Introduction Design goals IntroductionHTTPObservabilityOperations & configurationOther protocols Deployment types Service to service plus front proxy nginxAWS ELBFinaglegRPCnghttp2 Reporting security vulnerabilities 1.11.0 (July 11, 2019)1.9.1 (Apr 2, 2019)1.7.0 (Jun 21, 2018)1.5.0 (December 4, 2017)1.3.0 (May 17, 2017)1.1.0 (November 30, 2016) Deprecated Version 1.10.0 (Apr 5, 2019)Version 1.8.0 (Oct 4, 2018)Version 1.6.0 (March 20, 2018)