Through analyzing on mass sending characteristics of spam

combining danger theory

put forward a method that exerts dendritic cell algorithm（ DCA） to examine spam mass sending phenomenon. Beginning with behavior characteristics of spam mass sending

the method analyzes the spam mass sending characteristics for a certain period

according to differences between the norm and the spam on the performance of mass sending characteristics

judge whether it is spam mass sending. Experimental result shows that this method can exam the spam mass sending phenomenon effectively and quickly

which has relatively high examination rate.