in cygwin i have the following errors: $ openssl req -new -x509 -days 365 -nodes -config /etc/stunnel/stunnel.conf -out stunnel.pem -keyout stunnel.pem Generating a 512 bit RSA private key ..++++++++++++ .....++++++++++++ writing new private key to 'stunnel.pem' ----- unable to find 'distinguished_name' in config problems making Certificate Request 1988:error:0E06D06C:configuration file routines:NCONF_get_string:no value:conf_lib.c:329:group=req name=distinguished_name

$ /usr/bin/stunnel.exe 2007.05.13 22:37:12 LOG4[2188:6422536]: Wrong permissions on /etc/stunnel/mail.pem 2007.05.13 22:37:12 LOG3[2188:6422536]: Error reading certificate file: /etc/stunnel/stunnel.pem 2007.05.13 22:37:12 LOG3[2188:6422536]: error stack: 140DC009 : error:140DC009:SSL routines:SSL_CTX_use_certificate_chain_file:PEM lib 2007.05.13 22:37:12 LOG3[2188:6422536]: SSL_CTX_use_certificate_chain_file: 906D06C: error:0906D06C:PEM routines:PEM_read_bio:no start line

and i ran all as Administrator

Can you please post your /etc/stunnel/stunnel.conf, and also the results of 'ls -al /etc/stunnel'. Thanks, Andrew.