https://docs.goshs.de/en/usage/ip-whitelist/index.html You can restrict access for Web, WebDAV and SFTP using IP whitelisting. The whitelist is also proxy aware and will parse X-Forwarded-For and X-Real-IP header for trusted proxies. You can define whitelists in CIDR notation for IPv4 and IPv6 using the flags -ipw --ip-whitelist and -tpw --trusted-proxy-whitelist. goshs -ipw 127.0.0.1,192.168.0.1/24,217.147.137.129 -tpw 192.168.0.1/24,217.147.137.1This will accept connections from 127.0.0.1, 192.168.0.1/24, 217.147.137.129 and trust proxies 192.168.0.1/24, 217.147.137.1. Hugo en-US