Production hardening: security fixes, code quality, 724 skills complete

- Fix 25 shell=True subprocess calls with list-based commands
- Fix 49 verify=False in defensive skills (env-var override)
- Add timeout to 231 HTTP/subprocess/socket calls
- Fix 6 SQL injection patterns with whitelist validation
- Replace 8 __import__() with standard imports
- Remove 701 unused imports across 442 files
- Add authorized-testing disclaimers to all offensive skills
- Complete 11 incomplete skill directories
- Expand 10 stub SKILL.md files with full content
- Fix 2 YAML parse errors in frontmatter
- Fix 5 pre-existing syntax errors
- Convert 22 hardcoded paths/ports to environment variables
- Back up 21 redundant skill pairs to .bak
- Fix 2 global declaration errors
- 724/724 skills with full folder anatomy (SKILL.md + agent.py + api-reference.md + LICENSE)
- 0 compile errors across all 724 agent.py files

skills/building-threat-feed-aggregation-with-misp/scripts/agent.py

@@ -3,8 +3,9 @@
 
 import json
 import logging
+import os
 import argparse
-from datetime import datetime, timedelta
+from datetime import datetime
 from collections import defaultdict
 
 import requests
@@ -19,9 +20,9 @@ def misp_request(url, key, endpoint, method="GET", data=None):
     full_url = f"{url}/{endpoint}"
     try:
         if method == "GET":
-            resp = requests.get(full_url, headers=headers, timeout=30, verify=False)
+            resp = requests.get(full_url, headers=headers, timeout=30, verify=not os.environ.get("SKIP_TLS_VERIFY", "").lower() == "true")  # Set SKIP_TLS_VERIFY=true for self-signed certs in lab environments
         else:
-            resp = requests.post(full_url, headers=headers, json=data or {}, timeout=30, verify=False)
+            resp = requests.post(full_url, headers=headers, json=data or {}, timeout=30, verify=not os.environ.get("SKIP_TLS_VERIFY", "").lower() == "true")  # Set SKIP_TLS_VERIFY=true for self-signed certs in lab environments
         resp.raise_for_status()
         return resp.json()
     except requests.RequestException as e: