id: switch-protocol info: name: Switching Protocol Detection author: pdteam severity: info metadata: verified: true max-request: 1 shodan-query: '"connection: upgrade"' tags: protocol,switching,tech,websocket,h2c,discovery http: - method: GET path: - "{{BaseURL}}" matchers: - type: dsl dsl: - 'status_code == 101' - 'contains(to_lower(header), "switching protocols")' - 'contains(to_lower(header), "connection: upgrade")' - 'contains(to_lower(header), "upgrade:")' extractors: - type: dsl dsl: - upgrade # digest: 4a0a0047304502207200be853c72ffd7ab081962c79984f4a17ce78b6975b5a082b4ce2f0ab6b12d022100ea7c9f9fbf1a3b1a3521ac3c4d8aa532456963ed62cd83c6a0d74dd8ada304ca:922c64590222798bb761d5b6d8e72950