New Delhi, June 13 -- A seemingly ordinary detail on a renewed Indian passport has become the subject of an online discussion after a social media user shared a photograph and asked fellow users to help solve the mystery.

The post was shared by a user named Pooja, who noticed a small gold-coloured rectangle-like symbol at the bottom of her passport cover. While the mark appeared subtle, it was enough to leave her wondering whether it served a larger purpose.

Sharing her observation online, Pooja wrote, "I just got my passport renewed and noticed this strange little rectangle at the bottom The funny thing is, my old passport never had it. I kept staring at it for a while, wondering what it was. Is it a new security feature ? Some kind of...