To protect yourself and others from the threats posed by virus makers and malware:
It is common for malware construction tools to contain backdoors that infect the person using the tool, turning their own machine into a target.
The term "Terabit Virus Maker" seems to refer to a tool or software that could potentially be used to create malicious software, often referred to as malware. Malware can include viruses, worms, trojans, ransomware, and more, designed to harm or exploit computer systems.