StefanOssendorf 

Middleware that applies security-related HTTP headers to an OWIN pipeline. See OWASP List https://www.owasp.org/index.php/List_of_useful_HTTP_headers CSP2 implementation according to: http://www.w3.org/TR/CSP2/

IAppBuilder Integration of Security Headers Middleware For more Information see https://www.nuget.org/packages/SecurityHeadersMiddleware/

This is the .Net Standard port of https://github.com/richclement/ImageDiff . Sadly I did not get in contact with him so I'm publishing this.

MIT - License Collection of extension methods. PCL - Portable Class Library Win8+,Net4+,WP8,SL5