diff --git a/record_dynamic.py b/record_dynamic.py
index 8301006..2d8e1f7 100644
--- a/record_dynamic.py
+++ b/record_dynamic.py
@@ -6045,14 +6045,22 @@ def resolve_nm3u8dl_license_url(
         separators=(",", ":"),
     ).encode("utf-8")
 
+    clean_license_url, license_headers = (
+        source_playlist_headers.split_stream_url_metadata(
+            license_url,
+            policy=source_playlist_headers.MATURE_PLAYLIST_HEADER_POLICY,
+        )
+    )
+    request_headers = {"User-Agent": "curl/8.21.0"}
+    request_headers.update(license_headers)
+    request_headers.update({
+        "Content-Type": "application/json",
+        "Accept": "application/json",
+    })
     request = Request(
-        license_url,
+        clean_license_url,
         data=payload,
-        headers={
-            "Content-Type": "application/json",
-            "Accept": "application/json",
-            "User-Agent": "curl/8.21.0",
-        },
+        headers=request_headers,
         method="POST",
     )
 
diff --git a/recorder_source/discovery.py b/recorder_source/discovery.py
index c795f41..a88a887 100644
--- a/recorder_source/discovery.py
+++ b/recorder_source/discovery.py
@@ -190,7 +190,15 @@ def normalize_playlist_license_key(value: str) -> Tuple[str, ...]:
     if not text:
         return ()
     if not text.startswith("{"):
-        return (text,)
+        if text.lower().startswith(("http://", "https://")) or "," not in text:
+            return (text,)
+        pairs = [pair.strip() for pair in text.split(",")]
+        if not all(
+            re.fullmatch(r"[0-9a-fA-F]{32}:[0-9a-fA-F]{32}", pair)
+            for pair in pairs
+        ):
+            raise RuntimeError("Invalid comma-separated ClearKey KID:KEY list")
+        return tuple(dict.fromkeys(pairs))
     try:
         data = json.loads(text)
     except json.JSONDecodeError:
diff --git a/recorder_source/json_playlist.py b/recorder_source/json_playlist.py
index f297dcd..0ffc9c8 100644
--- a/recorder_source/json_playlist.py
+++ b/recorder_source/json_playlist.py
@@ -232,6 +232,19 @@ def _entry_lines(
         if key_id and key_value:
             license_key = f"{key_id}:{key_value}"
 
+    if not license_key:
+        sonuxs = _alias_value(
+            record, ("sonuxs",), first_wins=policy.first_record_alias_wins,
+        )
+        if isinstance(sonuxs, (list, tuple)):
+            pairs = [
+                value.strip()
+                for value in sonuxs
+                if isinstance(value, str) and value.strip()
+            ]
+            if pairs:
+                license_key = ",".join(pairs)
+
     if license_key:
         lines.extend([
             "#KODIPROP:inputstream.adaptive.license_type=clearkey",
diff --git a/tests/test_drm_license_compat.py b/tests/test_drm_license_compat.py
new file mode 100644
index 0000000..7dd9749
--- /dev/null
+++ b/tests/test_drm_license_compat.py
@@ -0,0 +1,129 @@
+"""Regression tests for license-request-only headers without importing the recorder entrypoint."""
+
+from __future__ import annotations
+
+import ast
+import base64
+import io
+import json
+from pathlib import Path
+import re
+import unittest
+from typing import List
+from urllib.request import Request
+import xml.etree.ElementTree as ET
+
+from recorder_source import playlist_headers
+
+
+KID = "00112233445566778899aabbccddeeff"
+KEY = "ffeeddccbbaa99887766554433221100"
+STREAM_URL = "https://cdn.test/starsports1hd.mpd"
+LICENSE_URL = "https://license.test/starsports1hd.mpd?license=1"
+MANIFEST = (
+    '<MPD xmlns:cenc="urn:mpeg:cenc:2013">'
+    '<ContentProtection cenc:default_KID="00112233-4455-6677-8899-aabbccddeeff" />'
+    '</MPD>'
+)
+
+
+def _encode(hex_string: str) -> str:
+    return base64.urlsafe_b64encode(bytes.fromhex(hex_string)).decode("ascii").rstrip("=")
+
+
+def _decode(value: str) -> bytes:
+    return base64.urlsafe_b64decode(value + "=" * (-len(value) % 4))
+
+
+class LicenseRequestHeaderTests(unittest.TestCase):
+    def _run_resolver(self, license_key: str, *, through_selection: bool = True):
+        source = (Path(__file__).resolve().parents[1] / "record_dynamic.py").read_text(
+            encoding="utf-8"
+        )
+        parsed = ast.parse(source)
+        selected = [
+            node for node in parsed.body
+            if isinstance(node, ast.FunctionDef)
+            and node.name in {"resolve_nm3u8dl_license_url", "resolve_nm3u8dl_source_keys"}
+        ]
+        self.assertEqual(len(selected), 2)
+
+        captured_requests = []
+        manifest_calls = []
+
+        def fake_manifest(stream_url, headers):
+            manifest_calls.append((stream_url, dict(headers)))
+            return MANIFEST
+
+        def fake_urlopen(request, timeout):
+            captured_requests.append((request, timeout))
+            response = {"keys": [{"kid": _encode(KID), "k": _encode(KEY)}]}
+            return io.BytesIO(json.dumps(response).encode("utf-8"))
+
+        namespace = {
+            "List": List,
+            "ET": ET,
+            "json": json,
+            "re": re,
+            "Request": Request,
+            "urlopen": fake_urlopen,
+            "source_playlist_headers": playlist_headers,
+            "_fetch_nm3u8dl_stream_manifest_text": fake_manifest,
+            "_is_nm3u8dl_drmlive_host": lambda url: False,
+            "_nm3u8dl_b64url_encode": lambda raw: base64.urlsafe_b64encode(raw).decode("ascii").rstrip("="),
+            "_nm3u8dl_b64url_decode": _decode,
+            "NM3U8DL_QUALITY_HTTP_TIMEOUT_SEC": 15,
+            "log_timeout_exception": lambda *a, **kw: None,
+            "log": lambda message: None,
+        }
+        exec(compile(ast.Module(body=selected, type_ignores=[]), "<isolated recorder funcs>", "exec"), namespace)
+        stream_headers = {
+            "User-Agent": "Stream-only UA",
+            "Referer": "https://stream-only.test/",
+            "Cookie": "stream-only-cookie",
+        }
+        if through_selection:
+            resolved = namespace["resolve_nm3u8dl_source_keys"](
+                {"keys": [license_key], "stream_url": STREAM_URL},
+                stream_headers,
+            )
+        else:
+            resolved = namespace["resolve_nm3u8dl_license_url"](
+                license_key, STREAM_URL, stream_headers,
+            )
+        self.assertEqual(resolved, [f"{KID}:{KEY}"])
+        self.assertEqual(manifest_calls, [(STREAM_URL, stream_headers)])
+        self.assertEqual(len(captured_requests), 1)
+        request, timeout = captured_requests[0]
+        self.assertEqual(timeout, 20)
+        self.assertEqual(request.get_method(), "POST")
+        self.assertEqual(json.loads(request.data), {
+            "kids": [_encode(KID)],
+            "type": "temporary",
+        })
+        return request, {name.casefold(): value for name, value in request.header_items()}
+
+    def test_license_pipe_headers_apply_only_to_license_request(self):
+        request, headers = self._run_resolver(
+            LICENSE_URL
+            + "|User-Agent=plaYtv/7.1.5 (Linux; Android 13) ExoPlayerLib/2.11.6"
+            + "&Referer=https://www.jiotv.co/&Origin=https://www.jiotv.co/"
+        )
+        self.assertEqual(request.full_url, LICENSE_URL)
+        self.assertEqual(headers["user-agent"], "plaYtv/7.1.5 (Linux; Android 13) ExoPlayerLib/2.11.6")
+        self.assertEqual(headers["referer"], "https://www.jiotv.co/")
+        self.assertEqual(headers["origin"], "https://www.jiotv.co/")
+        self.assertNotIn("cookie", headers)
+        self.assertEqual(headers["content-type"], "application/json")
+        self.assertEqual(headers["accept"], "application/json")
+
+    def test_plain_license_url_keeps_existing_request_defaults(self):
+        request, headers = self._run_resolver(LICENSE_URL, through_selection=False)
+        self.assertEqual(request.full_url, LICENSE_URL)
+        self.assertEqual(headers["user-agent"], "curl/8.21.0")
+        self.assertNotIn("referer", headers)
+        self.assertNotIn("cookie", headers)
+
+
+if __name__ == "__main__":
+    unittest.main()
diff --git a/tests/test_source_core.py b/tests/test_source_core.py
index 6222003..3a5c8dc 100644
--- a/tests/test_source_core.py
+++ b/tests/test_source_core.py
@@ -470,6 +470,57 @@ def test_clearkey_jwk_normalization_matches_mature_internal_format(self):
             ("ba8896d605246871ac424878491d86a1:8600d4153034b3cbc852f13ea4b7482c",),
         )
 
+    def test_clearkey_comma_separated_pairs_keep_every_key(self):
+        pairs = tuple(f"{index:032x}:{index + 30:032x}" for index in range(1, 11))
+        self.assertEqual(
+            normalize_playlist_license_key(",".join(pairs)),
+            pairs,
+        )
+        self.assertEqual(
+            normalize_playlist_license_key("  " + pairs[0] + ", " + pairs[1] + "  "),
+            pairs[:2],
+        )
+        self.assertEqual(
+            normalize_playlist_license_key(pairs[0]),
+            (pairs[0],),
+        )
+        self.assertEqual(
+            normalize_playlist_license_key(
+                "https://license.test/get?ids=one,two|Referer=https://site.test/"
+            ),
+            ("https://license.test/get?ids=one,two|Referer=https://site.test/",),
+        )
+        with self.assertRaisesRegex(RuntimeError, "Invalid comma-separated ClearKey"):
+            normalize_playlist_license_key(pairs[0] + ",not-a-key")
+
+    def test_sonuxs_json_keys_are_preserved_when_legacy_fields_null(self):
+        pairs = [f"{index:032x}:{index + 30:032x}" for index in range(1, 6)]
+        source = {
+            "channels": [{
+                "id": "E1HD",
+                "name": "Star Sports 1 HD",
+                "stream_url": "https://cdn.test/star.mpd",
+                "key_id": None,
+                "key": None,
+                "sonuxs": pairs,
+                "cookie": "__hdnea__=test",
+            }],
+        }
+        candidate = parse_playlist_text(json.dumps(source)).candidates[0]
+        self.assertEqual(candidate.keys, tuple(pairs))
+        self.assertEqual(candidate.license_type, "clearkey")
+        self.assertEqual(candidate.headers["Cookie"], "__hdnea__=test")
+
+    def test_sonuxs_does_not_replace_existing_explicit_license_key(self):
+        source = {"channels": [{
+            "name": "A",
+            "stream_url": "https://cdn.test/a.mpd",
+            "license_key": "abc:def",
+            "sonuxs": ["11111111111111111111111111111111:22222222222222222222222222222222"],
+        }]}
+        candidate = parse_playlist_text(json.dumps(source)).candidates[0]
+        self.assertEqual(candidate.keys, ("abc:def",))
+
     def test_effective_probe_headers_use_mature_provider_defaults(self):
         headers = build_effective_probe_headers(
             "SONYLIV",