Lost connection to steam while attempting login

[N8Nate]

C:\Users*\Downloads\depotdownloader-2.4.3-hotfix1>dotnet DepotDownloader.dll -app 632360 -depot 632361 -manifest 6571321385300192800 -username * -password *
Connecting to Steam3... Done!
Logging '' into Steam3...Lost connection to Steam. Reconnecting
Done!
Logging '' into Steam3...

Every time I try to use this it ends up the same way. I assume I am doing something wrong but I have turned off my firewall and tried other solutions.