The attack on the militant group has prompted several investigations into the supply chain behind the devices that detonated this week.

By Krisztina Than BUDAPEST (Reuters) -She speaks seven languages, has a PhD in particle physics, an apartment in Budapest plastered with her own pastel drawings of nudes, and a career that took her around Africa and Europe doing humanitarian work.

The mother of the woman whose company was linked to thousands of pagers that exploded in Lebanon and Syria says her daughter has received threats and been advised by the Hungarian secret services not to talk to media.

Taiwan's government and Bulgarian authorities Friday both denied making the exploding pagers used by Hezbollah in Lebanon.