Security has evolved over the last few decades. It started off with antivirus systems that were for a long time referred to as the ultimate cybersecurity tools. These were then joined by an array of other tools.
Before 1971, cybersecurity was unheard of. That is unsurprising, since computers were still being developed, were too pricey for hackers, and only a few people knew how to write code to do basic input/output functions. A researcher called Bob Thomas then discovered that it was possible to create a malicious program that could propagate from one computer to another and leave an annoying message. Following this discovery, another researcher modified the program so that it could become self-replicating. Essentially, he created the first computer worm. He then decided to build another program that could catch...