false header

It is forbidden to emit e-mail or news articles with false headers.

It prohibits the use of deceptive subject lines and false headers in such messages.

Its backers took a brave stand against deceptive subject lines and false headers and then went home.

The spam contained false header information, concealing the actual sender from the recipient of the e-mail.

Com-Cen has the right to refuse email sent to or received by the Com-Cen network which includes a forged or otherwise false header.

Some e-mails sent by Soloway's company contained false header information making them appear to have been sent from MSN and Hotmail addresses.

A receiver supporting RFC 7601 is responsible to remove (or rename) any false header claiming to belong to its domain, so that downstream filters cannot get confused.

False headers are used by many viruses or spambots today, and are selected in a random or automated way, so it is possible for someone to be joe jobbed without any human intent or intervention.

The lawsuit alleges that many of the messages, which deluged Microsoft Hotmail accounts in particular, were sent via hijacked computers, using open proxies and false headers to conceal the true senders, in violation of the federal CAN-SPAM law.

The operation violated the federal CAN-SPAM Act of 2003, meant to restrict commercial spam, by using false header information to hide the origin of messages, not offering an opt-out link and failing to list a postal address, the FTC said.