"I offered my services to the Taliban when the Americans destroyed my father's business," he said, adding that one of his brothers is still fighting with the Afghan Taliban.

He would not say to whom he was delivering the supplies.

A gas lamp on the wall dimly lit the large room, which consisted of a bed used by a security guard and three chairs. The prisoner, who sat on his knees, clasped his shackled hands, twisting his fingers together as he spoke.

"Foreign forces have captured our territory in Afghanistan," he said. "And it is our duty to fight against them. We want our message to reach the world."

A Pakistani counter terrorism official said the Taliban and al Qaeda are stepping up efforts at online recruiting. "This is not endemic to Pakistan. They are feeling pressure and are now using the Internet even more to get their message across. It is their new tool in the war and away to gain new recruits worldwide."

In an earlier interview that day with North Western Frontier Province's Inspector General Malik Naveed Khan, whose men captured the young fighter, he said that these groups are "waging war against the world, not only with weapons but through the Internet and other media."

As the interview with the Taliban detainee came to an end, I asked him if he ever regretted joining the Taliban.

"No, he said. "We will continue to fight until the Americans leave our country."