by Bitvise Limited Fast, robust, easy to use SSH server for Windows with secure SFTP and SCP file transfer; TCP/IP tunneling; VT100/xterm; Windows groups, domain accounts; public key, Kerberos authentication; virtual accounts; powerful settings. Free for personal use.
by Incognito Systems iGo Incognito - Secure communications using a public key infrastructure and the Advanced Encryption Standard (AES). Supports rich voice/text messages, offline and online messages, private chats, open forums, file transfer and more...