This research is centered on data security using biometrics likewise other data security technologies are discussed. Due to identity thief, biometrics which is used for verification and identification is becoming the main stay of many technology and technological areas and systems. Biometric which is simply the physical or behavioural characteristics of a living individual, is being rapidly replacing the use of PIN (Personal Identification Number) and others data security measures because of its complexity to forge. Password, passcode and PIN are not efficient to protect data as they are easily gotten by hackers. Data security is means protecting a database from the unwanted activities of unauthorized user and destructive forces. Data are values of qualitative or quantitative variables that belong to a set or simply put, they are facts and statistics collected together for reference or analysis. These attacks are becoming tremendous and increasingly numerous and sophisticated.
Attacks on data, computer system and computer applications are in sync with technological advancement.
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