diff --git a/src/System.Management.Automation/security/CatalogHelper.cs b/src/System.Management.Automation/security/CatalogHelper.cs
index 46ef4a05c..0223b41ba 100644
--- a/src/System.Management.Automation/security/CatalogHelper.cs
+++ b/src/System.Management.Automation/security/CatalogHelper.cs
@@ -103,7 +103,7 @@ namespace System.Management.Automation
             }
             // One Windows 7 this API sent version information as decimal 1 not hex (0X100 = 256)
             // so we are checking for that value as well. Reason we are not checking for version 2 above in
-            // this scenario because catalog verion 2 is not supported on win7. 
+            // this scenario because catalog version 2 is not supported on win7. 
             else if ((catalogInfo.dwPublicVersion == catalogVersion1) || (catalogInfo.dwPublicVersion == 1))
             {
                 catalogVersion = 1;
@@ -152,14 +152,14 @@ namespace System.Management.Automation
         }
 
         /// <summary>
-        /// Generate the Catalog Defintion File representing files and folders 
+        /// Generate the Catalog Definition File representing files and folders 
         /// </summary>
         /// 
         /// <param name="Path"> Path of expected output .cdf file </param>        
         ///          
         /// <param name="catalogFilePath"> Path of the output catalog file </param>        
         /// 
-        /// <param name="cdfFilePath"> Path of the catalog definiton file </param>        
+        /// <param name="cdfFilePath"> Path of the catalog definition file </param>        
         /// 
         /// <param name="catalogVersion"> Version of catalog</param>
         ///  
@@ -213,7 +213,7 @@ namespace System.Management.Automation
         /// <param name="relativePaths"> working set of relative paths of all files. </param>   
         /// <param name="cdfHeaderContent"> content to be added in CatalogHeader section of cdf File</param>   
         /// <param name="cdfFilesContent"> content to be added in CatalogFiles section of cdf File </param>   
-        /// <param name="catAttributeCount"> indictaing the current no of catalog header level attributes </param>   
+        /// <param name="catAttributeCount"> indicating the current no of catalog header level attributes </param>   
         /// <returns> void </returns>
         internal static void ProcessFileToBeAddedInCatalogDefinitionFile(FileInfo fileToHash, DirectoryInfo dirInfo, ref HashSet<string> relativePaths, ref string cdfHeaderContent, ref string cdfFilesContent, ref int catAttributeCount)
         {
@@ -252,7 +252,7 @@ namespace System.Management.Automation
             }
         }
         /// <summary>
-        /// Generate the Catalog file for Input Catalog Defintion File 
+        /// Generate the Catalog file for Input Catalog Definition File 
         /// </summary>
         ///
         /// <param name="cdfFilePath"> Path to the Input .cdf file </param>        
@@ -346,7 +346,7 @@ namespace System.Management.Automation
 
             if (!String.IsNullOrEmpty(hashAlgorithm))
             {
-                // Generate Path for Catalog Defintion File 
+                // Generate Path for Catalog Definition File 
                 string cdfFilePath = System.IO.Path.Combine(System.IO.Path.GetTempPath(), System.IO.Path.GetRandomFileName());
                 cdfFilePath = cdfFilePath + ".cdf";
                 try
@@ -355,8 +355,8 @@ namespace System.Management.Automation
 
                     if (!File.Exists(cdfFilePath))
                     {
-                        // If we are not able to generate catalog defintion file we can not continue generating catalog 
-                        // throw PSTraceSource.NewInvalidOperationException("catalog", CatalogStrings.CatalogDefintionFileNotGenerated);                    
+                        // If we are not able to generate catalog definition file we can not continue generating catalog 
+                        // throw PSTraceSource.NewInvalidOperationException("catalog", CatalogStrings.CatalogDefinitionFileNotGenerated);                    
                         ErrorRecord errorRecord = new ErrorRecord(new InvalidOperationException(CatalogStrings.CatalogDefintionFileNotGenerated), "CatalogDefintionFileNotGenerated", ErrorCategory.InvalidOperation, null);
                         _cmdlet.ThrowTerminatingError(errorRecord);
                     }
diff --git a/src/System.Management.Automation/security/SecurityManager.cs b/src/System.Management.Automation/security/SecurityManager.cs
index 2dd5df8a6..e7557915f 100644
--- a/src/System.Management.Automation/security/SecurityManager.cs
+++ b/src/System.Management.Automation/security/SecurityManager.cs
@@ -53,7 +53,7 @@ namespace Microsoft.PowerShell
     ///    run or not.  This is the default setting.
     /// Unrestricted - No files must be signed.  If a file originates from the
     ///    internet, Monad provides a warning prompt to alert the user.  To
-    ///    supress this warning message, right-click on the file in File Explorer,
+    ///    suppress this warning message, right-click on the file in File Explorer,
     ///    select "Properties," and then "Unblock."
     /// Bypass - No files must be signed, and internet origin is not verified
     /// 
diff --git a/src/System.Management.Automation/security/SecuritySupport.cs b/src/System.Management.Automation/security/SecuritySupport.cs
index ffaabf398..bb57f54de 100644
--- a/src/System.Management.Automation/security/SecuritySupport.cs
+++ b/src/System.Management.Automation/security/SecuritySupport.cs
@@ -37,7 +37,7 @@ namespace Microsoft.PowerShell
     {
         /// Unrestricted - No files must be signed.  If a file originates from the
         ///    internet, Monad provides a warning prompt to alert the user.  To
-        ///    supress this warning message, right-click on the file in File Explorer,
+        ///    suppress this warning message, right-click on the file in File Explorer,
         ///    select "Properties," and then "Unblock."
         Unrestricted = 0,
 
@@ -642,7 +642,7 @@ namespace System.Management.Automation.Internal
 
         /// <summary>
         /// check to see if the specified cert is suitable to be
-        /// used as an encryption cert for PKI encyryption. Note
+        /// used as an encryption cert for PKI encryption. Note
         /// that this cert doesn't require the private key.
         /// </summary>
         ///
diff --git a/src/System.Management.Automation/security/wldpNativeMethods.cs b/src/System.Management.Automation/security/wldpNativeMethods.cs
index 17d423d55..a50d7ed42 100644
--- a/src/System.Management.Automation/security/wldpNativeMethods.cs
+++ b/src/System.Management.Automation/security/wldpNativeMethods.cs
@@ -105,7 +105,7 @@ namespace System.Management.Automation.Security
             MessageId = "System.Runtime.InteropServices.SafeHandle.DangerousGetHandle")]
         private static SystemEnforcementMode GetWldpPolicy(string path, SafeHandle handle)
         {
-            // If the WLDP assembly is missing (such as windows 7 or down OS), return default/None to skip WLDP valification
+            // If the WLDP assembly is missing (such as windows 7 or down OS), return default/None to skip WLDP validation
             if (s_hadMissingWldpAssembly || !IO.File.Exists(IO.Path.Combine(Environment.SystemDirectory, "wldp.dll")))
             {
                 s_hadMissingWldpAssembly = true;