Medieval cities were built like fortresses: city walls separated “insiders” from “outsiders,” with the city gate acting as a single point of access control. Similarly, data centers used to be located ...

HANGZHOU, China, Sept. 4, 2025 /PRNewswire/ -- Perimeter protection is the essential first line of defense in physical security, acting as a critical barrier against unauthorized access and ...

Short interest is the number of shares that have been sold short but have not yet been covered or closed out. Short selling is when a trader sells shares of a company they do not own, with the hope ...

Last week, a person scaled the perimeter fence at Chicago Midway airport and gained access to the airport’s tarmac, creating a potential security threat on the secure side of the airport. How often do ...

I know anti-theft wheel locks on shopping carts are designed to trip at the edge of the lot, but how? And how come half the time the wheels are locked when the cart is quite close to (or even inside) ...

Residents, businesses and commuters traveling around the United Center and McCormick Place can now prepare for street closures and security restrictions during the Democratic National Convention. DNC ...

LINCOLN — As Nebraska’s pass-catchers try to improve their perimeter blocking, there are a lot of factors. Angles are important, so are technique and leverage, but the biggest component is mentality. ...