With technological advances in the globalized world, the practice of cybercrimes has intensified, among which the so-called virtual fraud stands out, the topic of which will be discussed in this article. Given this context, the present problem arises: to analyze what are the challenges and strategies to combat the crime of virtual fraud and what are its effects on the legal world to protect users on the internet? Thus, this article aims to understand the relevance of the discussion on cyber fraud, with regard to its effectiveness in Brazilian legislation in the virtual environment. The general objective will be to analyze the new classification brought by Law No. 14,155, of 2021, which inserted the crime of electronic fraud, within which the crime of cyber fraud fits. The specific objectives focus on the analysis of the differences between the crimes of fraud and virtual fraud (cyber fraud). Regarding the methodology, using the deductive and descriptive method, based on theoretical foundations found in bibliographic research, such as public documents, books, scientific articles and internet data. The research results indicated that current laws are not sufficient to address and curb the problem of cyber fraud.