What is Malware in Cyber Security?

Posted on: Nov 17, 2023 | 3 mins | Written by: HDFC ERGO Team

What is Malware in Cyber Security?

What is malware in cyber security? Malware, also called malicious software, is a file or program designed to purposefully interfere with and harm the standard operation of a server, network, or computer system. Malware is a comprehensive term for trojans, viruses, or ransomware that infect a network or system to explore, encrypt, steal, or delete valuable data. Some also modify or hijack core functions and observe end-user activity.

Types of Malware

Various malicious software types fall under malware. These include:

1. Viruses:

The most common type of malware comprises viruses that copy themselves and spread by infecting existing files and programs.

2. Trojans:

These appear as valid software that carries out programmed actions when activated. They do not replicate via infecting programs.

3. Ransomware:

It employs malicious software to hold sensitive files, information, or data for ransom. Affected users may find their functions to be badly deteriorated or completely stop working.

Common Malware Distribution Methods

Malicious entities utilise numerous virtual or physical ways to distribute malware that harms networks or devices. For instance, these threat actors may deliver malicious programs to a system via a USB drive, drive-by downloads, and famous collaboration tools. These instantly auto-download malware to systems without letting the victims know. So, you must buy cyber security insurance beforehand to protect your system.

Malware Prevention and Removal

You have the answer to "what is malware in cyber security," but you must know how to prevent or remove it as well. You may prevent attacks by using reliable devices, password management, and some best practices. Some malware prevention tips include:

1. Utilise solid passwords and change them frequently

2. Update your app and system regularly to remove vulnerabilities

3. Add the best antivirus software to detect and block malware infections

4. Don't open or download emails from unauthorised sources

If your device gets infected by a malware, you can follow the given steps:

1. Turn the Wi-Fi off or unplug the Ethernet cable to disconnect the internet.

2. Use safe mode in the device's settings to only start crucial programs or apps.

3. Operate a malware scanner

4. Close all malicious applications

5. Clear cache to prevent malware re-infections

6. Restore default settings

Conclusion

Now you know what malware is, its type, and how to prevent or remove it. Besides this, to deal with the losses that come with a malware attack, you should buy cyber security insurance to pay for any harm that your organisation may suffer due to data breaks.

Disclaimer: The above information is for illustrative purposes only. For more details, please refer to the policy wordings and prospectus before concluding the sales.

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