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Auth & security at scale

OAuth2, JWT, IAM patterns, secrets rotation, and least-privilege service auth.

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Auth & security at scale easy

How to Mock a Content Security Policy Header in Python

Mock a Content-Security-Policy header locally and verify it's served correctly using Python's built-in HTTP server.

csp http-server security-headers
Python 
import json
from http.server import BaseHTTPRequestHandler, HTTPServer

CSP_HEADER = "default-src 'self'; script-src 'self'; style-src 'self' 'unsafe-inline'"

class MockServer(BaseHTTPRequestHandler):
    def do_GET(self):
        if self.path == "/":
            self.send_response(200)
            self.send_header("…
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