IBM Trusteer Rapport bloqueia a comunicação com diversos sites (incluindo a SEFAZ para vendas NFC-e)
De UltramaxWiki
Desinstalar o programa pelo Painel de Controle selecionanado "Trusteer Endpoint Protection" utilizando o UltraViewer ou TeamViewer, porque o VNC trava.
Tem FAQ no site da IBM tambem:
Windows 7 - https://www.trusteer.com/pt-br/support/uninstalling-rapport-windows-vista-and-windows-7
Windows 8 - http://www.trusteer.com/pt-br/support/uninstalling-rapport-windows-8
Windows 10 - http://www.trusteer.com/pt-br/support/uninstalling-rapport-windows-10