Together with MS Windows Update: KB4100403 on Windows 10, I encountered a problem when running programs from a shared resource. Both SQL, FTP and SMTP connections can not be established if the program is run directly from the network resource. If the same program starts with, for example, a desktop, there is no problem - it works correctly. When started program from a network resource, windows blocks the connection as if it was FIREWALL to cut off the connection. Blocks mean program i