Security measure
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Security measure






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Security measure Security measure Presentation Transcript

  • Security measures mean the precautionary measurestaken toward possible danger or damage. There are 6types of security measures :- 1) DATA BACKUP -Data Backup is a program of file duplication. Backups of data applications are necessary so that they can be recovered in case of an emergency.2) CRYPTOGRAPHY -Cryptography is a process of hiding information by altering the actual information into different representation. 3) ANTIVIRUS -An antivirus program protects a computer against viruses by identifying and removing any computer viruses found in the computer memory.
  • 4) ANTI-SPYWARE-Spyware is a program placed on a computer without theuser’s knowledge. It secretly collects information about the user.5) FIREWALL-Firewall is a piece of hardware or software which functions in anetworked environment to prevent some communicationsforbidden by the security policy.6) HUMAN ASPECTS OF SECURITY MEASURES- Human aspects refer to the user and also the intruder of acomputer system. It is one of the hardest aspects to giveprotection to.
  • -Authentication is a process where users verify thatthey are who they say they are.TWO TYPE AUTHENTICATION :- 1) CALLBACK SYSTEM 2) BIOMETRICS DEVICES
  • -A callback system connects a user to a computer only after thecomputer calls the user back at a previously establishedtelephone number.To started the callback system :-1)The user calls the computer and then enter the correct username and password.2)The computer instructs the user to hang up and thencalls the user back.
  • -Biometrics is the science and technology of measuringand analyzing biological data.-FINGERPRINTS RECOGNITIONThey are also readily accessible andrequire little physical space either for thereading hardware or the stored data.
  • -FACE RECOGNITIONUses distinctive facial features, includingupper outlines of eye sockets, areas aroundcheekbones, the sides of the mouth and thelocation of the nose and eyes.- VOICE RECOGNITIONThe idea is to verify the individual speakeragainst a stored voice pattern, not tounderstand what is being said. - SIGNATURE DYNAMIC Based on an individuals signature, but considered unforgettable because what is recorded isnt the final image but how it is produced .
  • - Security Measures is very important to protectour computer data .-Biometric technology is now being used inalmost every area. Not only that, but varioustypes of biometric systems are being used toachieve various functionalities.
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