The term malware is short for "malicious software." It refers to any computer program that is designed to do things that are harmful to or unwanted by a computer's legitimate user. Virus, adware, backdoors, spyware, Trojans, ransomware are the various forms of malware
Ransomware attacks is a malware, which, if active on the system demands ransom payment from the victim for regaining access to their system. We should always be careful about accessing files and emails from unknown sources to avoid such attacks.
Cyber threats are the possible dangers associated with electronic data available on the computer systems, internet or other network devices that might breach security. Some of the common cyber threats are the virus, phishing, SQL injection, etc.
Firewall is a network security tool that scans the incoming and outgoing network traffic and decides whether to allow or block such traffic based on pre-defined security rules.. Types of firewalls include stateful inspection firewalls, packet filtering firewalls, next-generation firewalls (NGFWs) and proxy firewalls.
Cyber Security is the set of processes designed to protect the computer, computer networks and the data from unauthorized access, vulnerabilities and attacks such as hacking, phishing, spamming, IoT Malware, spoofing, etc.