136 ◾ Information Security Fundamentals
◾ Visitors to secure areas must be supervised and their date and time of entry
and departure will be recorded.
◾ Visitors to secure areas are granted access only for specific, authorized purposes.
◾ All personnel must be required to wear visible identification within the secure
area. e necessary addition to this is that we must foster a culture in which
employees feel comfortable in challenging anyone who is in a secure area
without visible identification.
◾ Access rights to secure areas are to be revoked immediately for staff members
who leave employment.
Fire Prevention and Detection
Fire prevention and detection standards vary according to the premises—whether the
premises also house materials or proce ...