Definition of computer security?
Computer security can be defined as internal check which are put in place to bring privacy, integrity, and availability for all components of computer systems.
These constituents include data, software, hardware, and firmware. This is a complex definition. Let’s illustrate the definition by showing you a day in the life of Sam, a security manager just hired for a small company. The company doesn’t have any computer security yet, so he knows to start with the very basics.
Components of Computer Systems
Sam first order of business is learning about the components of the computer systems he needs to protect. He asks the IT manager what kind of hardware, firmware, and software the company uses.
- Hardware is the physical part of the computer, like the system memory and disk drive.
- Firmware is the permanent software that runs the processes of the computer and is mostly invisible to the user, like the start-up functions that make elements of the hardware work together.
- Software is the programming that offers services to the user and administrator. The operating system, word processor, computer games, and Internet browser are all examples of software commonly found on a computer.
Install Firewall- Anti Adware
A firewall is the first step to provide security to the computer. Firewall creates a blockade between the infected computer and any unauthorized program trying to come in through the Internet.
If you are using a system at home, it is a good idea to turn on the firewall permanently. It makes you aware if there are any unauthorized attack on your system. A firewall acts like a security guard, these can be divided into two types of firewalls: a software firewall and hardware firewall. Both these work in a similar method but have different purposes.
Install Antivirus Software:
Antivirus is a forefront protection that helps to protect the computer from any illicit code or software that generate a threat to the system. Viruses, key loggers, Trojans are few example of unauthorized software so you need to have a robust antivirus software so we suggest malware removal tool.
These virus slows down the processing speed of your computer, remove important files and access to your personal information. You may believe that your system is virus free, but this is not true, we suggest to install an antivirus software to prevent the system from further attack of virus.
Antivirus software plays a key role in maintaining the computers real time protection, its adds advantage by detecting threats which helps the computer and the information in it to be safe.
Few advanced antivirus programs offer automatic updates, which is helpful to protect the PC from any new created viruses.
Windows 8 antivirus has added advanced features such as email protection, blocking of pop-ups and identity theft.
Install Anti-Spyware Software:
Spyware gathers professional and personal information without the approval of its victim. It is a self-injected software program that spy on the vital information. This information is further pass down and redirected to a third party website.
Spyware are designed in such a way that can’t be easily removed. A good and effective anti-spyware software is specially designed to combat spyware.
Anti-spyware software are the tool which offers real time protection and works similarly like anti-virus. It scans all the incoming information and helps in blocking the threat once detected.
Use Complex and Secure Passwords:
The first line of defense in maintaining system security is to have strong and complex passwords. The key to success is to complex passwords which are difficult to hack. Always make sure to use a strong password which is at least 8 characters in length and include a combination of numbers, letters that are both upper and lower case and a special character. To break the passwords, hackers take help of certain tools and terms. A recent study showed results that say how a weak password can be decoded, for an example a 6 character password with all lower case letters can be broken in under 6 minutes!
Check on the Security Settings of the Browser:
With the growing interaction of internet, and we all use various browsers, which should have various security and privacy settings that you should analysis and set them to the highest level of security. All the browsers give your accessibility to tell which web sites has more movements, increasing your privacy and security. While browsing the internet the users see floods of online Ads which are infectious and bad for your computer so we suggest to install an adware removal tool asap.