• Mitigating spam using network-level features 

      Ramachandran, Anirudh Vadakkedath (Georgia Institute of Technology, 2011-08-04)
      Spam is an increasing menace in email: 90% of email is spam, and over 90% of spam is sent by botnets---networks of compromised computers under the control of miscreants. In this dissertation, we introduce email spam ...