Auth0 Token Vault handles secure token storage, exchange, and refresh for external providers so you don't have to build it yourself.
Rolling your own OAuth token storage can be a security liability. Token Vault securely stores access and refresh tokens from federated providers and handles exchange and renewal automatically. Connected accounts, refresh exchange, and privileged worker flows included.
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Secure File Transfer for Windows with Cerberus by Redwood
Protect and share files over FTP/S, SFTP, HTTPS and SCP with the #1 rated Windows file transfer server.
Cerberus supports unlimited users and connections on a single IP, with built-in encryption, 2FA, and a browser-based web client — all deployable in under 15 minutes with a 25-day free trial.
...Regular expression in SSI.
CGI interface for scripts (Executable files; Perl,PHP, or another external interpreters)
ISAPI interface.
Virtual hosts and directories
Mail
POP3 server.
SMTP server.
FTP server
HTTP proxy server
DNS server
DHCP server
HTTP TLS VPN server