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How to Check an SCP Deny List in Python

Load a JSON SCP policy file, extract the deny_list, and check if a target ARN is denied.

import json
from pathlib import Path


def evaluate_scp_deny_list(policy_path: Path, target_path: str) -> bool:
    policy = json.loads(policy_path.read_text())
    deny_list = policy.get("deny_list", [])
    return target_path in deny_list


if __name__ == "__main__":
    policy_file = Path("scp_policy.json")
    pol…

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