Security refers to the situation of being protected against a danger. It can be similar to safety. The only difference is the importance given to the element of protection from any potential threats. 

In defining Security we must consider the degree of vulnerability that one is exposed to and take steps to ensure that this does not create any hostile situation.

There are various categories of security. This is an ever-increasing list as the dangers in today’s world are increasing manifold and are taking various forms. We could identify security in the Technology sector which pertains to securing the application, network, data, information etc. Next in the public security sector we could identify airport security, food security, home security and physical security. The important aspect of political security cannot be ignored where national and international security and human security are the crucial categories. Monetary security is an integral part of financial security.

International Security denotes the actions and initiatives taken by various countries and international organizations to ensure mutual safety. These measures may vary from military actions to diplomatic agreements between countries. Traditionally it has been observed that security to the citizens of any country is under constant threat of internal political disruption and its consequential anarchy. There is also the underlying risk of attack or intrusions from any outsider. To keep these at bay and to ensure human safety, countries have adopted national and international security measures. These are mainly collective security measures aimed to secure the people and thereby the country. 

With the growing need to secure people and their interests, there are various companies which provide security consultancy. They are experts in providing security consultancy solutions and advise. Security risk is a very difficult medium to evaluate. These organizations clearly understand the types of threat they need to combat. These threats could vary from very low to very high. They could arise from internal or external forces. Risk prioritization is done after gathering a lot of relevant data. The resultant output allows the security consultant to identify potential threats and recommend suitable and practical measures to ward the same. The consultant tries to arrive at a strong and solid Risk Management strategy.  

The Information Technology Revolution has drastically changed the way in which business is transacted and national defense is conducted. Protection of these systems is essential and continuous effort in this direction has led to an incredible growth in IT security. Threats emanate from hackers, terrorists, professional criminals. These anti-social elements are waiting to hack the information of a company.  

The increasing speed at which new exploits are taking place has given rise to a new layer of security system. This system has a double responsibility of preventing sensitive data from being attacked or websites being intruded.

The security consultant conducts Website vulnerability tests. With the help of the report, a pro-active security risk management system is evolved. This system analyses the corporate resources and risks associated with it. Suitable recommendations are suggested that can keep threats at bay. 

Personal Security is a phenomenon that is gaining great importance at the face of recent developments in the political arena. Using threat assessment advanced planning and latest technology bodyguard services can be used for High Key operations or personal and discreet protection. Residential Security is a vital component of personal security program. People have started thinking on these lines in order to ensure that their own and the lives of their beloved ones are safeguarded. In recent years, due to the increasing threat of terrorism, security guards are required to have bomb detection training and emergency crisis training.  

Apart from the security consultants, we also have some armed security services that are available.  These services include armed patrol, where the security system is monitored by the patrol officers and timely action is taken in case of detection of any potential danger. These patrol officers maintain a high visibility presence to deter illegal operations. They are not required to make any arrests but have the authority to ensure law enforcement. Their primary duty is prevention and deterrence of crime. Regular patrols are not being encouraged as it provides predictability to the criminals. Instead, random patrols are programmed which allow greater freedom of movement and unpredictability. 

There are Guard Service Companies that supply armed guards. These guards have skilled training and previous experience to their credit that enable them to render their duties effectively. The armed security officers in these companies are specially law enforcement officers. They receive special training for carrying of weapons. They evolve state-of-art security solutions that take security management to new heights. It is believed that the presence of these security officers tends to diminish theft, safety rule violations, property damage etc.The role of the security officer has gradually progressed and they are now looked upon as highly trained officers in the field of direct defense of life and or property.