diff --git a/supervisor/bootstrap.py b/supervisor/bootstrap.py
index cfd83314e..b68a0a67f 100644
--- a/supervisor/bootstrap.py
+++ b/supervisor/bootstrap.py
@@ -45,7 +45,7 @@ from .ingress import Ingress
 from .misc.filter import filter_data
 from .misc.scheduler import Scheduler
 from .misc.tasks import Tasks
-from .plugins import PluginManager
+from .plugins.manager import PluginManager
 from .resolution.module import ResolutionManager
 from .security import Security
 from .services import ServiceManager
diff --git a/supervisor/coresys.py b/supervisor/coresys.py
index 0e8031283..1d748172a 100644
--- a/supervisor/coresys.py
+++ b/supervisor/coresys.py
@@ -33,7 +33,7 @@ if TYPE_CHECKING:
     from .jobs import JobManager
     from .misc.scheduler import Scheduler
     from .misc.tasks import Tasks
-    from .plugins import PluginManager
+    from .plugins.manager import PluginManager
     from .resolution.module import ResolutionManager
     from .security import Security
     from .services import ServiceManager
diff --git a/supervisor/plugins/__init__.py b/supervisor/plugins/__init__.py
index 0ce0af865..5ee2f3c0c 100644
--- a/supervisor/plugins/__init__.py
+++ b/supervisor/plugins/__init__.py
@@ -1,138 +1 @@
-"""Plugin for Supervisor backend."""
-import asyncio
-import logging
-
-from ..coresys import CoreSys, CoreSysAttributes
-from ..exceptions import HassioError
-from ..resolution.const import ContextType, IssueType, SuggestionType
-from .audio import PluginAudio
-from .cli import PluginCli
-from .dns import PluginDns
-from .multicast import PluginMulticast
-from .observer import PluginObserver
-
-_LOGGER: logging.Logger = logging.getLogger(__name__)
-
-
-class PluginManager(CoreSysAttributes):
-    """Manage supported function for plugins."""
-
-    def __init__(self, coresys: CoreSys):
-        """Initialize plugin manager."""
-        self.coresys: CoreSys = coresys
-
-        self._cli: PluginCli = PluginCli(coresys)
-        self._dns: PluginDns = PluginDns(coresys)
-        self._audio: PluginAudio = PluginAudio(coresys)
-        self._observer: PluginObserver = PluginObserver(coresys)
-        self._multicast: PluginMulticast = PluginMulticast(coresys)
-
-    @property
-    def cli(self) -> PluginCli:
-        """Return cli handler."""
-        return self._cli
-
-    @property
-    def dns(self) -> PluginDns:
-        """Return dns handler."""
-        return self._dns
-
-    @property
-    def audio(self) -> PluginAudio:
-        """Return audio handler."""
-        return self._audio
-
-    @property
-    def observer(self) -> PluginObserver:
-        """Return observer handler."""
-        return self._observer
-
-    @property
-    def multicast(self) -> PluginMulticast:
-        """Return multicast handler."""
-        return self._multicast
-
-    async def load(self) -> None:
-        """Load Supervisor plugins."""
-        # Sequential to avoid issue on slow IO
-        for plugin in (
-            self.dns,
-            self.audio,
-            self.cli,
-            self.observer,
-            self.multicast,
-        ):
-            try:
-                await plugin.load()
-            except Exception as err:  # pylint: disable=broad-except
-                _LOGGER.warning("Can't load plugin %s: %s", plugin.slug, err)
-                self.sys_resolution.create_issue(
-                    IssueType.FATAL_ERROR,
-                    ContextType.PLUGIN,
-                    reference=plugin.slug,
-                    suggestions=[SuggestionType.EXECUTE_REPAIR],
-                )
-                self.sys_capture_exception(err)
-
-        # Check requirements
-        await self.sys_updater.reload()
-        for plugin in (
-            self.dns,
-            self.audio,
-            self.cli,
-            self.observer,
-            self.multicast,
-        ):
-            # Check if need an update
-            if not plugin.need_update:
-                continue
-
-            _LOGGER.info(
-                "%s does not have the latest version %s, updating",
-                plugin.slug,
-                plugin.latest_version,
-            )
-            try:
-                await plugin.update()
-            except HassioError:
-                _LOGGER.error(
-                    "Can't update %s to %s, the Supervisor healthy could be compromised!",
-                    plugin.slug,
-                    plugin.latest_version,
-                )
-                self.sys_resolution.create_issue(
-                    IssueType.UPDATE_FAILED,
-                    ContextType.PLUGIN,
-                    reference=plugin.slug,
-                    suggestions=[SuggestionType.EXECUTE_UPDATE],
-                )
-            except Exception as err:  # pylint: disable=broad-except
-                _LOGGER.warning("Can't update plugin %s: %s", plugin.slug, err)
-                self.sys_capture_exception(err)
-
-    async def repair(self) -> None:
-        """Repair Supervisor plugins."""
-        await asyncio.wait(
-            [
-                self.dns.repair(),
-                self.audio.repair(),
-                self.cli.repair(),
-                self.observer.repair(),
-                self.multicast.repair(),
-            ]
-        )
-
-    async def shutdown(self) -> None:
-        """Shutdown Supervisor plugin."""
-        # Sequential to avoid issue on slow IO
-        for plugin in (
-            self.audio,
-            self.cli,
-            self.multicast,
-            self.dns,
-        ):
-            try:
-                await plugin.stop()
-            except Exception as err:  # pylint: disable=broad-except
-                _LOGGER.warning("Can't stop plugin %s: %s", plugin.slug, err)
-                self.sys_capture_exception(err)
+"""Supervisor plugins to extend functionality."""
diff --git a/supervisor/plugins/audio.py b/supervisor/plugins/audio.py
index 9071e7f10..6fd84febb 100644
--- a/supervisor/plugins/audio.py
+++ b/supervisor/plugins/audio.py
@@ -7,7 +7,7 @@ from contextlib import suppress
 import logging
 from pathlib import Path, PurePath
 import shutil
-from typing import Awaitable, Optional
+from typing import Optional
 
 from awesomeversion import AwesomeVersion
 import jinja2
@@ -52,11 +52,6 @@ class PluginAudio(PluginBase):
         """Return latest version of Audio."""
         return self.sys_updater.version_audio
 
-    @property
-    def in_progress(self) -> bool:
-        """Return True if a task is in progress."""
-        return self.instance.in_progress
-
     async def load(self) -> None:
         """Load Audio setup."""
         # Initialize Client Template
@@ -171,13 +166,6 @@ class PluginAudio(PluginBase):
             _LOGGER.error("Can't stop Audio plugin")
             raise AudioError() from err
 
-    def logs(self) -> Awaitable[bytes]:
-        """Get CoreDNS docker logs.
-
-        Return Coroutine.
-        """
-        return self.instance.logs()
-
     async def stats(self) -> DockerStats:
         """Return stats of CoreDNS."""
         try:
@@ -185,13 +173,6 @@ class PluginAudio(PluginBase):
         except DockerError as err:
             raise AudioError() from err
 
-    def is_running(self) -> Awaitable[bool]:
-        """Return True if Docker container is running.
-
-        Return a coroutine.
-        """
-        return self.instance.is_running()
-
     async def repair(self) -> None:
         """Repair CoreDNS plugin."""
         if await self.instance.exists():
diff --git a/supervisor/plugins/base.py b/supervisor/plugins/base.py
index e45adf7f2..ef56433cd 100644
--- a/supervisor/plugins/base.py
+++ b/supervisor/plugins/base.py
@@ -1,18 +1,20 @@
 """Supervisor plugins base class."""
 from abc import ABC, abstractmethod
-from typing import Optional
+from typing import Awaitable, Optional
 
 from awesomeversion import AwesomeVersion, AwesomeVersionException
 
 from ..const import ATTR_IMAGE, ATTR_VERSION
 from ..coresys import CoreSysAttributes
+from ..docker.interface import DockerInterface
 from ..utils.common import FileConfiguration
 
 
 class PluginBase(ABC, FileConfiguration, CoreSysAttributes):
     """Base class for plugins."""
 
-    slug: str = ""
+    slug: str
+    instance: DockerInterface
 
     @property
     def version(self) -> Optional[AwesomeVersion]:
@@ -49,6 +51,39 @@ class PluginBase(ABC, FileConfiguration, CoreSysAttributes):
         except (AwesomeVersionException, TypeError):
             return False
 
+    @property
+    def in_progress(self) -> bool:
+        """Return True if a task is in progress."""
+        return self.instance.in_progress
+
+    def check_trust(self) -> Awaitable[None]:
+        """Calculate plugin docker content trust.
+
+        Return Coroutine.
+        """
+        return self.instance.check_trust()
+
+    def logs(self) -> Awaitable[bytes]:
+        """Get docker plugin logs.
+
+        Return Coroutine.
+        """
+        return self.instance.logs()
+
+    def is_running(self) -> Awaitable[bool]:
+        """Return True if Docker container is running.
+
+        Return a coroutine.
+        """
+        return self.instance.is_running()
+
+    def is_failed(self) -> Awaitable[bool]:
+        """Return True if a Docker container is failed state.
+
+        Return a coroutine.
+        """
+        return self.instance.is_failed()
+
     @abstractmethod
     async def load(self) -> None:
         """Load system plugin."""
diff --git a/supervisor/plugins/cli.py b/supervisor/plugins/cli.py
index e373b74ea..fcf17d32b 100644
--- a/supervisor/plugins/cli.py
+++ b/supervisor/plugins/cli.py
@@ -42,11 +42,6 @@ class PluginCli(PluginBase):
         """Return an access token for the Supervisor API."""
         return self._data.get(ATTR_ACCESS_TOKEN)
 
-    @property
-    def in_progress(self) -> bool:
-        """Return True if a task is in progress."""
-        return self.instance.in_progress
-
     async def load(self) -> None:
         """Load cli setup."""
         # Check cli state
diff --git a/supervisor/plugins/dns.py b/supervisor/plugins/dns.py
index 7f606aa4f..f31b62f94 100644
--- a/supervisor/plugins/dns.py
+++ b/supervisor/plugins/dns.py
@@ -7,7 +7,7 @@ from contextlib import suppress
 from ipaddress import IPv4Address
 import logging
 from pathlib import Path
-from typing import Awaitable, List, Optional
+from typing import List, Optional
 
 import attr
 from awesomeversion import AwesomeVersion
@@ -98,11 +98,6 @@ class PluginDns(PluginBase):
         """Return latest version of CoreDNS."""
         return self.sys_updater.version_dns
 
-    @property
-    def in_progress(self) -> bool:
-        """Return True if a task is in progress."""
-        return self.instance.in_progress
-
     async def load(self) -> None:
         """Load DNS setup."""
         # Initialize CoreDNS Template
@@ -369,13 +364,6 @@ class PluginDns(PluginBase):
                 return entry
         return None
 
-    def logs(self) -> Awaitable[bytes]:
-        """Get CoreDNS docker logs.
-
-        Return Coroutine.
-        """
-        return self.instance.logs()
-
     async def stats(self) -> DockerStats:
         """Return stats of CoreDNS."""
         try:
@@ -383,20 +371,6 @@ class PluginDns(PluginBase):
         except DockerError as err:
             raise CoreDNSError() from err
 
-    def is_running(self) -> Awaitable[bool]:
-        """Return True if Docker container is running.
-
-        Return a coroutine.
-        """
-        return self.instance.is_running()
-
-    def is_failed(self) -> Awaitable[bool]:
-        """Return True if a Docker container is failed state.
-
-        Return a coroutine.
-        """
-        return self.instance.is_failed()
-
     async def repair(self) -> None:
         """Repair CoreDNS plugin."""
         if await self.instance.exists():
diff --git a/supervisor/plugins/manager.py b/supervisor/plugins/manager.py
new file mode 100644
index 000000000..0ce0af865
--- /dev/null
+++ b/supervisor/plugins/manager.py
@@ -0,0 +1,138 @@
+"""Plugin for Supervisor backend."""
+import asyncio
+import logging
+
+from ..coresys import CoreSys, CoreSysAttributes
+from ..exceptions import HassioError
+from ..resolution.const import ContextType, IssueType, SuggestionType
+from .audio import PluginAudio
+from .cli import PluginCli
+from .dns import PluginDns
+from .multicast import PluginMulticast
+from .observer import PluginObserver
+
+_LOGGER: logging.Logger = logging.getLogger(__name__)
+
+
+class PluginManager(CoreSysAttributes):
+    """Manage supported function for plugins."""
+
+    def __init__(self, coresys: CoreSys):
+        """Initialize plugin manager."""
+        self.coresys: CoreSys = coresys
+
+        self._cli: PluginCli = PluginCli(coresys)
+        self._dns: PluginDns = PluginDns(coresys)
+        self._audio: PluginAudio = PluginAudio(coresys)
+        self._observer: PluginObserver = PluginObserver(coresys)
+        self._multicast: PluginMulticast = PluginMulticast(coresys)
+
+    @property
+    def cli(self) -> PluginCli:
+        """Return cli handler."""
+        return self._cli
+
+    @property
+    def dns(self) -> PluginDns:
+        """Return dns handler."""
+        return self._dns
+
+    @property
+    def audio(self) -> PluginAudio:
+        """Return audio handler."""
+        return self._audio
+
+    @property
+    def observer(self) -> PluginObserver:
+        """Return observer handler."""
+        return self._observer
+
+    @property
+    def multicast(self) -> PluginMulticast:
+        """Return multicast handler."""
+        return self._multicast
+
+    async def load(self) -> None:
+        """Load Supervisor plugins."""
+        # Sequential to avoid issue on slow IO
+        for plugin in (
+            self.dns,
+            self.audio,
+            self.cli,
+            self.observer,
+            self.multicast,
+        ):
+            try:
+                await plugin.load()
+            except Exception as err:  # pylint: disable=broad-except
+                _LOGGER.warning("Can't load plugin %s: %s", plugin.slug, err)
+                self.sys_resolution.create_issue(
+                    IssueType.FATAL_ERROR,
+                    ContextType.PLUGIN,
+                    reference=plugin.slug,
+                    suggestions=[SuggestionType.EXECUTE_REPAIR],
+                )
+                self.sys_capture_exception(err)
+
+        # Check requirements
+        await self.sys_updater.reload()
+        for plugin in (
+            self.dns,
+            self.audio,
+            self.cli,
+            self.observer,
+            self.multicast,
+        ):
+            # Check if need an update
+            if not plugin.need_update:
+                continue
+
+            _LOGGER.info(
+                "%s does not have the latest version %s, updating",
+                plugin.slug,
+                plugin.latest_version,
+            )
+            try:
+                await plugin.update()
+            except HassioError:
+                _LOGGER.error(
+                    "Can't update %s to %s, the Supervisor healthy could be compromised!",
+                    plugin.slug,
+                    plugin.latest_version,
+                )
+                self.sys_resolution.create_issue(
+                    IssueType.UPDATE_FAILED,
+                    ContextType.PLUGIN,
+                    reference=plugin.slug,
+                    suggestions=[SuggestionType.EXECUTE_UPDATE],
+                )
+            except Exception as err:  # pylint: disable=broad-except
+                _LOGGER.warning("Can't update plugin %s: %s", plugin.slug, err)
+                self.sys_capture_exception(err)
+
+    async def repair(self) -> None:
+        """Repair Supervisor plugins."""
+        await asyncio.wait(
+            [
+                self.dns.repair(),
+                self.audio.repair(),
+                self.cli.repair(),
+                self.observer.repair(),
+                self.multicast.repair(),
+            ]
+        )
+
+    async def shutdown(self) -> None:
+        """Shutdown Supervisor plugin."""
+        # Sequential to avoid issue on slow IO
+        for plugin in (
+            self.audio,
+            self.cli,
+            self.multicast,
+            self.dns,
+        ):
+            try:
+                await plugin.stop()
+            except Exception as err:  # pylint: disable=broad-except
+                _LOGGER.warning("Can't stop plugin %s: %s", plugin.slug, err)
+                self.sys_capture_exception(err)
diff --git a/supervisor/plugins/multicast.py b/supervisor/plugins/multicast.py
index 33ff0dffd..75fee1286 100644
--- a/supervisor/plugins/multicast.py
+++ b/supervisor/plugins/multicast.py
@@ -5,7 +5,7 @@ Code: https://github.com/home-assistant/plugin-multicast
 import asyncio
 from contextlib import suppress
 import logging
-from typing import Awaitable, Optional
+from typing import Optional
 
 from awesomeversion import AwesomeVersion
 
@@ -35,11 +35,6 @@ class PluginMulticast(PluginBase):
         """Return latest version of Multicast."""
         return self.sys_updater.version_multicast
 
-    @property
-    def in_progress(self) -> bool:
-        """Return True if a task is in progress."""
-        return self.instance.in_progress
-
     async def load(self) -> None:
         """Load multicast setup."""
         # Check Multicast state
@@ -143,13 +138,6 @@ class PluginMulticast(PluginBase):
             _LOGGER.error("Can't stop Multicast plugin")
             raise MulticastError() from err
 
-    def logs(self) -> Awaitable[bytes]:
-        """Get Multicast docker logs.
-
-        Return Coroutine.
-        """
-        return self.instance.logs()
-
     async def stats(self) -> DockerStats:
         """Return stats of Multicast."""
         try:
@@ -157,20 +145,6 @@ class PluginMulticast(PluginBase):
         except DockerError as err:
             raise MulticastError() from err
 
-    def is_running(self) -> Awaitable[bool]:
-        """Return True if Docker container is running.
-
-        Return a coroutine.
-        """
-        return self.instance.is_running()
-
-    def is_failed(self) -> Awaitable[bool]:
-        """Return True if a Docker container is failed state.
-
-        Return a coroutine.
-        """
-        return self.instance.is_failed()
-
     async def repair(self) -> None:
         """Repair Multicast plugin."""
         if await self.instance.exists():
diff --git a/supervisor/plugins/observer.py b/supervisor/plugins/observer.py
index 401b2cc7d..d260bf043 100644
--- a/supervisor/plugins/observer.py
+++ b/supervisor/plugins/observer.py
@@ -6,7 +6,7 @@ import asyncio
 from contextlib import suppress
 import logging
 import secrets
-from typing import Awaitable, Optional
+from typing import Optional
 
 import aiohttp
 from awesomeversion import AwesomeVersion
@@ -43,11 +43,6 @@ class PluginObserver(PluginBase):
         """Return an access token for the Observer API."""
         return self._data.get(ATTR_ACCESS_TOKEN)
 
-    @property
-    def in_progress(self) -> bool:
-        """Return True if a task is in progress."""
-        return self.instance.in_progress
-
     async def load(self) -> None:
         """Load observer setup."""
         # Check observer state
@@ -145,13 +140,6 @@ class PluginObserver(PluginBase):
         except DockerError as err:
             raise ObserverError() from err
 
-    def is_running(self) -> Awaitable[bool]:
-        """Return True if Docker container is running.
-
-        Return a coroutine.
-        """
-        return self.instance.is_running()
-
     async def rebuild(self) -> None:
         """Rebuild Observer Docker container."""
         with suppress(DockerError):
diff --git a/supervisor/resolution/checks/plugin_trust.py b/supervisor/resolution/checks/plugin_trust.py
new file mode 100644
index 000000000..f4487f6fb
--- /dev/null
+++ b/supervisor/resolution/checks/plugin_trust.py
@@ -0,0 +1,77 @@
+"""Helpers to check plugin trust."""
+import logging
+from typing import List, Optional
+
+from ...const import CoreState
+from ...coresys import CoreSys
+from ...exceptions import CodeNotaryError, CodeNotaryUntrusted
+from ..const import ContextType, IssueType, UnhealthyReason
+from .base import CheckBase
+
+_LOGGER: logging.Logger = logging.getLogger(__name__)
+
+
+def setup(coresys: CoreSys) -> CheckBase:
+    """Check setup function."""
+    return CheckPluginTrust(coresys)
+
+
+class CheckPluginTrust(CheckBase):
+    """CheckPluginTrust class for check."""
+
+    async def run_check(self) -> None:
+        """Run check if not affected by issue."""
+        if not self.sys_security.content_trust:
+            _LOGGER.warning(
+                "Skipping %s, content_trust is globally disabled", self.slug
+            )
+            return
+
+        for plugin in (
+            self.sys_plugins.dns,
+            self.sys_plugins.audio,
+            self.sys_plugins.cli,
+            self.sys_plugins.observer,
+            self.sys_plugins.multicast,
+        ):
+            try:
+                await plugin.check_trust()
+            except CodeNotaryUntrusted:
+                self.sys_resolution.unhealthy = UnhealthyReason.UNTRUSTED
+                self.sys_resolution.create_issue(
+                    IssueType.TRUST, ContextType.PLUGIN, reference=plugin.slug
+                )
+            except CodeNotaryError:
+                pass
+
+    async def approve_check(self, reference: Optional[str] = None) -> bool:
+        """Approve check if it is affected by issue."""
+        for plugin in (
+            self.sys_plugins.dns,
+            self.sys_plugins.audio,
+            self.sys_plugins.cli,
+            self.sys_plugins.observer,
+            self.sys_plugins.multicast,
+        ):
+            if reference != plugin.slug:
+                continue
+            try:
+                await plugin.check_trust()
+            except CodeNotaryError:
+                return True
+            return False
+
+    @property
+    def issue(self) -> IssueType:
+        """Return a IssueType enum."""
+        return IssueType.TRUST
+
+    @property
+    def context(self) -> ContextType:
+        """Return a ContextType enum."""
+        return ContextType.PLUGIN
+
+    @property
+    def states(self) -> List[CoreState]:
+        """Return a list of valid states when this check can run."""
+        return [CoreState.RUNNING, CoreState.STARTUP]
diff --git a/tests/resolution/check/test_check_core_trust.py b/tests/resolution/check/test_check_core_trust.py
index 7fc994106..7667f4d1e 100644
--- a/tests/resolution/check/test_check_core_trust.py
+++ b/tests/resolution/check/test_check_core_trust.py
@@ -1,4 +1,4 @@
-"""Test Check Addon Pwned."""
+"""Test Check Core trust."""
 # pylint: disable=import-error,protected-access
 from unittest.mock import AsyncMock, patch
 
diff --git a/tests/resolution/check/test_check_plugin_trust.py b/tests/resolution/check/test_check_plugin_trust.py
new file mode 100644
index 000000000..1231f082d
--- /dev/null
+++ b/tests/resolution/check/test_check_plugin_trust.py
@@ -0,0 +1,120 @@
+"""Test Check Plugin trust."""
+# pylint: disable=import-error,protected-access
+from unittest.mock import AsyncMock, patch
+
+from supervisor.const import CoreState
+from supervisor.coresys import CoreSys
+from supervisor.exceptions import CodeNotaryError, CodeNotaryUntrusted
+from supervisor.resolution.checks.plugin_trust import CheckPluginTrust
+from supervisor.resolution.const import IssueType, UnhealthyReason
+
+
+async def test_base(coresys: CoreSys):
+    """Test check basics."""
+    plugin_trust = CheckPluginTrust(coresys)
+    assert plugin_trust.slug == "plugin_trust"
+    assert plugin_trust.enabled
+
+
+async def test_check(coresys: CoreSys):
+    """Test check."""
+    plugin_trust = CheckPluginTrust(coresys)
+    coresys.core.state = CoreState.RUNNING
+
+    assert len(coresys.resolution.issues) == 0
+
+    coresys.plugins.audio.check_trust = AsyncMock(side_effect=CodeNotaryError)
+    coresys.plugins.dns.check_trust = AsyncMock(side_effect=CodeNotaryError)
+    coresys.plugins.cli.check_trust = AsyncMock(side_effect=CodeNotaryError)
+    coresys.plugins.multicast.check_trust = AsyncMock(side_effect=CodeNotaryError)
+    coresys.plugins.observer.check_trust = AsyncMock(side_effect=CodeNotaryError)
+
+    await plugin_trust.run_check()
+    assert coresys.plugins.audio.check_trust.called
+    assert coresys.plugins.dns.check_trust.called
+    assert coresys.plugins.cli.check_trust.called
+    assert coresys.plugins.multicast.check_trust.called
+    assert coresys.plugins.observer.check_trust.called
+
+    coresys.plugins.audio.check_trust = AsyncMock(return_value=None)
+    coresys.plugins.dns.check_trust = AsyncMock(return_value=None)
+    coresys.plugins.cli.check_trust = AsyncMock(return_value=None)
+    coresys.plugins.multicast.check_trust = AsyncMock(return_value=None)
+    coresys.plugins.observer.check_trust = AsyncMock(return_value=None)
+
+    await plugin_trust.run_check()
+    assert coresys.plugins.audio.check_trust.called
+    assert coresys.plugins.dns.check_trust.called
+    assert coresys.plugins.cli.check_trust.called
+    assert coresys.plugins.multicast.check_trust.called
+    assert coresys.plugins.observer.check_trust.called
+
+    assert len(coresys.resolution.issues) == 0
+
+    coresys.plugins.audio.check_trust = AsyncMock(side_effect=CodeNotaryUntrusted)
+    coresys.plugins.dns.check_trust = AsyncMock(side_effect=CodeNotaryUntrusted)
+    coresys.plugins.cli.check_trust = AsyncMock(side_effect=CodeNotaryUntrusted)
+    coresys.plugins.multicast.check_trust = AsyncMock(side_effect=CodeNotaryUntrusted)
+    coresys.plugins.observer.check_trust = AsyncMock(side_effect=CodeNotaryUntrusted)
+
+    await plugin_trust.run_check()
+    assert coresys.plugins.audio.check_trust.called
+    assert coresys.plugins.dns.check_trust.called
+    assert coresys.plugins.cli.check_trust.called
+    assert coresys.plugins.multicast.check_trust.called
+    assert coresys.plugins.observer.check_trust.called
+
+    assert len(coresys.resolution.issues) == 5
+    assert coresys.resolution.issues[-1].type == IssueType.TRUST
+
+    assert UnhealthyReason.UNTRUSTED in coresys.resolution.unhealthy
+
+
+async def test_approve(coresys: CoreSys):
+    """Test check."""
+    plugin_trust = CheckPluginTrust(coresys)
+    coresys.core.state = CoreState.RUNNING
+
+    coresys.plugins.audio.check_trust = AsyncMock(side_effect=CodeNotaryUntrusted)
+    assert await plugin_trust.approve_check(reference="audio")
+
+    coresys.plugins.audio.check_trust = AsyncMock(return_value=None)
+    assert not await plugin_trust.approve_check(reference="audio")
+
+
+async def test_with_global_disable(coresys: CoreSys, caplog):
+    """Test when pwned is globally disabled."""
+    coresys.security.content_trust = False
+    plugin_trust = CheckPluginTrust(coresys)
+    coresys.core.state = CoreState.RUNNING
+
+    assert len(coresys.resolution.issues) == 0
+    coresys.security.verify_own_content = AsyncMock(side_effect=CodeNotaryUntrusted)
+    await plugin_trust.run_check()
+    assert not coresys.security.verify_own_content.called
+    assert "Skipping plugin_trust, content_trust is globally disabled" in caplog.text
+
+
+async def test_did_run(coresys: CoreSys):
+    """Test that the check ran as expected."""
+    plugin_trust = CheckPluginTrust(coresys)
+    should_run = plugin_trust.states
+    should_not_run = [state for state in CoreState if state not in should_run]
+    assert len(should_run) != 0
+    assert len(should_not_run) != 0
+
+    with patch(
+        "supervisor.resolution.checks.plugin_trust.CheckPluginTrust.run_check",
+        return_value=None,
+    ) as check:
+        for state in should_run:
+            coresys.core.state = state
+            await plugin_trust()
+            check.assert_called_once()
+            check.reset_mock()
+
+        for state in should_not_run:
+            coresys.core.state = state
+            await plugin_trust()
+            check.assert_not_called()
+            check.reset_mock()
diff --git a/tests/resolution/check/test_check_system_trust.py b/tests/resolution/check/test_check_supervisor_trust.py
similarity index 98%
rename from tests/resolution/check/test_check_system_trust.py
rename to tests/resolution/check/test_check_supervisor_trust.py
index 3471dc6d9..80bd87b78 100644
--- a/tests/resolution/check/test_check_system_trust.py
+++ b/tests/resolution/check/test_check_supervisor_trust.py
@@ -1,4 +1,4 @@
-"""Test Check Addon Pwned."""
+"""Test Check Supervisor trust."""
 # pylint: disable=import-error,protected-access
 from unittest.mock import AsyncMock, patch