Complex sentence: Duffield suggests that what is viewed as "new" is the security terrain which has been shaped by what he terms network wars, which are described as "rhizomatic and anti institution in character" and which can be typically associated with alterations in social life.
Split into simpler sentences: Duffield suggests that what is viewed as "new" is the security terrain which has been shaped by what he terms network war. Describing network wars as "rhizomatic and anti institution in character", which can be typically associated with alterations in social life.