A simple yet effective spam blocking method. - Gökhan Dalkiliç; Devrim Sipahi; Mehmet Hilal Özcanhan (SIN, 2009)

Determination of SPF records for the intention of sending spam. - Devrim Sipahi; Gökhan Dalkiliç (SIU, 2012)

Detecting spam through their Sender Policy Framework records. - Devrim Sipahi; Gökhan Dalkiliç; Mehmet Hilal Özcanhan (Secur. Commun. Networks, 2015)

Spam filtering with sender authentication network. - Gökhan Dalkiliç; Devrim Sipahi (Comput. Commun., 2017)

Spam filtering using sender policy framework (Gönderici politikası çerçevesi ile istenmeyen elektronik postaların filtrelenmesi) - Devrim Sipahi (2017)