Computer security, also network security or IT security, refers to the protection of information system from criminal attacks and failure of the software, the hardware, and to the information on them, as well as from interruption or misleading of the services provided. Computer security also includes physical access control to the hardware, and protection to prevent passive affect by network data and coding infection, etc.
It has become more and more important since the computer systems is increasingly relied on in most societies. Computer systems now include a very wide variety of “smart” devices, including smartphones, televisions and tiny devices as part of the Internet of Things – and networks include not only the Internet and private data networks, but also Bluetooth, Wi-Fi and other wireless networks.
How to improve the protection to your computer against malicious software?
There are some tips of free protection available to help secure your computer against malware, and you have to build up your computer’s defenses in order to keep your system always safe.
1) Please install legit antivirus and antispyware programs from a trusted source. It’s critical to have a security tool installed on your computer to safeguard the system security, especially for computer users who do not have many skills on computer protection.
2) Update software regularly. Generally, computer criminals or hackers are good at using malicious software to exploit system vulnerability or software bug. And the outdated software usually provides such weakness. So, you need to regularly check your software to make sure it is fit for your computer to maintain your computer is under the best security performance.
3) Use strong passwords and keep them secret. Surely, it is critical to protect your system and any account from being attacked thru the passwords, because most of your personal information are included inside your different account, including the financial information. Never use the stupid passwords like 123456, abc123, monkey and princess, etc., which is just reported in the news recently about top 10 passwords you should not use. Yep, they can be easily descripted by hackers.
4) Never turn off your firewall. Just like a safeguard wall to separate your system data and malware, Windows built-in firewall plays a very important role to protect your computer security. And it can stop and block attacks from virus, spyware and other malware threats. Alerts may pop up to notify you when there is any suspicious situation.
5) Use flash drives cautiously. Flash drives are one of the carriers utilized by criminals to spread some kinds of virus, spyware and malware, from a computer to another one. So, make sure to run a scan to detect if the target flash drive is safe or not.
6) Don’t be tricked into downloading malware. Be cautious before you download things from unknown websites or links, especially those freeware or shareware. And, even some strange links posted on social network like FaceBook and Twitter, or suspicious attachments from new contacts’ emails, should be paid attention to before clicking on them. Sometimes, you may also trigger downloading of a program or application without your notice.