3 # openssl req -out smtp.csr -new -newkey rsa:4096 -nodes -keyout smtp.key
5 mv smtp.pem smtp.pem-
`date +%Y-%m-%d-%h:%m:%S.%N`
9 openssl req
-x509 -sha256 -nodes -days 365 -newkey rsa
:4096 -keyout smtp.key
-out smtp.pem \
10 -subj "/C=US/ST=CA/L=Los Angeles/CN=$CN"
12 # tlsa --port 25 --certificate smtp.crt $CN