| Older security system was based on small | | | | company at any time. IT industry is a large |
| integrated chips containing the data of the | | | | organization where many users to traverse the |
| particular person. The authentication is based on | | | | compounds. Due to the presence of terrorist |
| the information contained in the chip, but any | | | | activities across the world it is a very important |
| person can carry it. In later days, in order to | | | | to record the movements of individual inside the |
| increase the security, biometric concept was | | | | company premises and authentication of the |
| introduced. Biometric is the method of security | | | | particular company individual. |
| where human iris, fingerprint or DNA is used as | | | | Schemes for public: |
| criteria for authentication of the individual. | | | | The government when providing some schemes |
| Types of biometric system: | | | | for the people would like to keep track of the |
| Physiological: Examples are: fingerprint, DNA, iris, | | | | individuals who have received it, which is done by |
| hand or palm geometry, etc. | | | | using biometrics like fingerprint. |
| Behavioral: Typing rhythm, voice, gait, etc. | | | | Ticketing system: |
| General modes of operation: | | | | Frequent travel users in train or bus can be given |
| Verification: This is a method of comparison in | | | | a privilege by giving discounts. In order to ensure |
| which an individual is identified by the system with | | | | that only those individuals are enjoying the |
| comparing the current input and an existing | | | | privileges, biometrics can be used. In U.S. this |
| database. | | | | system has been implemented. |
| Identification: In this the comparison is in the form | | | | UID: |
| of one to many, where any new user comes into | | | | Unique Identification Number is a project started |
| the system, the database in updated with the | | | | by the Indian Government. According to this |
| required information. | | | | project each citizen will be given a unique ID, and |
| Types of biometric popularly used: | | | | this ID can be used for enrolling or enjoying any |
| · Fingerprints | | | | beneficiary scheme announced by the |
| · hand geometry | | | | government. The UID numbers will be stored in a |
| · retina | | | | central database, where the individual's biometrics |
| · iris | | | | like fingerprint, iris and other details will be stored. |
| · face | | | | When an individual wants to apply for a scheme, |
| · signature | | | | then his UID number will be matched against his |
| · Voice | | | | biometrics and authenticated. |
| Usage: | | | | Biometric has a greater advantage than ID cards |
| IT Industry: | | | | since it directly authenticates the user than |
| The main usage of biometric in IT industry is to | | | | verifying the data on the printed card. |
| identify the professionals entering and exiting the | | | | |