Only 26 percent follow the recommended procedures for identifying visitors and employees.

HTTP cookies are commonly used to mark and identify visitors.

Peepholes had been cut in the doors so that anyone on the inside could identify visitors before admitting them.

Since August 1980 the unit's computer has identified visitors who overstay their permitted time in Britain by matching landing and embarkation cards.

One problem is that hospitals here have virtually no security, so it is difficult to identify visitors.

This also results in web analytics tools being unable to uniquely identify visitors using mobile devices.

Immigration officials have relied on two methods of identifying visitors who are infected.

It seems only sensible that the government should be able to identify foreign visitors who entered legally but then remain here illegally.

The Masonic handshake, or "token", was originally used as a way to gain admission to meetings and identify legitimate visitors.

HMRC use a first party cookie to identify unique visitors to their website.