For Taylor Swift, one of the most famous, richest and sought after performers in the world, the near-obsessive secrecy surrounding her expected wedding celebration in New York City may be counterintuitive.

For someone whose empire is built on fans, exposure and sales, it seems a bit over the top to treat this like a classified military operation.

So why all the cloak-and-dagger?

Based on interviews with a number of sources involved in or briefed on the planning, it boils down to three things: privacy, control and security.

One goal for Swift and her husband-to-be, NFL star Travis Kelce, is for some level of privacy for family and friends, the sources said.