... secure, in some of the following situations: * Files can be accidentally overwritten or deleted because of: * Fraud * Accident * Files could have the wrong data inputted They could be lost due to: * Losing discs * Damage to the hard drive * Files or discs destroyed * Deletion or corruption * Discs could be scratched * Viruses * The files could be accessed and damaged by unauthorised users; this could be due to you not having necessary password protection on your PC. Hackers and viruses Hacking is gaining access to a computer system without authority, usually to cause some damage to the system, or to gain information that would not usually be available to the general public. People that do this could delete or corrupt data, and copy it for themselves to use for their own reasons. Hackers are the people that attempt to do this. Hackers once gaining entry to a system are presented with unlimited options ...

See this essay or coursework document in full right now