Fecha de publicación: 08/11/2019 Fuente: Wipo "BigData" The present invention disclosure is related to a machine learning based computer implemented method for providing secure electronic mail communication. The disclosure solves the problems of identification and removal of spam email in large categorical data communication. The invention disclosure present a depth source tracing method of an input sample, which comprises a extracts the basic metadata of the sample, and a convergence processing is carried out to a variety of data of said extracted based on user’s big data system, & relationship being presented between data and an object set of the sample. The method used a machine learning algorithm, which is processed by at least one processor of at least one computing device. The invention provides an encrypted connection for receiving and sending of the electronic mail between a numbers of the nodes of a communication network in big data communication module.