diff --git a/src/Compilers/Core/Portable/Desktop/AssemblyPortabilityPolicy.cs b/src/Compilers/Core/Portable/Desktop/AssemblyPortabilityPolicy.cs
index cfb7c689db94ef8bed91a5eebbd93d7504564685..47bb4f2fb9987fc9cf23d11272e737f0d529ff5b 100644
--- a/src/Compilers/Core/Portable/Desktop/AssemblyPortabilityPolicy.cs
+++ b/src/Compilers/Core/Portable/Desktop/AssemblyPortabilityPolicy.cs
@@ -54,12 +54,6 @@ private static bool ReadToChild(XmlReader reader, int depth, string elementName,
             DtdProcessing = DtdProcessing.Prohibit,
         };
 
-        [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.FxCop.Rules.Security.Xml.SecurityXmlRules", "CA3053:UseXmlSecureResolver",
-            MessageId = "System.Xml.XmlReader.Create",
-            Justification = @"For the call to XmlReader.Create() below, CA3053 recommends setting the
-XmlReaderSettings.XmlResolver property to either null or an instance of XmlSecureResolver.
-However, the said XmlResolver property no longer exists in .NET portable framework (i.e. core framework) which means there is no way to set it.
-So we suppress this error until the reporting for CA3053 has been updated to account for .NET portable framework.")]
         internal static AssemblyPortabilityPolicy LoadFromXml(Stream input)
         {
             // Note: Unlike Fusion XML reader the XmlReader doesn't allow whitespace in front of <?xml version=""1.0"" encoding=""utf-8"" ?>
diff --git a/src/Compilers/Core/Portable/DocumentationComments/DocumentationCommentIncludeCache.cs b/src/Compilers/Core/Portable/DocumentationComments/DocumentationCommentIncludeCache.cs
index 809ccdfc66105501ff549b886ec9a0ca46b6b4bf..e5a5d75070531a3fd1114b079abda783fe653e28 100644
--- a/src/Compilers/Core/Portable/DocumentationComments/DocumentationCommentIncludeCache.cs
+++ b/src/Compilers/Core/Portable/DocumentationComments/DocumentationCommentIncludeCache.cs
@@ -44,12 +44,6 @@ public XDocument GetOrMakeDocument(string resolvedPath)
         /// <exception cref="IOException"></exception>
         /// <exception cref="XmlException"></exception>
         /// <exception cref="InvalidOperationException"></exception>
-        [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.FxCop.Rules.Security.Xml.SecurityXmlRules", "CA3053:UseXmlSecureResolver",
-            MessageId = "System.Xml.XmlReader.Create",
-            Justification = @"For the call to XmlReader.Create() below, CA3053 recommends setting the
-XmlReaderSettings.XmlResolver property to either null or an instance of XmlSecureResolver.
-However, the said XmlResolver property no longer exists in .NET portable framework (i.e. core framework) which means there is no way to set it.
-So we suppress this error until the reporting for CA3053 has been updated to account for .NET portable framework.")]
         private static KeyValuePair<string, XDocument> MakeValue(XmlReferenceResolver resolver, string resolvedPath)
         {
             CacheMissCount++;
diff --git a/src/Compilers/Core/Portable/DocumentationComments/XmlDocumentationCommentTextReader.cs b/src/Compilers/Core/Portable/DocumentationComments/XmlDocumentationCommentTextReader.cs
index cb80b3ffb086c28a33694e7d2db564d7587e357a..b31f7399ff0a5e821c892151dbcd6bacd5cab285 100644
--- a/src/Compilers/Core/Portable/DocumentationComments/XmlDocumentationCommentTextReader.cs
+++ b/src/Compilers/Core/Portable/DocumentationComments/XmlDocumentationCommentTextReader.cs
@@ -32,12 +32,6 @@ public static XmlException ParseAndGetException(string text)
         private static readonly XmlReaderSettings s_xmlSettings = new XmlReaderSettings { DtdProcessing = DtdProcessing.Prohibit };
 
         // internal for testing
-        [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.FxCop.Rules.Security.Xml.SecurityXmlRules", "CA3053:UseXmlSecureResolver",
-            MessageId = "System.Xml.XmlReader.Create",
-            Justification = @"For the call to XmlReader.Create() below, CA3053 recommends setting the
-XmlReaderSettings.XmlResolver property to either null or an instance of XmlSecureResolver.
-However, the said XmlResolver property no longer exists in .NET portable framework (i.e. core framework) which means there is no way to set it.
-So we suppress this error until the reporting for CA3053 has been updated to account for .NET portable framework.")]
         internal XmlException ParseInternal(string text)
         {
             _textReader.SetText(text);
diff --git a/src/Compilers/Core/Portable/RuleSet/RuleSetProcessor.cs b/src/Compilers/Core/Portable/RuleSet/RuleSetProcessor.cs
index 4a75d0e530d18609cc7a202fc130aae4c65992fc..d57420712c6eb295298cd9deba8c95a69f392399 100644
--- a/src/Compilers/Core/Portable/RuleSet/RuleSetProcessor.cs
+++ b/src/Compilers/Core/Portable/RuleSet/RuleSetProcessor.cs
@@ -54,12 +54,6 @@ internal class RuleSetProcessor
         /// Creates and loads the rule set from a file
         /// </summary>
         /// <param name="filePath">The file path to load the rule set</param>
-        [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.FxCop.Rules.Security.Xml.SecurityXmlRules", "CA3053:UseXmlSecureResolver",
-            MessageId = "System.Xml.XmlReader.Create",
-            Justification = @"For the call to XmlReader.Create() below, CA3053 recommends setting the
-XmlReaderSettings.XmlResolver property to either null or an instance of XmlSecureResolver.
-However, the said XmlResolver property no longer exists in .NET portable framework (i.e. core framework) which means there is no way to set it.
-So we suppress this error until the reporting for CA3053 has been updated to account for .NET portable framework.")]
         public static RuleSet LoadFromFile(string filePath)
         {
             // First read the file without doing any validation
diff --git a/src/Workspaces/Core/Portable/Shared/Utilities/XmlFragmentParser.cs b/src/Workspaces/Core/Portable/Shared/Utilities/XmlFragmentParser.cs
index 9e63dc47bb3f2ebc1770eb635ad08843687a28de..ed55e9da9f75035f8dd485399781ba3335fd20ea 100644
--- a/src/Workspaces/Core/Portable/Shared/Utilities/XmlFragmentParser.cs
+++ b/src/Workspaces/Core/Portable/Shared/Utilities/XmlFragmentParser.cs
@@ -52,12 +52,6 @@ public static void ParseFragment<TArg>(string xmlFragment, Action<XmlReader, TAr
             DtdProcessing = DtdProcessing.Prohibit,
         };
 
-        [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.FxCop.Rules.Security.Xml.SecurityXmlRules", "CA3053:UseXmlSecureResolver",
-            MessageId = "System.Xml.XmlReader.Create",
-            Justification = @"For the call to XmlReader.Create() below, CA3053 recommends setting the
-XmlReaderSettings.XmlResolver property to either null or an instance of XmlSecureResolver.
-However, the said XmlResolver property no longer exists in .NET portable framework (i.e. core framework) which means there is no way to set it.
-So we suppress this error until the reporting for CA3053 has been updated to account for .NET portable framework.")]
         private void ParseInternal<TArg>(string text, Action<XmlReader, TArg> callback, TArg arg)
         {
             _textReader.SetText(text);
diff --git a/src/Workspaces/Core/Portable/Utilities/Documentation/XmlDocumentationProvider.cs b/src/Workspaces/Core/Portable/Utilities/Documentation/XmlDocumentationProvider.cs
index f6f98383afea9d02d901c4d90bd029862a9f4a99..f7af70057f1de1a48ae237c529474b6ec84a628f 100644
--- a/src/Workspaces/Core/Portable/Utilities/Documentation/XmlDocumentationProvider.cs
+++ b/src/Workspaces/Core/Portable/Utilities/Documentation/XmlDocumentationProvider.cs
@@ -56,12 +56,6 @@ public static XmlDocumentationProvider CreateFromFile(string xmlDocCommentFilePa
             return new FileBasedXmlDocumentationProvider(xmlDocCommentFilePath);
         }
 
-        [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.FxCop.Rules.Security.Xml.SecurityXmlRules", "CA3053:UseXmlSecureResolver",
-            MessageId = "System.Xml.XmlReader.Create",
-            Justification = @"For the call to XmlReader.Create() below, CA3053 recommends setting the
-XmlReaderSettings.XmlResolver property to either null or an instance of XmlSecureResolver.
-However, the said XmlResolver property no longer exists in .NET portable framework (i.e. core framework) which means there is no way to set it.
-So we suppress this error until the reporting for CA3053 has been updated to account for .NET portable framework.")]
         private XDocument GetXDocument(CancellationToken cancellationToken)
         {
             using var stream = GetSourceStream(cancellationToken);