feat(microsoft-purview): new Microsoft Purview DLP integration

DLP alerts via Microsoft Graph Security API, 6 commands: list/get DLP alerts,
update alert (status/assignee/determination), list/get incidents. Azure AD
OAuth2 client-credentials auth, stdlib-only.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

integrations/microsoft-purview/manifest.yaml

@@ -0,0 +1,85 @@
+id: microsoft_purview
+name: Microsoft Purview
+version: 1.0.0
+description: "Microsoft Purview DLP alerts (via Microsoft Graph Security API) — data-loss-prevention triage: list and read DLP security alerts, update alert status/assignment, and list/read security incidents. Azure AD OAuth2 client-credentials authentication; stdlib-only, no extra Python dependencies."
+changelog: "1.0.0 — Initial release: list/get DLP alerts, update alert, list/get incidents."
+category: dlp
+
+# Per-instance configuration. Application (client-credentials) OAuth2. Needs Graph
+# application permissions SecurityAlert.ReadWrite.All and SecurityIncident.Read.All.
+config_schema:
+  properties:
+    tenant_id:
+      type: string
+      description: "Azure AD tenant ID"
+    client_id:
+      type: string
+      description: "App registration (client) ID"
+    client_secret:
+      type: string
+      description: "App registration client secret"
+      x-soar-sensitive: true
+  required:
+    - tenant_id
+    - client_id
+    - client_secret
+
+commands:
+  - id: list_dlp_alerts
+    name: purview-list-dlp-alerts
+    description: "List Data Loss Prevention alerts."
+    risk: read
+    inputs_schema:
+      properties:
+        status: { type: string, description: "Filter by status (new, inProgress, resolved)" }
+        limit: { type: number, description: "Max alerts (default 25)" }
+      required: []
+    outputs_schema: { properties: {} }
+  - id: get_alert
+    name: purview-get-alert
+    description: "Get a single security alert by ID."
+    risk: read
+    inputs_schema:
+      properties:
+        alert_id: { type: string, description: "Alert ID" }
+      required: [alert_id]
+    outputs_schema: { properties: {} }
+  - id: update_alert
+    name: purview-update-alert
+    description: "Update an alert's status and/or assignee."
+    inputs_schema:
+      properties:
+        alert_id: { type: string, description: "Alert ID" }
+        status: { type: string, description: "new, inProgress, or resolved" }
+        assigned_to: { type: string, description: "Assignee (UPN)" }
+        determination: { type: string, description: "Optional determination (e.g. truePositive, falsePositive)" }
+      required: [alert_id]
+    outputs_schema: { properties: {} }
+  - id: list_incidents
+    name: purview-list-incidents
+    description: "List security incidents."
+    risk: read
+    inputs_schema:
+      properties:
+        status: { type: string, description: "Filter by status (active, resolved, redirected)" }
+        limit: { type: number, description: "Max incidents (default 25)" }
+      required: []
+    outputs_schema: { properties: {} }
+  - id: get_incident
+    name: purview-get-incident
+    description: "Get a single security incident by ID."
+    risk: read
+    inputs_schema:
+      properties:
+        incident_id: { type: string, description: "Incident ID" }
+      required: [incident_id]
+    outputs_schema: { properties: {} }
+
+  - id: test_connection
+    name: purview-test-connection
+    description: "Verify connectivity and the app credentials (used by the Test button)."
+    risk: read
+    inputs_schema:
+      properties: {}
+      required: []
+    outputs_schema: { properties: {} }

integrations/microsoft-purview/scripts/get_alert.py

@@ -0,0 +1,70 @@
+import json, os, sys, urllib.parse, urllib.request, urllib.error
+
+GRAPH = "https://graph.microsoft.com/v1.0"
+
+
+def _cfg():
+    return json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))
+
+
+def _inputs():
+    return json.loads(os.environ.get("INTEGRATION_INPUTS", "{}"))
+
+
+def _token(cfg):
+    url = "https://login.microsoftonline.com/" + str(cfg.get("tenant_id", "")) + "/oauth2/v2.0/token"
+    form = urllib.parse.urlencode({
+        "grant_type": "client_credentials",
+        "client_id": str(cfg.get("client_id", "")),
+        "client_secret": str(cfg.get("client_secret", "")),
+        "scope": "https://graph.microsoft.com/.default",
+    }).encode("utf-8")
+    req = urllib.request.Request(url, data=form, headers={"Content-Type": "application/x-www-form-urlencoded"}, method="POST")
+    with urllib.request.urlopen(req, timeout=60) as r:
+        tok = json.loads(r.read())
+    if not tok.get("access_token"):
+        raise Exception("Token request failed: " + json.dumps(tok))
+    return tok["access_token"]
+
+
+def graph(method, path, token, body=None, params=None):
+    url = GRAPH + path
+    if params:
+        clean = {k: v for k, v in params.items() if v not in (None, "")}
+        if clean:
+            url += "?" + urllib.parse.urlencode(clean)
+    data = json.dumps(body).encode("utf-8") if body is not None else None
+    headers = {"Authorization": "Bearer " + token, "Accept": "application/json"}
+    if data is not None:
+        headers["Content-Type"] = "application/json"
+    req = urllib.request.Request(url, data=data, headers=headers, method=method)
+    with urllib.request.urlopen(req, timeout=90) as r:
+        raw = r.read()
+        return json.loads(raw) if raw else {}
+
+
+def _run(fn):
+    try:
+        cfg = _cfg()
+        inputs = _inputs()
+        token = _token(cfg)
+        print(json.dumps(fn(token, inputs)))
+    except urllib.error.HTTPError as e:
+        print(json.dumps({"error": "HTTP " + str(e.code), "detail": e.read().decode("utf-8", "replace")}))
+        sys.exit(1)
+    except Exception as e:
+        print(json.dumps({"error": str(e)}))
+        sys.exit(1)
+
+
+q = lambda v: urllib.parse.quote(str(v), safe="")
+
+
+def main(token, inputs):
+    alert_id = inputs.get("alert_id")
+    if not alert_id:
+        raise Exception("alert_id is required")
+    return graph("GET", "/security/alerts_v2/" + q(alert_id), token)
+
+
+_run(main)

integrations/microsoft-purview/scripts/get_incident.py

@@ -0,0 +1,70 @@
+import json, os, sys, urllib.parse, urllib.request, urllib.error
+
+GRAPH = "https://graph.microsoft.com/v1.0"
+
+
+def _cfg():
+    return json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))
+
+
+def _inputs():
+    return json.loads(os.environ.get("INTEGRATION_INPUTS", "{}"))
+
+
+def _token(cfg):
+    url = "https://login.microsoftonline.com/" + str(cfg.get("tenant_id", "")) + "/oauth2/v2.0/token"
+    form = urllib.parse.urlencode({
+        "grant_type": "client_credentials",
+        "client_id": str(cfg.get("client_id", "")),
+        "client_secret": str(cfg.get("client_secret", "")),
+        "scope": "https://graph.microsoft.com/.default",
+    }).encode("utf-8")
+    req = urllib.request.Request(url, data=form, headers={"Content-Type": "application/x-www-form-urlencoded"}, method="POST")
+    with urllib.request.urlopen(req, timeout=60) as r:
+        tok = json.loads(r.read())
+    if not tok.get("access_token"):
+        raise Exception("Token request failed: " + json.dumps(tok))
+    return tok["access_token"]
+
+
+def graph(method, path, token, body=None, params=None):
+    url = GRAPH + path
+    if params:
+        clean = {k: v for k, v in params.items() if v not in (None, "")}
+        if clean:
+            url += "?" + urllib.parse.urlencode(clean)
+    data = json.dumps(body).encode("utf-8") if body is not None else None
+    headers = {"Authorization": "Bearer " + token, "Accept": "application/json"}
+    if data is not None:
+        headers["Content-Type"] = "application/json"
+    req = urllib.request.Request(url, data=data, headers=headers, method=method)
+    with urllib.request.urlopen(req, timeout=90) as r:
+        raw = r.read()
+        return json.loads(raw) if raw else {}
+
+
+def _run(fn):
+    try:
+        cfg = _cfg()
+        inputs = _inputs()
+        token = _token(cfg)
+        print(json.dumps(fn(token, inputs)))
+    except urllib.error.HTTPError as e:
+        print(json.dumps({"error": "HTTP " + str(e.code), "detail": e.read().decode("utf-8", "replace")}))
+        sys.exit(1)
+    except Exception as e:
+        print(json.dumps({"error": str(e)}))
+        sys.exit(1)
+
+
+q = lambda v: urllib.parse.quote(str(v), safe="")
+
+
+def main(token, inputs):
+    incident_id = inputs.get("incident_id")
+    if not incident_id:
+        raise Exception("incident_id is required")
+    return graph("GET", "/security/incidents/" + q(incident_id), token)
+
+
+_run(main)

integrations/microsoft-purview/scripts/list_dlp_alerts.py

@@ -0,0 +1,69 @@
+import json, os, sys, urllib.parse, urllib.request, urllib.error
+
+GRAPH = "https://graph.microsoft.com/v1.0"
+
+
+def _cfg():
+    return json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))
+
+
+def _inputs():
+    return json.loads(os.environ.get("INTEGRATION_INPUTS", "{}"))
+
+
+def _token(cfg):
+    url = "https://login.microsoftonline.com/" + str(cfg.get("tenant_id", "")) + "/oauth2/v2.0/token"
+    form = urllib.parse.urlencode({
+        "grant_type": "client_credentials",
+        "client_id": str(cfg.get("client_id", "")),
+        "client_secret": str(cfg.get("client_secret", "")),
+        "scope": "https://graph.microsoft.com/.default",
+    }).encode("utf-8")
+    req = urllib.request.Request(url, data=form, headers={"Content-Type": "application/x-www-form-urlencoded"}, method="POST")
+    with urllib.request.urlopen(req, timeout=60) as r:
+        tok = json.loads(r.read())
+    if not tok.get("access_token"):
+        raise Exception("Token request failed: " + json.dumps(tok))
+    return tok["access_token"]
+
+
+def graph(method, path, token, body=None, params=None):
+    url = GRAPH + path
+    if params:
+        clean = {k: v for k, v in params.items() if v not in (None, "")}
+        if clean:
+            url += "?" + urllib.parse.urlencode(clean)
+    data = json.dumps(body).encode("utf-8") if body is not None else None
+    headers = {"Authorization": "Bearer " + token, "Accept": "application/json"}
+    if data is not None:
+        headers["Content-Type"] = "application/json"
+    req = urllib.request.Request(url, data=data, headers=headers, method=method)
+    with urllib.request.urlopen(req, timeout=90) as r:
+        raw = r.read()
+        return json.loads(raw) if raw else {}
+
+
+def _run(fn):
+    try:
+        cfg = _cfg()
+        inputs = _inputs()
+        token = _token(cfg)
+        print(json.dumps(fn(token, inputs)))
+    except urllib.error.HTTPError as e:
+        print(json.dumps({"error": "HTTP " + str(e.code), "detail": e.read().decode("utf-8", "replace")}))
+        sys.exit(1)
+    except Exception as e:
+        print(json.dumps({"error": str(e)}))
+        sys.exit(1)
+
+
+def main(token, inputs):
+    status = inputs.get("status")
+    limit = inputs.get("limit") or 25
+    filter_str = "serviceSource eq 'microsoftDataLossPrevention'"
+    if status:
+        filter_str += " and status eq '" + str(status) + "'"
+    return graph("GET", "/security/alerts_v2", token, params={"$filter": filter_str, "$top": int(limit)})
+
+
+_run(main)

integrations/microsoft-purview/scripts/list_incidents.py

@@ -0,0 +1,71 @@
+import json, os, sys, urllib.parse, urllib.request, urllib.error
+
+GRAPH = "https://graph.microsoft.com/v1.0"
+
+
+def _cfg():
+    return json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))
+
+
+def _inputs():
+    return json.loads(os.environ.get("INTEGRATION_INPUTS", "{}"))
+
+
+def _token(cfg):
+    url = "https://login.microsoftonline.com/" + str(cfg.get("tenant_id", "")) + "/oauth2/v2.0/token"
+    form = urllib.parse.urlencode({
+        "grant_type": "client_credentials",
+        "client_id": str(cfg.get("client_id", "")),
+        "client_secret": str(cfg.get("client_secret", "")),
+        "scope": "https://graph.microsoft.com/.default",
+    }).encode("utf-8")
+    req = urllib.request.Request(url, data=form, headers={"Content-Type": "application/x-www-form-urlencoded"}, method="POST")
+    with urllib.request.urlopen(req, timeout=60) as r:
+        tok = json.loads(r.read())
+    if not tok.get("access_token"):
+        raise Exception("Token request failed: " + json.dumps(tok))
+    return tok["access_token"]
+
+
+def graph(method, path, token, body=None, params=None):
+    url = GRAPH + path
+    if params:
+        clean = {k: v for k, v in params.items() if v not in (None, "")}
+        if clean:
+            url += "?" + urllib.parse.urlencode(clean)
+    data = json.dumps(body).encode("utf-8") if body is not None else None
+    headers = {"Authorization": "Bearer " + token, "Accept": "application/json"}
+    if data is not None:
+        headers["Content-Type"] = "application/json"
+    req = urllib.request.Request(url, data=data, headers=headers, method=method)
+    with urllib.request.urlopen(req, timeout=90) as r:
+        raw = r.read()
+        return json.loads(raw) if raw else {}
+
+
+def _run(fn):
+    try:
+        cfg = _cfg()
+        inputs = _inputs()
+        token = _token(cfg)
+        print(json.dumps(fn(token, inputs)))
+    except urllib.error.HTTPError as e:
+        print(json.dumps({"error": "HTTP " + str(e.code), "detail": e.read().decode("utf-8", "replace")}))
+        sys.exit(1)
+    except Exception as e:
+        print(json.dumps({"error": str(e)}))
+        sys.exit(1)
+
+
+def main(token, inputs):
+    status = inputs.get("status")
+    limit = inputs.get("limit") or 25
+
+    params = {"$top": int(limit)}
+    if status:
+        params["$filter"] = "status eq '" + str(status) + "'"
+
+    return graph("GET", "/security/incidents", token, params=params)
+
+
+_run(main)

integrations/microsoft-purview/scripts/test_connection.py

@@ -0,0 +1,65 @@
+import json, os, sys, urllib.parse, urllib.request, urllib.error
+
+GRAPH = "https://graph.microsoft.com/v1.0"
+
+
+def _cfg():
+    return json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))
+
+
+def _inputs():
+    return json.loads(os.environ.get("INTEGRATION_INPUTS", "{}"))
+
+
+def _token(cfg):
+    url = "https://login.microsoftonline.com/" + str(cfg.get("tenant_id", "")) + "/oauth2/v2.0/token"
+    form = urllib.parse.urlencode({
+        "grant_type": "client_credentials",
+        "client_id": str(cfg.get("client_id", "")),
+        "client_secret": str(cfg.get("client_secret", "")),
+        "scope": "https://graph.microsoft.com/.default",
+    }).encode("utf-8")
+    req = urllib.request.Request(url, data=form, headers={"Content-Type": "application/x-www-form-urlencoded"}, method="POST")
+    with urllib.request.urlopen(req, timeout=60) as r:
+        tok = json.loads(r.read())
+    if not tok.get("access_token"):
+        raise Exception("Token request failed: " + json.dumps(tok))
+    return tok["access_token"]
+
+
+def graph(method, path, token, body=None, params=None):
+    url = GRAPH + path
+    if params:
+        clean = {k: v for k, v in params.items() if v not in (None, "")}
+        if clean:
+            url += "?" + urllib.parse.urlencode(clean)
+    data = json.dumps(body).encode("utf-8") if body is not None else None
+    headers = {"Authorization": "Bearer " + token, "Accept": "application/json"}
+    if data is not None:
+        headers["Content-Type"] = "application/json"
+    req = urllib.request.Request(url, data=data, headers=headers, method=method)
+    with urllib.request.urlopen(req, timeout=90) as r:
+        raw = r.read()
+        return json.loads(raw) if raw else {}
+
+
+def _run(fn):
+    try:
+        cfg = _cfg()
+        inputs = _inputs()
+        token = _token(cfg)
+        print(json.dumps(fn(token, inputs)))
+    except urllib.error.HTTPError as e:
+        print(json.dumps({"error": "HTTP " + str(e.code), "detail": e.read().decode("utf-8", "replace")}))
+        sys.exit(1)
+    except Exception as e:
+        print(json.dumps({"error": str(e)}))
+        sys.exit(1)
+
+
+def main(token, inputs):
+    graph("GET", "/security/alerts_v2", token, params={"$top": 1})
+    return {"ok": True}
+
+
+_run(main)

integrations/microsoft-purview/scripts/update_alert.py

@@ -0,0 +1,89 @@
+import json, os, sys, urllib.parse, urllib.request, urllib.error
+
+GRAPH = "https://graph.microsoft.com/v1.0"
+
+
+def _cfg():
+    return json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))
+
+
+def _inputs():
+    return json.loads(os.environ.get("INTEGRATION_INPUTS", "{}"))
+
+
+def _token(cfg):
+    url = "https://login.microsoftonline.com/" + str(cfg.get("tenant_id", "")) + "/oauth2/v2.0/token"
+    form = urllib.parse.urlencode({
+        "grant_type": "client_credentials",
+        "client_id": str(cfg.get("client_id", "")),
+        "client_secret": str(cfg.get("client_secret", "")),
+        "scope": "https://graph.microsoft.com/.default",
+    }).encode("utf-8")
+    req = urllib.request.Request(url, data=form, headers={"Content-Type": "application/x-www-form-urlencoded"}, method="POST")
+    with urllib.request.urlopen(req, timeout=60) as r:
+        tok = json.loads(r.read())
+    if not tok.get("access_token"):
+        raise Exception("Token request failed: " + json.dumps(tok))
+    return tok["access_token"]
+
+
+def graph(method, path, token, body=None, params=None):
+    url = GRAPH + path
+    if params:
+        clean = {k: v for k, v in params.items() if v not in (None, "")}
+        if clean:
+            url += "?" + urllib.parse.urlencode(clean)
+    data = json.dumps(body).encode("utf-8") if body is not None else None
+    headers = {"Authorization": "Bearer " + token, "Accept": "application/json"}
+    if data is not None:
+        headers["Content-Type"] = "application/json"
+    req = urllib.request.Request(url, data=data, headers=headers, method=method)
+    with urllib.request.urlopen(req, timeout=90) as r:
+        raw = r.read()
+        return json.loads(raw) if raw else {}
+
+
+def _run(fn):
+    try:
+        cfg = _cfg()
+        inputs = _inputs()
+        token = _token(cfg)
+        print(json.dumps(fn(token, inputs)))
+    except urllib.error.HTTPError as e:
+        print(json.dumps({"error": "HTTP " + str(e.code), "detail": e.read().decode("utf-8", "replace")}))
+        sys.exit(1)
+    except Exception as e:
+        print(json.dumps({"error": str(e)}))
+        sys.exit(1)
+
+
+q = lambda v: urllib.parse.quote(str(v), safe="")
+
+
+def main(token, inputs):
+    alert_id = inputs.get("alert_id")
+    if not alert_id:
+        raise Exception("alert_id is required")
+
+    status = inputs.get("status")
+    assigned_to = inputs.get("assigned_to")
+    determination = inputs.get("determination")
+
+    body = {}
+    if status:
+        body["status"] = status
+    if assigned_to:
+        body["assignedTo"] = assigned_to
+    if determination:
+        body["determination"] = determination
+
+    if not body:
+        raise Exception("at least one field to update is required")
+
+    result = graph("PATCH", "/security/alerts_v2/" + q(alert_id), token, body=body)
+    if not result:
+        return {"ok": True, "alert_id": alert_id}
+    return result
+
+
+_run(main)