As the use of technology and the Internet increases, businesses depend on the security of their IT infrastructures and the data within them. However, a threat to a company's infrastructure can put systems security at risk. There are four different types of security threats, such as unauthorized data disclosure, incorrect data modification, denial of service, and infrastructure loss. Unauthorized data disclosure This happens through human error or by releasing data in a spiteful manner. Social engineering, pretexting, and phishing are types of unauthorized data disclosure. These are performed by someone pretending to be someone else (pretexting) to obtain unauthorized data from a company or enterprise. The “phisher” acts as a real company/business and sends emails asking for personal and confidential information. Phishers use clever techniques to copy trademarks and appear legitimate. Incorrect modification of data This also happens due to human error, as procedures are not followed correctly. This can easily happen as someone may mistakenly increase the price of taxes or VAT. This...