En /etc/stunnel/stunnel.conf
cert = /etc/ssl/certs/stunnel.pem
key = /etc/ssl/certs/stunnel.pem
setuid = stunnel4
setgid = stunnel4
pid = /var/run/stunnel4/stunnel.pid
socket = l:TCP_NODELAY=1
socket = r:TCP_NODELAY=1
compression = rle
output = /var/log/stunnel4/stunnel.log
client = no
[https]
accept = 443
connect = 80
TIMEOUTclose = 0
# Ejecutar
cd /etc/ssl/certs
openssl req -new -x509 -nodes -days 365 -out stunnel.pem -keyout stunnel.pem
chmod 600 stunnel.pem
dd if=/dev/urandom of=temp_file count=2
openssl dhparam -rand temp_file 512 >> stunnel.pem
ln -sf stunnel.pem `openssl x509 -noout -hash < stunnel.pem`.0
rm temp_file
/etc/init.d/stunnel4 restart