Nov 07, 2019
Download Microsoft .NET Framework 3.5 from Official Nov 20, 2007 Download Microsoft .NET Framework 3.5 Service Pack 1 from Nov 18, 2008 Download .NET Framework | Free official downloads
.NET Framework 3.5 added support for Elliptic Curve Diffie-Hellman Key Agreement with three different Key Derivation Function (KDF) routines. The inputs to the routines, and the routines themselves, were configured via properties on the ECDiffieHellmanCng object. But since not every routine read every input property, there was ample room for confusion on the past of the developer.
Jun 14, 2017 How to Download and Install .net framework 3.5 on windows 10 Apr 12, 2019
The runtime includes everything you need to run existing apps/programs built with .NET Framework. Download .NET Framework 4.7.2 Runtime. Developer Pack. The developer pack is used by software developers to create applications that run on .NET Framework, typically using Visual Studio. Download .NET Framework 4.7.2 Developer Pack
From Microsoft: Microsoft NET Framework 3.5 builds incrementally on the new features added in NET Framework 3. For example, Windows Workflow Foundation (WF), … What's new in the .NET Framework | Microsoft Docs