The arms embargo, as the expert called it, is only one of many measures required to tackle the radical group which is presenting a major challenge to Western counterterrorism tactics and regional security systems.
Stakeholders "need to introduce tougher sanctions, carry out joint border patrol missions, increase humanitarian aid for the displaced and refugees, as well as strengthen UN peacekeeping forces in the countries which border Iraq and Syria," he added.
The expansion of the self-styled caliphate has become the key security challenge, he added at the 7th conference of the International Association of Prosecutors (IAP) of Central and Eastern European and Central Asian countries in Sochi.
The radical group, according to the expert, is trying to extend its reach into Azerbaijan, Armenia, Kazakhstan, Kyrgyzstan, Uzbekistan, as well as Caucasus and Crimea.
