NSP stands for Nintendo Submission Package. It is the digital file format used for Nintendo Switch games, including downloadable titles from the eShop. In the modding/homebrew community, "NSP" refers to a dumped or shared copy of a game that can be installed on a hacked Nintendo Switch.
Now that we have debunked the "NSPE" myth, here are the real ways to experience Five Nights at Freddy’s: Security Breach and its community content.
If you wanted modifications (the "E" could stand for "Enhanced" or "Extended"), try these:
Search for these on GameBanana or Nexus Mods – not by typing "NSPE."
In industrial and safety contexts, NSPE refers to equipment not directly involved in safety functions but is crucial for the operational aspects. In the context of "Security Breach," if we consider NSPE as elements that contribute to the security and operational integrity of the facility (like surveillance systems, power management, and mobile security units), the game does incorporate these elements: