1r3/wAE=' 'sha256-OCf+kv5Asiwp++8PIevKBYSgnNLNUZvxAp4a7wMLuKA=' 'sha256-h5LOiLhk6wiJrGsG5ItM0KimwzWQH/yAcmoJDJL//bY='

Directive	Sources
base-uri	'self'
connect-src	'self' https://api.github.com/repos/ https://api.github.com/search/issues https://gitlab.com/api/ https://analytics.python.org *.ethicalads.io https://api.pwnedpasswords.com https://cdn.jsdelivr.net/npm/mathjax@3.2.2/es5/sre/mathmaps/ https://2p66nmmycsj3.statuspage.io
default-src	'none'
font-src	'self'
form-action	'self' https://checkout.stripe.com https://billing.stripe.com
frame-ancestors	'none'
frame-src	'none'
img-src	'self' https://pypi-camo.freetls.fastly.net/ *.ethicalads.io ethicalads.blob.core.windows.net
script-src	'self' https://analytics.python.org *.ethicalads.io 'sha256-U3hKDidudIaxBDEzwGJApJgPEf2mWk6cfMWghrAa6i0=' https://cdn.jsdelivr.net/npm/mathjax@3.2.2/ 'sha256-1CldwzdEg2k1wTmf7s5RWVd7NMXI/7nxxjJM2C4DqII='
style-src	'self' *.ethicalads.io 'sha256-2YHqZokjiizkHi1Zt+6ar0XJ0OeEy/egBnlm+MDMtrM=' 'sha256-47DEQpj8HBSa+/TImW+5JCeuQeRkm5NMpJWZG3hSuFU=' 'sha256-JLEjeN9e5dGsz5475WyRaoA4eQOdNPxDIeUhclnJDCE=' 'sha256-mQyxHEuwZJqpxCw3SLmc4YOySNKXunyu2Oiz1r3/wAE=' 'sha256-OCf+kv5Asiwp++8PIevKBYSgnNLNUZvxAp4a7wMLuKA=' 'sha256-h5LOiLhk6wiJrGsG5ItM0KimwzWQH/yAcmoJDJL//bY='

Headers sent

Header	Value
strict-transport-security	max-age=31536000; includeSubDomains; preload
x-frame-options	deny
x-content-type-options	nosniff
referrer-policy	origin-when-cross-origin
permissions-policy	publickey-credentials-create=(self),publickey-credentials-get=(self),accelerometer=(),ambient-light-sensor=(),autoplay=(),battery=(),camera=(),display-capture=(),document-domain=(),encrypted-media=(),…
x-xss-protection	1; mode=block
server	gunicorn

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