An antivirus application is a software program that scans your computer system for malfunctions. It also protects your system against the potentials threats if you often get connected with internet. The downloaded files from internet, external devices or cables from other sources may cause ill functioning programs to get transferred to your system. As a result the system responses slow, starts getting hanged occasionally, or most dangerously the operating system crashes down. All these scenarios indicate towards the need of having a sturdy antivirus for a strong resistance against varying viruses.
Being of self replicating nature, a virus spread across all your system through an infected file of program. It gets itself attached with the files come into its effect. If you are using an internet by a virus attacked computer it sends to all your contacts its replicas to cause damage to them also. That’s why it’s advised not to open an unauthorized mail or attachments as these are very common ways to hack your system and steal the sensitive data.
Security against Threat
It’s better to be precautious beforehand instead of getting infected by any fatal spyware or malware. You may help your system well by keeping it updated with all the latest software. This is of no use if you have a good antivirus but occasionally it remains outdated due to not updating it. You should beware of getting mails and attachments from unknown sources. A use of Checksum software may help you better in such scenarios. It checks against any alteration made to the file or program for the purpose of making it ill functioning.
Type &Use of Anti-Virus
- Trial Version: You may easily find a trial version of almost all the big names of antivirus. The drawback of these types is you have a limited security for a very limited time. Afterwards you areopen to get infected as the promotion period is over. Also a trial version is just for a demo purpose so doesn’t respond well against most dangerous threats.
- Commercial Version: A commercial version of an antivirus is more power packed to bang out all the malfunctions from your system. It costs you a little money in comparison of the service and safety it provides to your precious data to be encrypted properly.
So it’s wiser to pay a reasonable amount for complete security of your system and information stored in it rather than being prone to get a victim of fast pacing cyber crime!