1 Long: socks5-basic 2 Help: Enable username/password auth for SOCKS5 proxies 3 Added: 7.55.0 4 --- 5 Tells curl to use username/password authentication when connecting to a SOCKS5 6 proxy. The username/password authentication is enabled by default. Use 7 --socks5-gssapi to force GSS-API authentication to SOCKS5 proxies. 8