diff --git a/libs/gui/ISurfaceComposer.cpp b/libs/gui/ISurfaceComposer.cpp
index d2d27e8..cec86e2 100644
--- a/libs/gui/ISurfaceComposer.cpp
+++ b/libs/gui/ISurfaceComposer.cpp
@@ -103,9 +103,10 @@
     }
 
     virtual status_t captureScreen(const sp<IBinder>& display, sp<GraphicBuffer>* outBuffer,
+                                   bool& outCapturedSecureLayers,
                                    Rect sourceCrop, uint32_t reqWidth, uint32_t reqHeight,
                                    int32_t minLayerZ, int32_t maxLayerZ, bool useIdentityTransform,
-                                   ISurfaceComposer::Rotation rotation) {
+                                   ISurfaceComposer::Rotation rotation, bool captureSecureLayers) {
         Parcel data, reply;
         data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
         data.writeStrongBinder(display);
@@ -116,6 +117,7 @@
         data.writeInt32(maxLayerZ);
         data.writeInt32(static_cast<int32_t>(useIdentityTransform));
         data.writeInt32(static_cast<int32_t>(rotation));
+        data.writeInt32(static_cast<int32_t>(captureSecureLayers));
         status_t err = remote()->transact(BnSurfaceComposer::CAPTURE_SCREEN, data, &reply);
 
         if (err != NO_ERROR) {
@@ -129,6 +131,8 @@
 
         *outBuffer = new GraphicBuffer();
         reply.read(**outBuffer);
+        outCapturedSecureLayers = reply.readBool();
+
         return err;
     }
 
@@ -643,13 +647,17 @@
             int32_t maxLayerZ = data.readInt32();
             bool useIdentityTransform = static_cast<bool>(data.readInt32());
             int32_t rotation = data.readInt32();
+            bool captureSecureLayers = static_cast<bool>(data.readInt32());
 
-            status_t res = captureScreen(display, &outBuffer, sourceCrop, reqWidth, reqHeight,
-                                         minLayerZ, maxLayerZ, useIdentityTransform,
-                                         static_cast<ISurfaceComposer::Rotation>(rotation));
+            bool capturedSecureLayers = false;
+            status_t res = captureScreen(display, &outBuffer, capturedSecureLayers, sourceCrop, reqWidth,
+                                         reqHeight, minLayerZ, maxLayerZ, useIdentityTransform,
+                                         static_cast<ISurfaceComposer::Rotation>(rotation), captureSecureLayers);
+
             reply->writeInt32(res);
             if (res == NO_ERROR) {
                 reply->write(*outBuffer);
+                reply->writeBool(capturedSecureLayers);
             }
             return NO_ERROR;
         }
diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index f3c6fd2..1002576 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -768,18 +768,29 @@
 status_t ScreenshotClient::capture(const sp<IBinder>& display, Rect sourceCrop, uint32_t reqWidth,
                                    uint32_t reqHeight, int32_t minLayerZ, int32_t maxLayerZ,
                                    bool useIdentityTransform, uint32_t rotation,
-                                   sp<GraphicBuffer>* outBuffer) {
+                                   bool captureSecureLayers, sp<GraphicBuffer>* outBuffer,
+                                   bool& outCapturedSecureLayers) {
     sp<ISurfaceComposer> s(ComposerService::getComposerService());
     if (s == NULL) return NO_INIT;
-    status_t ret = s->captureScreen(display, outBuffer, sourceCrop, reqWidth, reqHeight, minLayerZ,
-                                    maxLayerZ, useIdentityTransform,
-                                    static_cast<ISurfaceComposer::Rotation>(rotation));
+    status_t ret = s->captureScreen(display, outBuffer, outCapturedSecureLayers, sourceCrop,
+                                    reqWidth, reqHeight, minLayerZ, maxLayerZ, useIdentityTransform,
+                                    static_cast<ISurfaceComposer::Rotation>(rotation),
+                                    captureSecureLayers);
     if (ret != NO_ERROR) {
         return ret;
     }
     return ret;
 }
 
+status_t ScreenshotClient::capture(const sp<IBinder>& display, Rect sourceCrop, uint32_t reqWidth,
+                                   uint32_t reqHeight, int32_t minLayerZ, int32_t maxLayerZ,
+                                   bool useIdentityTransform, uint32_t rotation,
+                                   sp<GraphicBuffer>* outBuffer) {
+    bool ignored;
+    return capture(display, sourceCrop, reqWidth, reqHeight,
+                   minLayerZ, maxLayerZ, useIdentityTransform, rotation, false, outBuffer, ignored);
+}
+
 status_t ScreenshotClient::captureLayers(const sp<IBinder>& layerHandle, Rect sourceCrop,
                                          float frameScale, sp<GraphicBuffer>* outBuffer) {
     sp<ISurfaceComposer> s(ComposerService::getComposerService());
diff --git a/libs/gui/bufferqueue/1.0/H2BGraphicBufferProducer.cpp b/libs/gui/bufferqueue/1.0/H2BGraphicBufferProducer.cpp
index 3b89291..fe99620 100644
--- a/libs/gui/bufferqueue/1.0/H2BGraphicBufferProducer.cpp
+++ b/libs/gui/bufferqueue/1.0/H2BGraphicBufferProducer.cpp
@@ -1056,7 +1056,7 @@
 
 status_t H2BGraphicBufferProducer::attachBuffer(
         int* outSlot, const sp<GraphicBuffer>& buffer) {
-    AnwBuffer tBuffer;
+    AnwBuffer tBuffer{};
     wrapAs(&tBuffer, *buffer);
     status_t fnStatus;
     status_t transStatus = toStatusT(mBase->attachBuffer(tBuffer,
@@ -1071,7 +1071,7 @@
         int slot,
         const QueueBufferInput& input,
         QueueBufferOutput* output) {
-    HGraphicBufferProducer::QueueBufferInput tInput;
+    HGraphicBufferProducer::QueueBufferInput tInput{};
     native_handle_t* nh;
     if (!wrapAs(&tInput, &nh, input)) {
         ALOGE("H2BGraphicBufferProducer::queueBuffer - "
diff --git a/libs/gui/include/gui/ISurfaceComposer.h b/libs/gui/include/gui/ISurfaceComposer.h
index 99a3a75..0db21a5 100644
--- a/libs/gui/include/gui/ISurfaceComposer.h
+++ b/libs/gui/include/gui/ISurfaceComposer.h
@@ -178,10 +178,22 @@
      * This function will fail if there is a secure window on screen.
      */
     virtual status_t captureScreen(const sp<IBinder>& display, sp<GraphicBuffer>* outBuffer,
-                                   Rect sourceCrop, uint32_t reqWidth, uint32_t reqHeight,
-                                   int32_t minLayerZ, int32_t maxLayerZ, bool useIdentityTransform,
-                                   Rotation rotation = eRotateNone) = 0;
+                                   bool& outCapturedSecureLayers, Rect sourceCrop,
+                                   uint32_t reqWidth, uint32_t reqHeight, int32_t minLayerZ,
+                                   int32_t maxLayerZ, bool useIdentityTransform,
+                                   Rotation rotation = eRotateNone,
+                                   bool captureSecureLayers = false) = 0;
 
+    virtual status_t captureScreen(const sp<IBinder>& display, sp<GraphicBuffer>* outBuffer,
+                                   Rect sourceCrop,
+                                   uint32_t reqWidth, uint32_t reqHeight, int32_t minLayerZ,
+                                   int32_t maxLayerZ, bool useIdentityTransform,
+                                   Rotation rotation = eRotateNone,
+                                   bool captureSecureLayers = false) {
+      bool ignored;
+      return captureScreen(display, outBuffer, ignored, sourceCrop, reqWidth, reqHeight, minLayerZ,
+                           maxLayerZ, useIdentityTransform, rotation, captureSecureLayers);
+    }
     /**
      * Capture a subtree of the layer hierarchy, potentially ignoring the root node.
      */
diff --git a/libs/gui/include/gui/SurfaceComposerClient.h b/libs/gui/include/gui/SurfaceComposerClient.h
index ad8a8b0..49bb687 100644
--- a/libs/gui/include/gui/SurfaceComposerClient.h
+++ b/libs/gui/include/gui/SurfaceComposerClient.h
@@ -315,6 +315,11 @@
     static status_t capture(const sp<IBinder>& display, Rect sourceCrop, uint32_t reqWidth,
                             uint32_t reqHeight, int32_t minLayerZ, int32_t maxLayerZ,
                             bool useIdentityTransform, uint32_t rotation,
+                            bool captureSecureLayers, sp<GraphicBuffer>* outBuffer,
+                            bool& outCapturedSecureLayers);
+    static status_t capture(const sp<IBinder>& display, Rect sourceCrop, uint32_t reqWidth,
+                            uint32_t reqHeight, int32_t minLayerZ, int32_t maxLayerZ,
+                            bool useIdentityTransform, uint32_t rotation,
                             sp<GraphicBuffer>* outBuffer);
     static status_t captureLayers(const sp<IBinder>& layerHandle, Rect sourceCrop, float frameScale,
                                   sp<GraphicBuffer>* outBuffer);
diff --git a/libs/gui/tests/Surface_test.cpp b/libs/gui/tests/Surface_test.cpp
index 6e196bf..04686e5 100644
--- a/libs/gui/tests/Surface_test.cpp
+++ b/libs/gui/tests/Surface_test.cpp
@@ -126,7 +126,7 @@
 }
 
 // This test probably doesn't belong here.
-TEST_F(SurfaceTest, ScreenshotsOfProtectedBuffersSucceed) {
+TEST_F(SurfaceTest, ScreenshotsOfProtectedBuffersDontSucceed) {
     sp<ANativeWindow> anw(mSurface);
 
     // Verify the screenshot works with no protected buffers.
@@ -134,7 +134,8 @@
     sp<IBinder> display(sf->getBuiltInDisplay(
             ISurfaceComposer::eDisplayIdMain));
     sp<GraphicBuffer> outBuffer;
-    ASSERT_EQ(NO_ERROR, sf->captureScreen(display, &outBuffer, Rect(),
+    bool ignored;
+    ASSERT_EQ(NO_ERROR, sf->captureScreen(display, &outBuffer, ignored, Rect(),
             64, 64, 0, 0x7fffffff, false));
 
     ASSERT_EQ(NO_ERROR, native_window_api_connect(anw.get(),
@@ -165,7 +166,7 @@
                 &buf));
         ASSERT_EQ(NO_ERROR, anw->queueBuffer(anw.get(), buf, -1));
     }
-    ASSERT_EQ(NO_ERROR, sf->captureScreen(display, &outBuffer, Rect(),
+    ASSERT_EQ(NO_ERROR, sf->captureScreen(display, &outBuffer, ignored, Rect(),
             64, 64, 0, 0x7fffffff, false));
 }
 
@@ -601,10 +602,12 @@
         ColorMode /*colorMode*/) override { return NO_ERROR; }
     status_t captureScreen(const sp<IBinder>& /*display*/,
             sp<GraphicBuffer>* /*outBuffer*/,
+            bool& /* outCapturedSecureLayers */,
             Rect /*sourceCrop*/, uint32_t /*reqWidth*/, uint32_t /*reqHeight*/,
             int32_t /*minLayerZ*/, int32_t /*maxLayerZ*/,
             bool /*useIdentityTransform*/,
-            Rotation /*rotation*/) override { return NO_ERROR; }
+            Rotation /*rotation*/,
+            bool /*captureSecureLayers*/) override { return NO_ERROR; }
     virtual status_t captureLayers(const sp<IBinder>& /*parentHandle*/,
                                    sp<GraphicBuffer>* /*outBuffer*/, const Rect& /*sourceCrop*/,
                                    float /*frameScale*/, bool /*childrenOnly*/) override {
diff --git a/services/surfaceflinger/DisplayDevice.h b/services/surfaceflinger/DisplayDevice.h
index 6c3bd91..1262209 100644
--- a/services/surfaceflinger/DisplayDevice.h
+++ b/services/surfaceflinger/DisplayDevice.h
@@ -341,21 +341,24 @@
           : DisplayRenderArea(device, device->getBounds(), device->getHeight(), device->getWidth(),
                               rotation) {}
     DisplayRenderArea(const sp<const DisplayDevice> device, Rect sourceCrop, uint32_t reqHeight,
-                      uint32_t reqWidth, ISurfaceComposer::Rotation rotation)
+                      uint32_t reqWidth, ISurfaceComposer::Rotation rotation,
+                      bool allowSecureLayers = true)
           : RenderArea(reqHeight, reqWidth, CaptureFill::OPAQUE, rotation), mDevice(device),
-                              mSourceCrop(sourceCrop) {}
+                              mSourceCrop(sourceCrop),
+                              mAllowSecureLayers(allowSecureLayers) {}
 
     const Transform& getTransform() const override { return mDevice->getTransform(); }
     Rect getBounds() const override { return mDevice->getBounds(); }
     int getHeight() const override { return mDevice->getHeight(); }
     int getWidth() const override { return mDevice->getWidth(); }
-    bool isSecure() const override { return mDevice->isSecure(); }
+    bool isSecure() const override { return mAllowSecureLayers && mDevice->isSecure(); }
     bool needsFiltering() const override { return mDevice->needsFiltering(); }
     Rect getSourceCrop() const override { return mSourceCrop; }
 
 private:
     const sp<const DisplayDevice> mDevice;
     const Rect mSourceCrop;
+    const bool mAllowSecureLayers;
 };
 
 }; // namespace android
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 11e7ff0..25cb589 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -4832,11 +4832,13 @@
     const int mApi;
 };
 
-status_t SurfaceFlinger::captureScreen(const sp<IBinder>& display, sp<GraphicBuffer>* outBuffer,
+status_t SurfaceFlinger::captureScreen(const sp<IBinder>& display,
+                                       sp<GraphicBuffer>* outBuffer, bool& outCapturedSecureLayers,
                                        Rect sourceCrop, uint32_t reqWidth, uint32_t reqHeight,
                                        int32_t minLayerZ, int32_t maxLayerZ,
                                        bool useIdentityTransform,
-                                       ISurfaceComposer::Rotation rotation) {
+                                       ISurfaceComposer::Rotation rotation,
+                                       bool captureSecureLayers) {
     ATRACE_CALL();
 
     if (CC_UNLIKELY(display == 0)) return BAD_VALUE;
@@ -4854,11 +4856,13 @@
         }
     }
 
-    DisplayRenderArea renderArea(device, sourceCrop, reqHeight, reqWidth, rotation);
+    DisplayRenderArea renderArea(device, sourceCrop, reqHeight, reqWidth, rotation,
+                                 captureSecureLayers);
 
     auto traverseLayers = std::bind(std::mem_fn(&SurfaceFlinger::traverseLayersInDisplay), this,
                                     device, minLayerZ, maxLayerZ, std::placeholders::_1);
-    return captureScreenCommon(renderArea, traverseLayers, outBuffer, useIdentityTransform);
+    return captureScreenCommon(renderArea, traverseLayers, outBuffer, useIdentityTransform,
+                               outCapturedSecureLayers);
 }
 
 status_t SurfaceFlinger::captureLayers(const sp<IBinder>& layerHandleBinder,
@@ -4972,13 +4976,16 @@
             visitor(layer);
         });
     };
-    return captureScreenCommon(renderArea, traverseLayers, outBuffer, false);
+    bool outCapturedSecureLayers = false;
+    return captureScreenCommon(renderArea, traverseLayers, outBuffer, false,
+                               outCapturedSecureLayers);
 }
 
 status_t SurfaceFlinger::captureScreenCommon(RenderArea& renderArea,
                                              TraverseLayersFunction traverseLayers,
                                              sp<GraphicBuffer>* outBuffer,
-                                             bool useIdentityTransform) {
+                                             bool useIdentityTransform,
+                                             bool& outCapturedSecureLayers) {
     ATRACE_CALL();
 
     renderArea.updateDimensions(mPrimaryDisplayOrientation);
@@ -5016,7 +5023,8 @@
             Mutex::Autolock _l(mStateLock);
             renderArea.render([&]() {
                 result = captureScreenImplLocked(renderArea, traverseLayers, (*outBuffer).get(),
-                                                 useIdentityTransform, forSystem, &fd);
+                                                 useIdentityTransform, forSystem, &fd,
+                                                 outCapturedSecureLayers);
             });
         }
 
@@ -5167,21 +5175,19 @@
 status_t SurfaceFlinger::captureScreenImplLocked(const RenderArea& renderArea,
                                                  TraverseLayersFunction traverseLayers,
                                                  ANativeWindowBuffer* buffer,
-                                                 bool useIdentityTransform,
-                                                 bool forSystem,
-                                                 int* outSyncFd) {
+                                                 bool useIdentityTransform, bool forSystem,
+                                                 int* outSyncFd, bool& outCapturedSecureLayers) {
     ATRACE_CALL();
 
-    bool secureLayerIsVisible = false;
-
     traverseLayers([&](Layer* layer) {
-        secureLayerIsVisible = secureLayerIsVisible || (layer->isVisible() && layer->isSecure());
+        outCapturedSecureLayers =
+                outCapturedSecureLayers || (layer->isVisible() && layer->isSecure());
     });
 
     // We allow the system server to take screenshots of secure layers for
     // use in situations like the Screen-rotation animation and place
     // the impetus on WindowManager to not persist them.
-    if (secureLayerIsVisible && !forSystem) {
+    if (outCapturedSecureLayers && !forSystem) {
         ALOGW("FB is protected: PERMISSION_DENIED");
         return PERMISSION_DENIED;
     }
diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index 0148ab6..60bf94f 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -422,9 +422,10 @@
     virtual sp<IDisplayEventConnection> createDisplayEventConnection(
             ISurfaceComposer::VsyncSource vsyncSource = eVsyncSourceApp);
     virtual status_t captureScreen(const sp<IBinder>& display, sp<GraphicBuffer>* outBuffer,
+                                   bool& outCapturedSecureLayers,
                                    Rect sourceCrop, uint32_t reqWidth, uint32_t reqHeight,
                                    int32_t minLayerZ, int32_t maxLayerZ, bool useIdentityTransform,
-                                   ISurfaceComposer::Rotation rotation);
+                                   ISurfaceComposer::Rotation rotation, bool captureSecureLayers);
     virtual status_t captureLayers(const sp<IBinder>& parentHandle, sp<GraphicBuffer>* outBuffer,
                                    const Rect& sourceCrop, float frameScale, bool childrenOnly);
     virtual status_t getDisplayStats(const sp<IBinder>& display,
@@ -573,11 +574,11 @@
                                 bool yswap, bool useIdentityTransform);
     status_t captureScreenCommon(RenderArea& renderArea, TraverseLayersFunction traverseLayers,
                                  sp<GraphicBuffer>* outBuffer,
-                                 bool useIdentityTransform);
+                                 bool useIdentityTransform, bool& outCapturedSecureLayers);
     status_t captureScreenImplLocked(const RenderArea& renderArea,
                                      TraverseLayersFunction traverseLayers,
                                      ANativeWindowBuffer* buffer, bool useIdentityTransform,
-                                     bool forSystem, int* outSyncFd);
+                                     bool forSystem, int* outSyncFd, bool& outCapturedSecureLayers);
     void traverseLayersInDisplay(const sp<const DisplayDevice>& display, int32_t minLayerZ,
                                  int32_t maxLayerZ, const LayerVector::Visitor& visitor);
 
diff --git a/services/surfaceflinger/tests/Transaction_test.cpp b/services/surfaceflinger/tests/Transaction_test.cpp
index 5108279..6ce2075 100644
--- a/services/surfaceflinger/tests/Transaction_test.cpp
+++ b/services/surfaceflinger/tests/Transaction_test.cpp
@@ -29,6 +29,7 @@
 #include <gui/Surface.h>
 #include <gui/SurfaceComposerClient.h>
 #include <private/gui/ComposerService.h>
+#include <private/android_filesystem_config.h>
 
 #include <ui/DisplayInfo.h>
 #include <ui/Rect.h>
@@ -36,6 +37,8 @@
 
 #include <math.h>
 #include <math/vec3.h>
+#include <sys/types.h>
+#include <unistd.h>
 
 namespace android {
 
@@ -68,6 +71,30 @@
 }
 
 // Fill a region with the specified color.
+void fillANativeWindowBufferColor(const ANativeWindow_Buffer& buffer, const Rect& rect,
+                                  const Color& color) {
+    Rect r(0, 0, buffer.width, buffer.height);
+    if (!r.intersect(rect, &r)) {
+        return;
+    }
+
+    int32_t width = r.right - r.left;
+    int32_t height = r.bottom - r.top;
+
+    for (int32_t row = 0; row < height; row++) {
+        uint8_t* dst =
+                static_cast<uint8_t*>(buffer.bits) + (buffer.stride * (r.top + row) + r.left) * 4;
+        for (int32_t column = 0; column < width; column++) {
+            dst[0] = color.r;
+            dst[1] = color.g;
+            dst[2] = color.b;
+            dst[3] = color.a;
+            dst += 4;
+        }
+    }
+}
+
+// Fill a region with the specified color.
 void fillBufferColor(const ANativeWindow_Buffer& buffer, const Rect& rect, const Color& color) {
     int32_t x = rect.left;
     int32_t y = rect.top;
@@ -319,6 +346,16 @@
         return layer;
     }
 
+    ANativeWindow_Buffer getBufferQueueLayerBuffer(const sp<SurfaceControl>& layer) {
+        // wait for previous transactions (such as setSize) to complete
+        Transaction().apply(true);
+
+        ANativeWindow_Buffer buffer = {};
+        EXPECT_EQ(NO_ERROR, layer->getSurface()->lock(&buffer, nullptr));
+
+        return buffer;
+    }
+
     ANativeWindow_Buffer getLayerBuffer(const sp<SurfaceControl>& layer) {
         // wait for previous transactions (such as setSize) to complete
         Transaction().apply(true);
@@ -336,6 +373,21 @@
         waitForLayerBuffers();
     }
 
+    void postBufferQueueLayerBuffer(const sp<SurfaceControl>& layer) {
+        ASSERT_EQ(NO_ERROR, layer->getSurface()->unlockAndPost());
+
+        // wait for the newly posted buffer to be latched
+        waitForLayerBuffers();
+    }
+
+    virtual void fillBufferQueueLayerColor(const sp<SurfaceControl>& layer, const Color& color,
+                                           int32_t bufferWidth, int32_t bufferHeight) {
+        ANativeWindow_Buffer buffer;
+        ASSERT_NO_FATAL_FAILURE(buffer = getBufferQueueLayerBuffer(layer));
+        fillANativeWindowBufferColor(buffer, Rect(0, 0, bufferWidth, bufferHeight), color);
+        postBufferQueueLayerBuffer(layer);
+    }
+
     void fillLayerColor(const sp<SurfaceControl>& layer, const Color& color) {
         ANativeWindow_Buffer buffer;
         ASSERT_NO_FATAL_FAILURE(buffer = getLayerBuffer(layer));
@@ -847,6 +899,57 @@
                                       false));
 }
 
+/** RAII Wrapper around get/seteuid */
+class UIDFaker {
+    uid_t oldId;
+public:
+    UIDFaker(uid_t uid) {
+        oldId = geteuid();
+        seteuid(uid);
+    }
+    ~UIDFaker() {
+        seteuid(oldId);
+    }
+};
+
+TEST_F(LayerTransactionTest, SetFlagsSecureEUidSystem) {
+    sp<SurfaceControl> layer;
+    ASSERT_NO_FATAL_FAILURE(layer = createLayer("test", 32, 32));
+    ASSERT_NO_FATAL_FAILURE(fillBufferQueueLayerColor(layer, Color::RED, 32, 32));
+
+    sp<ISurfaceComposer> composer = ComposerService::getComposerService();
+    sp<GraphicBuffer> outBuffer;
+    Transaction()
+            .setFlags(layer, layer_state_t::eLayerSecure, layer_state_t::eLayerSecure)
+            .apply(true);
+
+    ASSERT_EQ(PERMISSION_DENIED,
+              composer->captureScreen(mDisplay, &outBuffer, Rect(), 0, 0, 0, INT_MAX, false));
+
+    UIDFaker f(AID_SYSTEM);
+
+    // By default the system can capture screenshots with secure layers but they
+    // will be blacked out
+    ASSERT_EQ(NO_ERROR,
+              composer->captureScreen(mDisplay, &outBuffer, Rect(), 0, 0, 0, INT_MAX, false));
+
+    {
+        SCOPED_TRACE("as system");
+        auto shot = screenshot();
+        shot->expectColor(Rect(0, 0, 32, 32), Color::BLACK);
+    }
+
+    // Here we pass captureSecureLayers = true and since we are AID_SYSTEM we should be able
+    // to receive them...we are expected to take care with the results.
+    bool outCapturedSecureLayers = false;
+    ASSERT_EQ(NO_ERROR,
+              composer->captureScreen(mDisplay, &outBuffer, outCapturedSecureLayers,
+                      Rect(), 0, 0, 0, INT_MAX, false, ISurfaceComposer::eRotateNone, true));
+    ASSERT_EQ(true, outCapturedSecureLayers);
+    ScreenCapture sc(outBuffer);
+    sc.expectColor(Rect(0, 0, 32, 32), Color::RED);
+}
+
 TEST_F(LayerTransactionTest, SetTransparentRegionHintBasic) {
     const Rect top(0, 0, 32, 16);
     const Rect bottom(0, 16, 32, 32);