Free tool that scans your server logs and events for hacking attempts to find out if you are a target of bots or individual hackers.
Automatically blocks IP addresses with hacking attempts on your windows server services (rdp, FTP, SQL-Server) using the Windows firewall.
MultiSendcon distributes email sent out from Exchange to separate SMTP smart hosts with different SMTP AUTH usernames and passwords according to the sender address.
Show the address instead of just your name in incoming emails. AddressView for Outlook works as an Outlook Add-In that shows the recipient email address in the Outlook email window above the usual From, To, CC etc. fields.