Handling Emails

A method comprising:

• receiving an instruction to send an email message from an unprotected sending contact entity to a receiving alias email address relating to a protected receiving contact entity;
• identifying a database record containing the receiving alias email address in a ‘receiving alias’ field;
• extracting a protected entity delivery email address for the protected receiving contact entity from a ‘protected entity delivery address’ field of the database record;
• extracting a sending alias email address for the unprotected sending contact entity from a ‘sending alias’ field of the database record;
• populating the sending alias email address in the envelope sender field of the email message;
• populating the protected entity delivery email address in the envelope recipient field of the email message;
• and
• sending the email message with the populated envelope sender and envelope recipient fields.

A method comprising:

• receiving either a) an email message or b) an instruction to send an email message at a service provider, the email having in an envelope sender field a sender's email address relating to a protected sending contact entity and in an envelope recipient field a sending alias email address relating to an unprotected receiving contact entity;
• wherein the sending alias email address includes a domain that is controlled by the service provider such that the email message is addressed to the unprotected receiving contact entity via the service provider,
• identifying a database record containing the sending alias email address and the sender's email address;
• extracting from the database record an unprotected entity delivery email address for the unprotected receiving contact entity;
• extracting from the database record a receiving alias email address for the protected sending contact entity, the receiving alias email address identifying a domain that is controlled by the service provider;
• indicating the receiving alias email address as the email address of the sender of the email message;
• and
• providing the email message with the substituted sender email to the unprotected receiving contact entity.

A method comprising:

• receiving an instruction to send an email message at a service provider, the email having in an envelope sender field a sender's email address relating to a protected sending contact entity and in an envelope recipient field an email address relating to an unprotected receiving contact entity;
• identifying a database record containing both the email address relating to the unprotected receiving contact entity and the sender's email address;
• extracting from the database record a receiving alias email address for the protected sending contact entity, the receiving alias email address identifying a domain that is controlled by the service provider;
• indicating the receiving alias email address as the email address of the sender of the email message;
• and
• providing the email message with the substituted sender email to the unprotected receiving contact entity.

A method comprising:

• receiving an email message at a service provider, the email having in an envelope sender field a sender's email address relating to a protected sending contact entity and in an envelope recipient field a sending alias email address relating to a protected receiving contact entity, wherein the sending alias email address includes a domain that is controlled by the service provider such that the email message is addressed to the protected receiving contact entity via the service provider;
• identifying a first database record containing both the sending alias email address in a ‘sending alias’ field and the sender's email address in a ‘protected entity delivery address’ field;
• extracting from a ‘contact entity delivery address’ field of the first database record a protected entity delivery email address for the protected receiving contact entity;
• extracting from a ‘receiving alias’ field of the database record a receiving alias email address for the protected sending contact entity, the receiving alias email address identifying a domain that is controlled by the service provider;
• identifying a second database record containing both the protected entity delivery email address in the ‘receiving alias’ field and the receiving alias email address in the ‘contact entity delivery address’ field;
• extracting from the ‘protected entity delivery address’ field of the second database record a protected entity delivery email address for the protected receiving contact entity;
• substituting the recipient's email address in the envelope recipient field of the email message with the protected entity delivery email address from the second database record;
• and
• substituting the sender's email address in the envelope sender field of the email message with an alias email address from the second database record;
• and
• sending the email message with the substituted envelope sender and envelope recipient email addresses.

A method comprising:

• receiving an instruction to send an email message at a service provider, the email having in an envelope sender field a sender's email address relating to a protected sending contact entity and in an envelope recipient field a receiving alias email address relating to a protected receiving contact entity, wherein the receiving alias email address includes a domain that is controlled by the service provider such that the email message is addressed to the protected receiving contact entity via the service provider;
• identifying a first database record containing both the receiving alias email address in a ‘contact entity delivery address’ field and the sender's email address in a ‘protected entity delivery address’ field;
• extracting from a ‘receiving alias’ field of the database record a receiving alias email address for the protected sending contact entity, the receiving alias email address identifying a domain that is controlled by the service provider;
• identifying a second database record containing both the contact entity delivery email address in the ‘receiving alias’ field and the receiving alias email address in the ‘contact entity delivery address’ field;
• extracting from the ‘protected entity delivery address’ field of the second database record a protected entity delivery email address for the protected receiving contact entity;
• substituting the recipient's email address in the envelope recipient field of the email message with the protected entity delivery email address from the second database record;
• and
• substituting the sender's email address in the envelope sender field of the email message with an alias email address from the second database record;
• and
• sending the email message with the substituted envelope sender and envelope recipient email addresses.

A method comprising addressing an email to an email address comprising:

• a user name,
• a sub-domain name,
• a top level domain, and
• a second level domain,
• wherein the user name and the sub-domain name are separated by an “@” character,
• wherein the sub-domain name and the second level domain are separated by a first “.” character,
• wherein the second level domain and the top level domain are separated by a second “.” character, and
• wherein the sub-domain name identifies an authorized sender of the message.