Hirofumi Nagatomi

A DNS-based countermeasure technology for bot worm-infected PC terminals in the campus network

Yasuo Musashi, Dennis Arturo Ludena Romana, Hirofumi Nagatomi, 2006 .

Threats of unusual DNS query traffic from NIS clients (テレコミュニケーションマネジメント)

Yasuo Musashi, Ryuichi Matsuba, Kenichi Sugitani, 2007 .