The incident took place around 9:30 am yesterday when the Central Industrial Security Force officials at the Indira Gandhi International Airport (IGIA) detected a man moving suspiciously in the terminal area.
He was intercepted and his passport was checked, a senior official said.
It was found that the passport of the man, issued in the name of K Bertin in the Ivory Coast, was fake, he said.
The man was further brought under detailed frisking and an another passport, in the name of C J Oka of Nigeria, was seized from his bag which also turned out to be fake, the official said.
"The exact nationality of the man is being ascertained," he said.
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