From b10296cb87edeb0e7fb5a51ecf88ea3dd241cc28 Mon Sep 17 00:00:00 2001
From: Daniel Micay <danielmicay@gmail.com>
Date: Mon, 1 Jul 2019 01:52:34 -0400
Subject: [PATCH] add nosniff header

---
 app/src/main/java/org/grapheneos/pdfviewer/PdfViewer.java | 1 +
 1 file changed, 1 insertion(+)

diff --git a/app/src/main/java/org/grapheneos/pdfviewer/PdfViewer.java b/app/src/main/java/org/grapheneos/pdfviewer/PdfViewer.java
index a54b500..3393508 100644
--- a/app/src/main/java/org/grapheneos/pdfviewer/PdfViewer.java
+++ b/app/src/main/java/org/grapheneos/pdfviewer/PdfViewer.java
@@ -189,6 +189,7 @@ public class PdfViewer extends AppCompatActivity implements LoaderManager.Loader
                     HashMap<String, String> headers = new HashMap<String, String>();
                     headers.put("Content-Security-Policy", CONTENT_SECURITY_POLICY);
                     headers.put("Feature-Policy", FEATURE_POLICY);
+                    headers.put("X-Content-Type-Options", "nosniff");
                     response.setResponseHeaders(headers);
                     return response;
                 }