How to Creating the Certificate for secured communication(dovecot) [ Part-2/6 ]

Let us create self signed certificates for our mail server.
#mkdir /etc/mail/certs
#cd /etc/mail/certs
#openssl req -new -x509 -keyout cakey.pem -out cacert.pem -days 1865
#openssl req -nodes -new -x509 -keyout sendmail.pem -out sendmail.pem -days 1460
#chmod 600 sendmail.pem
#openssl x509 -noout -text -in sendmail.pem

PART-1 Configure complete sendmail server in rhel.

PART-2 Creating the Certificate for secured communication(dovecot).

PART-3 Fetchmail Sample file to download the mail.

PART-4 Installation of CLAMAV antivirus.

PART-5 Mailscanner quick install notes.

PART-6 Installation instruction MailWatch & SpamAssassin.

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