diff --git a/Postfix/generic b/Postfix/generic
new file mode 100644
index 00000000..82f45a1e
--- /dev/null
+++ b/Postfix/generic
@@ -0,0 +1 @@
+creylopez@imac celestino_rey@ymail.com
diff --git a/Postfix/main.cf b/Postfix/main.cf
new file mode 100644
index 00000000..898c6f1b
--- /dev/null
+++ b/Postfix/main.cf
@@ -0,0 +1,60 @@
+# See /usr/share/postfix/main.cf.dist for a commented, more complete version
+
+
+# Debian specific:  Specifying a file name will cause the first
+# line of that file to be used as the name.  The Debian default
+# is /etc/mailname.
+#myorigin = /etc/mailname
+
+smtpd_banner = $myhostname ESMTP $mail_name (Ubuntu)
+biff = no
+
+# appending .domain is the MUA's job.
+append_dot_mydomain = no
+
+# Uncomment the next line to generate "delayed mail" warnings
+#delay_warning_time = 4h
+
+readme_directory = no
+
+# See http://www.postfix.org/COMPATIBILITY_README.html -- default to 3.6 on
+# fresh installs.
+compatibility_level = 3.6
+
+
+
+# TLS parameters
+smtpd_tls_cert_file=/etc/ssl/certs/ssl-cert-snakeoil.pem
+smtpd_tls_key_file=/etc/ssl/private/ssl-cert-snakeoil.key
+smtpd_tls_security_level=may
+
+smtp_tls_CApath=/etc/ssl/certs
+smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache
+
+
+smtpd_relay_restrictions = permit_mynetworks permit_sasl_authenticated defer_unauth_destination
+myhostname = imac.home
+alias_maps = hash:/etc/aliases
+alias_database = hash:/etc/aliases
+mydestination = imac, iMac, localhost.localdomain, localhost
+relayhost = smtp.mail.yahoo.com:465
+
+smtp_sasl_mechanism_filter = plain
+smtp_sasl_auth_enable = yes
+smtp_sasl_password_maps = hash:/etc/postfix/sasl/sasl_passwd
+smtp_sasl_security_options = noanonymous
+smtp_sasl_mechanism_filter=plain
+smtp_use_tls = yes
+smtp_enforce_tls = yes
+# para yahoo mail
+smtp_tls_wrappermode = yes
+smtp_generic_maps = hash:/etc/postfix/generic
+# fin para yahoo mail
+smtp_tls_security_level = encrypt
+
+mynetworks = 127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128
+mailbox_size_limit = 0
+recipient_delimiter = +
+inet_interfaces = all
+inet_protocols = all
+#mailbox_command = procmail -a "$EXTENSION"
diff --git a/Postfix/sasl/sasl_passwd b/Postfix/sasl/sasl_passwd
new file mode 100644
index 00000000..44c62422
--- /dev/null
+++ b/Postfix/sasl/sasl_passwd
@@ -0,0 +1 @@
+smtp.mail.yahoo.com:465 celestino_rey@ymail.com:kbryvwxkockqckss