An analysis of SSL/TLS-based threats by Zscaler ThreatLabZTM Zscaler TM Cloud Security InsightsZSCALER CLOUD SECURITY INSIGHTS 2 ©2019 Zscaler, Inc. All rights reserved. Introduction Once seen as the ultimate protection for data being transmitted over the internet, Secure Sockets Layer (SSL) and its successor Transport Layer Security (TLS) have become the ultimate playground for cybercriminals to carry out their nefarious acts. The cryptographic protocol—originally developed in 1994—was designed to help secure communications and give organizations peace of mind about incoming traffic. In recent years, with the ever-increasing concerns over data privacy, there has been a massive trend toward internet properties having encryption by default. This is a great thing for pr

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