The 2010 and 2012 Nuclear Security Summits (NSS) were successful both in generating political commitments and substantive achievement in the fight to prevent nuclear terrorism.

But, they did not push the boundaries of the currentnuclear material security regime.

Nuclear security governance must be improved to protect the global expansion of nuclear power, growing fissile material stockpiles, and radiologicalmaterials against evolving threats.

The two years leading up to the 2014 summit in the Netherlands offer an opportunity to significantly strengthen the regime’s capabilities and requirements.