1.0 INTRODUCTION 2 2.4.1 Passwords 6 2.4.2 Data Encryption and decryption 6 2.4.3 Historical and Statistical Logging 7 2.4.4 Closed User Groups 7 2.2.5 Secure Transmission Facilities 7 2.2.6 Firewalls 7 2.2.7 Physical security 8 APPENDIX B 9 APPENDIX C 9 Security: How do you secure business Information 1.0 Introduction As we know the need of data communication becomes vital in the 20th century as we call it ‘Information Age’. Both business and government were concerned with security and the need for data security becomes evident. Therefore the computer processing, centralised database storage techniques