<html><head></head><body><div class="ydp3ebb7702yahoo-style-wrap" style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px;"><div dir="ltr" data-setdir="false">Hi James.</div><div dir="ltr" data-setdir="false">To the best of my knowledge, your options include Darwin firewall and <span>HAProxy - </span>geoip.<br></div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false"><div><div dir="ltr">>>Just wondering if there is a way to have Stunnel not accept connection from certain IPs?<br></div><div dir="ltr"><br></div><div dir="ltr">stunnel -version<br></div><div dir="ltr">stunnel 5.56 on x86_64-apple-darwin18.7.0 platform<br></div><div dir="ltr">Threading:PTHREAD Sockets:POLL,IPv6 TLS:ENGINE,FIPS,OCSP,PSK,SNI<br></div></div></div></div><div><br></div></body></html>