5. Sabotage —Terrorist groups may use various sabotage  methods  to  harass  and  demoralize personnel. Some of those methods include fires, explosive devices, mechanical devices, chemicals, psychological  abuse,  and  unauthorized  entries  into computers. TERRORIST  THREAT  TYPES Terrorist  threats  are  divided  into  the  following six categories: 1. Threat Type One. One or more outsiders (nongovernment  persons)  who  seek  access  to  a base  or  restricted  area  or  asset  to  perform  an unauthorized  act  such  as  vandalism  or  theft 2. Threat Type Two.  An  individual  or  group, authorized access to a base or restricted area or asset,  seeking  to  steal  or  remove  an  item  of government  property  from  the  installation 3.  Threat   Type   Three.   A   disgruntled employee seeking to perform an act of sabotage, data tampering, or wrongful destruction or other- wise  destroy  government  property  or  impair mission   accomplishment 4. Threat Type Four. An  individual  (outsider) or  group  seeking  to  make  a  political  statement (antimilitary,  antidefense,  antinuclear,  and  so forth)   by   causing   adverse   publicity,   usually nonviolent  in  nature,  to  embarrass  the  military service 5. Threat Type Five. An  individual  (outsider) terrorist,  in  philosophy  and  action,  seeking  access to a naval installation to commit an act of violence (sabotage,  bombing,  hostage  abduction,  murder, arson,  or  theft  of  sensitive  matter  including nuclear  weapons,  conventional  arms,  ammunition and  explosives,  and  so  forth) 6. Threat Type Six.  A 2-to-12 person group of  well-armed,  well-trained  dedicated  terrorists seeking access to a naval installation to commit an  act  of  violence  (sabotage,  bombing,  hostage abduction,  murder,  arson,  or  theft  of  sensitive matter including nuclear weapons, conventional arms,  ammunition,  explosives,  and  so  forth) Commanding officers must have contingency plans to counter the six threat types. The following table  summarizes  the  more  sensitive  areas  and the  threat  types  that  must  be  included  in  a commanding   officer’s   contingency   plan. Under  Normal  Conditions Commanding Officers Must Have Ability To Counter AREAS Bases Shipyards Aviation  (as  an  example, flight lines) Waterfronts Nuclear  Weapons Storage Communications Facilities Intelligence Collection/Sensitive Communication  Sites Conventional  Arms, Ammunition  and  Ex- plosives Storage Sites Bulk  Petroleum,  Oil, and Lubricants (POL) (ground fuels, POL war reserve, etc. ) Nuclear  Weapons Conventional  Munitions Small  Arms  (Armories) Supply items Funds  and  Negotiable instruments Drugs,  Drug  Abuse Items Precious Metals Classified Information/ Material Automatic Data Pro- cessing  (ADP)  Facilities Aviation 1 1 1 1 1 1 1 Treat^- Types 2 3 4 5 6 2 3 4 5 2 3 4 5 2 3 4 5 2 3 4 5 6 2 3 4 5 2 3 4 5 2 3 4 5 6 2 3 4 5 2 3 4 5 6 2 3 4 5 2 3 4 5 2 3 4 5 2 3 2 3 4 2 3 2 3 4 2 3 4 2 3 4 5 THREAT  CONDITIONS Indications and warnings of terrorist activity against  naval  installations  and  personnel  will 8-2 1 1 1 1 1 1 1 1 1 1 1