OpenFPM-pdata-advanced-options.md

@@ -5,11 +5,13 @@ in different ways if you are compiling the unit tests or you are compiling exter
 
 ### External code
 
-* defining the macro SE_CLASS1 before include any openfpm headers enable security enhancements of class1
+* defining the macro SE_CLASS1 before include any openfpm headers enable security enhancements of class1,
 * define the macro SE_CLASS2 before include any openfpm headers enable security enhancements of class2
 * define the macro SE_CLASS3 before include any openfpm headers enable security enhancements of class3
 * define the macro 
 
+for more information visit [here](http://ppmcore.mpi-cbg.de:4567/security-enhancements)
+
 ### Unit test
 
 OpenFPM is in general is only header library with few exceptions, to compile the unit tests there are 4 that can be considered the most important options, in the install script these option are passed with -c "--enable-se-class1 --enable-se-class2 --enable-se-class3 --enable-debug"