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Attachment Control
BCC
Certificate
Certificate Authority
(CA)
DCC
DNS
ESMTP
FTP
HELO
HTTP
HTTPS
G
LOSSARY
A feature that allows you to block attachments based on their
extension or MIME type.
Blind Carbon Copy. The copy of an email is sent to a specified address
without the other recipient's knowledge.
An attachment to a message that verifies its origin.
A centralized organization that verifies and issues digital certificates.
Distributed Checksum Clearinghouse. An anti-spam technology that
uses message checksums derived from email received from all over the
Internet to determine whether messages are considered bulk mail.
Domain Name System. This system maps a numerical Internet Protocol
(IP) address to a more meaningful and easy-to-remember name. When
you need to access another device on your network, you enter the
name of the device, instead of its IP address.
Extended SMTP. A set of extensions for the SMTP (Simple Mail
Transport Protocol) for better multimedia message handling.
File Transfer Protocol. A protocol based on TCP/IP for reliable file
transfer.
The initial identifying message sent when setting up an SMTP
connection between two email servers.
Hypertext Transfer Protocol. This is a set of rules for exchanging files
(text, graphic images, sound, video, and other multimedia files) on the
World Wide Web.
A secure version of HTTP using SSL (Secure Sockets Layer) encryption.
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Troubleshooting
