diff --git a/reactos/include/ntos/rtl.h b/reactos/include/ntos/rtl.h
index ff7026eed26..e3276f8560b 100755
--- a/reactos/include/ntos/rtl.h
+++ b/reactos/include/ntos/rtl.h
@@ -2294,6 +2294,11 @@ RtlSetBits (
 	ULONG		NumberToSet
 	);
 
+NTSTATUS STDCALL
+RtlSetControlSecurityDescriptor(IN PSECURITY_DESCRIPTOR SecurityDescriptor,
+				IN SECURITY_DESCRIPTOR_CONTROL ControlBitsOfInterest,
+				IN SECURITY_DESCRIPTOR_CONTROL ControlBitsToSet);
+
 NTSTATUS STDCALL
 RtlSetDaclSecurityDescriptor (PSECURITY_DESCRIPTOR SecurityDescriptor,
 			      BOOLEAN DaclPresent,
diff --git a/reactos/lib/ntdll/def/ntdll.def b/reactos/lib/ntdll/def/ntdll.def
index 1b9bb31c0db..ca0ab12cbae 100644
--- a/reactos/lib/ntdll/def/ntdll.def
+++ b/reactos/lib/ntdll/def/ntdll.def
@@ -321,7 +321,6 @@ RtlCharToInteger@12
 RtlCheckRegistryKey@8
 RtlClearAllBits@4
 RtlClearBits@12
-;RtlClosePropertySet
 RtlCompactHeap@8
 RtlCompareMemory@12
 RtlCompareMemoryUlong@12
@@ -350,7 +349,6 @@ RtlCreateAtomTable@8
 RtlCreateEnvironment@8
 RtlCreateHeap@24
 RtlCreateProcessParameters@40
-;RtlCreatePropertySet
 RtlCreateQueryDebugBuffer@8
 RtlCreateRegistryKey@8
 RtlCreateSecurityDescriptor@8
@@ -404,7 +402,6 @@ RtlEnterCriticalSection@4
 RtlEnumProcessHeaps@8
 ;RtlEnumerateGenericTable
 ;RtlEnumerateGenericTableWithoutSplaying
-;RtlEnumerateProperties
 RtlEqualComputerName@8
 RtlEqualDomainName@8
 RtlEqualLuid@8
@@ -435,7 +432,6 @@ RtlFindRange@48
 RtlFindSetBits@12
 RtlFindSetBitsAndClear@12
 RtlFirstFreeAce@8
-;RtlFlushPropertySet
 RtlFormatCurrentUserKeyPath@4
 RtlFormatMessage@32
 RtlFreeAnsiString@4
@@ -468,7 +464,6 @@ RtlGetProcessHeaps@8
 RtlGetSaclSecurityDescriptor@16
 ;RtlGetUserInfoHeap
 RtlGetVersion@4
-;RtlGuidToPropertySetName
 RtlIdentifierAuthoritySid@4
 RtlImageDirectoryEntryToData@16
 RtlImageNtHeader@4
@@ -559,7 +554,6 @@ RtlOpenCurrentUser@8
 RtlPinAtomInAtomTable@8
 RtlPrefixString@12
 RtlPrefixUnicodeString@12
-;RtlPropertySetNameToGuid
 ;RtlProtectHeap
 RtlQueryAtomInAtomTable@24
 RtlQueryEnvironmentVariable_U@12
@@ -568,9 +562,6 @@ RtlQueryInformationAcl@16
 RtlQueryProcessDebugInformation@12
 ;RtlQueryProcessHeapInformation
 ;RtlQueryProcessLockInformation
-;RtlQueryProperties
-;RtlQueryPropertyNames
-;RtlQueryPropertySet
 RtlQueryRegistryValues@20
 ;RtlQuerySecurityObject
 ;RtlQueryTagHeap
@@ -594,6 +585,7 @@ RtlSelfRelativeToAbsoluteSD@44
 RtlSetAllBits@4
 ;RtlSetAttributesSecurityDescriptor
 RtlSetBits@12
+RtlSetControlSecurityDescriptor@12
 RtlSetCurrentDirectory_U@4
 RtlSetCurrentEnvironment@8
 RtlSetDaclSecurityDescriptor@16
@@ -601,9 +593,6 @@ RtlSetEnvironmentVariable@12
 RtlSetGroupSecurityDescriptor@12
 RtlSetInformationAcl@16
 RtlSetOwnerSecurityDescriptor@12
-;RtlSetProperties
-;RtlSetPropertyNames
-;RtlSetPropertySetClassId
 RtlSetSaclSecurityDescriptor@16
 ;RtlSetSecurityObject
 RtlSetTimeZoneInformation@4
diff --git a/reactos/lib/rtl/sd.c b/reactos/lib/rtl/sd.c
index 09ffac238db..6dd61e73c07 100644
--- a/reactos/lib/rtl/sd.c
+++ b/reactos/lib/rtl/sd.c
@@ -40,6 +40,7 @@ RtlCreateSecurityDescriptor(PSECURITY_DESCRIPTOR SecurityDescriptor,
    return STATUS_SUCCESS;
 }
 
+
 /*
  * @implemented
  */
@@ -278,9 +279,10 @@ RtlSetOwnerSecurityDescriptor(PSECURITY_DESCRIPTOR SecurityDescriptor,
       SecurityDescriptor->Control = SecurityDescriptor->Control | SE_OWNER_DEFAULTED;
    }
 
-   return(STATUS_SUCCESS);
+   return STATUS_SUCCESS;
 }
 
+
 /*
  * @implemented
  */
@@ -319,6 +321,7 @@ RtlGetOwnerSecurityDescriptor(PSECURITY_DESCRIPTOR SecurityDescriptor,
    return STATUS_SUCCESS;
 }
 
+
 /*
  * @implemented
  */
@@ -347,6 +350,7 @@ RtlSetGroupSecurityDescriptor(PSECURITY_DESCRIPTOR SecurityDescriptor,
    return STATUS_SUCCESS;
 }
 
+
 /*
  * @implemented
  */
@@ -578,8 +582,7 @@ RtlMakeSelfRelativeSD(PSECURITY_DESCRIPTOR AbsSD,
 NTSTATUS STDCALL
 RtlAbsoluteToSelfRelativeSD(PSECURITY_DESCRIPTOR AbsSD,
                             PSECURITY_DESCRIPTOR RelSD,
-                            PULONG BufferLength
-                           )
+                            PULONG BufferLength)
 {
    if (AbsSD->Control & SE_SELF_RELATIVE)
    {
@@ -611,6 +614,29 @@ RtlGetControlSecurityDescriptor(PSECURITY_DESCRIPTOR SecurityDescriptor,
 }
 
 
+/*
+ * @implemented
+ */
+NTSTATUS STDCALL
+RtlSetControlSecurityDescriptor(IN PSECURITY_DESCRIPTOR SecurityDescriptor,
+                                IN SECURITY_DESCRIPTOR_CONTROL ControlBitsOfInterest,
+                                IN SECURITY_DESCRIPTOR_CONTROL ControlBitsToSet)
+{
+  if (SecurityDescriptor->Revision != SECURITY_DESCRIPTOR_REVISION1)
+  {
+    return STATUS_UNKNOWN_REVISION;
+  }
+
+  /* Zero the 'bits of interest' */
+  SecurityDescriptor->Control &= ~ControlBitsOfInterest;
+
+  /* Set the 'bits to set' */
+  SecurityDescriptor->Control |= (ControlBitsToSet & ControlBitsOfInterest);
+
+  return STATUS_SUCCESS;
+}
+
+
 /*
  * @implemented
  */
@@ -657,6 +683,7 @@ RtlGetSaclSecurityDescriptor(PSECURITY_DESCRIPTOR SecurityDescriptor,
    return STATUS_SUCCESS;
 }
 
+
 /*
  * @implemented
  */
@@ -694,6 +721,7 @@ RtlSetSaclSecurityDescriptor(PSECURITY_DESCRIPTOR SecurityDescriptor,
    return STATUS_SUCCESS;
 }
 
+
 /*
  * @implemented
  */
@@ -759,6 +787,7 @@ RtlSelfRelativeToAbsoluteSD(PSECURITY_DESCRIPTOR RelSD,
    return STATUS_SUCCESS;
 }
 
+
 /*
 * @unimplemented
 */
@@ -770,9 +799,10 @@ RtlSelfRelativeToAbsoluteSD2(PSECURITY_DESCRIPTOR SelfRelativeSecurityDescriptor
    return STATUS_NOT_IMPLEMENTED;
 }
 
+
 /*
-* @implemented
-*/
+ * @implemented
+ */
 BOOLEAN STDCALL
 RtlValidRelativeSecurityDescriptor(IN PSECURITY_DESCRIPTOR SecurityDescriptorInput,
                                    IN ULONG SecurityDescriptorLength,