THREATS TO DATA

THREATS TO DATA

1. TYPES OF THREATS

   • Opportunist threats: this is were people who find an unattended computer which has ben logged into a system may view or steal information.
   • Computer viruses: these are small programs which can replicate themselves and spread from computer to computer. they arrive on files and email attachments.
   • Phishing: threat which trys to get access to your passwords, financial details. This is done by email messagespretending to come from trusted websites.

2. SECURITY

   • Security is very important tocompanies that are trading online and build up reputation for secure networks.
   • Protection Act: all data and personal information are now secured and cant be given out iwthout permission.

3. Preventative and remedial actions

   • Physical barriers. These include turning off computers and locking offi ces when the systems are unattended to prevent damage by people, the environment
   • Access levels. These can be set up to allow individuals to have access to only specifi c levels of an application and to prevent unauthorised users from accessing particular data.
   • Anti-virus software. This is set up to intercept computer viruses before they can become resident on the computer. The software can isolate the virus, remove it and sometimes repair any damage. Equivalent security programs exist for other types of malware.