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Over the extent of the most recent couple of years, in setting on the augmentation being utilized Internet, bit of client's opinion has stretched out that has led to the growth in motivation towards opinion mining. Opinion Mining is fundamental for the two people and affiliations. People like to see the opinions given by different clients about a specific thing or alliance. Affiliations need to break down the duty of its clients so as to improve its future choices. Concentrates on the Internet about a specific subject can be in millions that makes it premonition to comprehend a client's opinion and necessities. End examination enables us to center audits and present the structure that could be useful for certified investigating and thing improvement. In this paper, we complete an examination of Opinion Mining, covering different procedures in doubt examination and difficulties that show up in this field.

Abstract-Emulation attack is an effort by an individual or a group to steal personal confidential information such as passwords, credit card information etc, New approach called visual secret sharing scheme (VSS) for cloning websites classification to solve the problem of Phishing attack. The novel system is developed with the things that eradicate the drawbacks of the existing system. The main aim of visual secret sharing scheme is to conserves the solitude of image by decay the original image into two shares that as been stocked in independent database servers such that the authentic image can be revealed only when they are equally gathered. The specific sheet of representation does not declare the status of the original visual image which was generated previously. Once the unique visual image is discovered to the user then that picture can be used as a password for detecting phishing. In the proposed system, privacy enabled secure database is built. The security level is much enhanced from its actual level. The authentication process can be secured by using double level security.

The novel Corona virus (Covid-19) pandemic has frightened an unprecedented challenge to continents. The Covid-19 pandemic is a highly contagious viral disease that has been progressing across the globe. The global thought leaders, doctors, scientists and other intellects have enforced the lockdown to reduce the spread of the pandemic. The objective is to study the impact of lockdown and to compare its effects from an epidemiological standpoint. Authors employed Exponential and SIR (Susceptible, Infected and Removed) epidemiological models for study and analysis. The study reveals that India will enter equilibrium by the end of June with a prediction of 135,000 cases approximately.