1.   For security reasons, there were video cameras at the school entrance.

2.   The road will be closed for security reasons.

3.   They made me hang butcher paper for security reasons all along the outside of the patio.

4.   For security reasons, the company requires all visitors to sign in at reception.

5.   The order stated that the border post had been closed for security reasons because of the increasing number of attacks on tourist convoys by highway robbers.

6.   For security reasons, the password will not be echoed to the screen.

7.   You can allow or prohibit both copies of a file to be mounted at the same time, for security reasons.

8.   You should supply your full LIFESPAN password which, for security reasons, is not echoed to the screen.