Stylometry is not only identifying a writing pattern but we can also identify the gender of the human. So this document discussed about identification of author, authentication through stylometry technique. In this paper different stylometric techniques are discussed. | ISSN:2249-5789 Lakshmi et al , International Journal of Computer Science & Communication Networks,Vol 2(6), 653-657 A Study on Author Identification through Stylometry Lakshmi Student (Computer Science) Lovely Professional University Phagwara, India Pushpendra Kumar Pateriya Assistant Professor (Computer Science) Lovely Professional University Phagwara, India Abstract Electronic communication is one of the popular ways of communication in this era. E-mail communication is the most popular way of electronic communication. Internet works as the backbone for these communications. In digital forensics, questions is arises that the authors of documents and the author identity, demographic background is linked to other documents or not. So identification of the author(s) of the message(s) and non repudiation are some of the major challenges. Author identification is a critical point to be ensured, because many people are used to copy the content of others. Stylometry can be used for the author identification for text documents. As the non–repudiation and integrity of the message are the major concerns. Stylometry is not only identifying a writing pattern but we can also identify the gender of the human. So this document discussed about identification of author, authentication through stylometry technique. In this paper different stylometric techniques are discussed. Keywords: Stylometry, author identification, email, gender. lengths, this technique was applied to the Pauline Epistles [3]. A book "Principes de stylometrie" 1890 was given by the Polish philosopher Wincenty Lutosławski to describe the basics of stylometry. Chronology of Plato's Dialogues was given by Lutosławski by using this method. Then Lucius Sherman, a professor of English in 1893, found that writing style over time changes with average sentence length [4]. Due to the increasing computing power, availability of the Internet, growth .