Malware, short for malicious software, is a type of software intentionally designed to cause harm to computer systems, networks, and devices, or to steal sensitive data from users without their knowledge or consent. Malware can take many forms, including viruses, trojan horses, worms, spyware, adware, ransomware, and more.

Email has become an ever-present form of communication in the modern digital age and is used for a wide range of purposes, including personal communication, business communication, marketing, and more. Email has many advantages over other forms of communication, such as its speed, convenience, low cost, and the ability to send messages to multiple recipients simultaneously.

Cyber crimes are criminal acts that are committed using the internet, computer networks, or other digital technologies. These crimes can range from relatively minor offenses, such as hacking into a social media account, to more serious crimes, such as identity theft, fraud, or cyber terrorism.