P3

Security,There are two main points of security in any computer system or software.Virus Protection and Fire walls.Now, firstly Virus protection. This is a device for your system that stops theft of files, and blocks harmful data from being read of you device and being corrupted. Virus protection actually contain Fire wall protection also so these two types of protection are closely knitted together, like shredded wheat. There any many different tyoes of anti virus software on the market to this day, each has different priorities of protection. Some of the bigger names are, Avast, Norton 360 and kaspersky, these all work in similar ways to block and remove: computer viruses, computer worm, trojan horses, spyware and adware.
Firewalls These are used to block or allow network transactions based on a set of pre determined rules. Fire walls are constantly being used to block unauthorised access while allowing knows and trusted systems to pass, this is normally password protected. To totally stop this the the opperating system on you computer will sometimes prompt a site block to disable all threat to your system.

Clean up tools The removal of cookies: This is important to keep your computer moving quickly and without the risk of a spyware attack. This can allow hackers to see what you have in your online shopping cart and then find your address and collect it before you do, for example. Cleaning up your cookies can help with security and it will enable a constant browsing speed for your operating system, or just disable them entirely.Internet history: Having a clear internet history is really important. there are any files that can get stored on your system that would lead to a slower running speed, also this can be used to hide Christmas presents for a love one if you share the same computer.Defragmentation: This is used to maintain file systems that have fragmented, it does this by physically ordering the files and sorting them into the smallest number of fragments. this lowers the space needed to run the software allowing faster speeds

Drive formatting: This allows space for data to be stored, most mass storage devices need to be formatted before the can be used to store data. Any data on the device before it is formatted will be deleted, so don't be stupid and format it with important data on it.