Enumerate the preventive measure you would like to take in enforcing an effective security system in an organization / industry.

In all the industries an office whether in public or private sectors, it is always an individual through only leakage of information takes place. Therefore it is imperative that any individual with doubtful integrity should be kept under close watch. Special attention should be paid to the following:

1. Person who is in habit of showing off during conversation with others fond of loose talking. 
2. Undue interest in trade union and political activities or group rivalries in the industry/office 
3. Fond of staying late in the office with some or other excuse 
4. In the habit of making personal notes form important files documents, found making extra copies of classified letters/documents 
5. Taking undue interest in matters, meetings and conference which are not related with work schedule 
6. Fond of reading a particular type or religious literature and showing keen interest in an ideology 
7. Person who has weakness for wine and women. 
8. On who is always keen on earning by fair of foul means? 
9. Who is fond of some type of gambling, may be under heavy debt. And in the habit of borrowing money. Presumably living beyond his own means. 
10. Habitual of asking frequent leave or may be absenting form office on affixed day and fixed time 
11. In the habit of putting on costly clothes, extravagance according to his known sources of income. 
12. Frequently meeting a particular visitors in a suspicious manner 
13. Security or vigilance officer must arrange re verification by police of employees showing doubtful behaviour. 
14. Personnel form border areas, of the country not having very cordial relations, should be treated carefully. If need be a separate register could be maintained of all personnel.