I hope this is the correct forum. I know .NET Core is a relatively new technology, I am not finding any solution to my issue. I am guessing because there is just not enough information available.
So I have a console app I wrote in .NET 5 years ago, it is still running beautifully. In the 5 years it has never failed me, it runs multiple times a day. Because of lack of cooperation on gathering data from another division at my job, mainly from work politics, I had to gather the data for my office by doing HTTP post and logging into the other units website and then navigating through and pushing more post request, to gather bracket delimited data through an account.
I had left that office 5 years ago, but a few months ago I moved back. The application needs to be rewritten because at this point it is insecure and will not pass security testing. I would love to rewrite everything, including the front end. in .NET core and ASP Net Core. I started rewriting it and surprisingly I made progress fast and it was running well on Linux and Windows until I hit the part where I am doing my