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Added github page link to read the latest version https://owasp.org/owasp-istg/

README.md

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 The OWASP IoT Security Testing Guide provides a comprehensive methodology for penetration tests in the IoT field offering flexibility to adapt innovations and developments on the IoT market while still ensuring comparability of test results. The guide provides an understanding of communication between manufacturers and operators of IoT devices as well as penetration testing teams that’s facilitated by establishing a common terminology. 
 
-The methodology, the underlying models and the catalog of test cases present tools that can be used separately and in conjunction with each other.
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+The methodology, the underlying models and the catalog of test cases present tools that can be used separately and in conjunction with each other. Read the latest version of the guide https://owasp.org/owasp-istg/
 
 ## Table of Contents