Tag Archives: Adobe Flash

Important Security Alert for the ArcGIS API for Flex/ArcGIS API for Silverlight

Esri has announced that they will be removing security policy files that are used by the ArcGIS API for Flex (January 26, 2021) and the ArcGIS API for Silverlight (October 12, 2021) from ArcGIS Online. This means that Flex and Silverlight apps will no longer be able to access any content / services from ArcGIS Online. Furthermore, due to security vulnerabilities associated with running Flash, Adobe no longer supports Flash as of 12/31/2020 and is taking steps to block Flash-based apps from running altogether.  

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