Recent Blog ArticlesMost RecentMost LikesRe: The beginning of the end of Remote Mailslots as part of Windows Insider Thanks for the info. But why are Named Pipes less recommended? With Sockets you have the problem that you have to choose a port number and probably create proprietary firewall exceptions. Re: The beginning of the end of Remote Mailslots as part of Windows Insider We use mailslots in our Windows software to send small amounts of data from a process running on one machine to a process on another machine. What would be the best replacement API for this?