Email Notifications in Spam Folder

Hello Community
I just noticed an unusual number of messages in my Spam Folder.  I've been fortunate not receiving any measure of Spam.
They are all from Norton Community with dead links.  Like this one...

18-Nov-2014 | 2:13PM: Sandro_cm commented on * MS14-068 - MS14-066 - Critical

vs.  this one.  About 20 came to Spam like above ~ all different of course

18-Nov-2014 | 12:11PM: lmacri commented on NIS GUI Frozen After Full Scan