Charged with attempted material suport of terrorism, money laundering, illegal arms brokering and making false statements in support of smuggling, Lakhani was convicted on all five counts against him.

"The Department of Justice and our investigation partners are going to do whatever is necessary to intercede in terrorist plots, and those who are participating in them, before they are executed," said Christopher Christie, US attorney for New Jersey.

The 69-year-old former textile salesman was detained in August 2003 after showing a portable Stinger missile launcher to an intelligence agent posing as a terrorist supposedly of Somali nationality.

The maximum sentence is life imprisonment.

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