Method and system for a reliable distributed category-specific do-not-contact list

A computer implemented method comprising:

• receiving, at a satellite server, a plurality of contact points from one or more of a plurality of other satellite servers, each of the contact points being encrypted with an encryption scheme, wherein registrants provide registrant contact points by registering with any of the satellite servers or registering with an intermediary server communicable with any of the satellite servers;
• updating a do-not-contact list of the satellite server with the plurality of contact points received from the other satellite servers;
• receiving, at the satellite server, a list of a plurality of contact points from a sender that have each been encrypted with the same encryption scheme as was used to encrypt the plurality of contact points received from the other satellite servers, wherein a plurality of unencrypted contact points corresponding to the plurality of encrypted contact points received from the sender are not revealed to the satellite server, and wherein the plurality of encrypted contact points are received from the sender as a result of the sender requesting the corresponding plurality of unencrypted contact points be scrubbed against the satellite server's do-not-contact list without revealing the unencrypted contact points to the satellite server;
• comparing the list of the plurality of encrypted contact points received from the sender to the satellite server's do-not-contact list;
• reporting to the sender any encrypted contact point on the list of encrypted contact points received from the sender that appear on the satellite server's do-not-contact list, and for each of those encrypted contact points, reporting to the sender a category of message that may not be sent to a contact point corresponding to that encrypted contact point.

A computer implemented method comprising:

• receiving, at a satellite server, one or more contact points of a do-not-contact list from a master server coupled with the satellite server, each of the contact points being encrypted with an encryption scheme and each being associated with one or more categories, wherein each encrypted contact point is further associated with a value for each of those associated categories which indicates whether communication is desired for that category, wherein one or more registrants register with the master server to provide one or more contact points, wherein the one or more contact points of the do-not-contact list received from the master server includes at least one of one or more categories that particular registrant contact points do not want to receive and one or more categories that particular registrant contact points want to receive, and wherein the satellite server is one of a plurality of satellite servers coupled with the master server;
• generating a do-not-contact list for the satellite server from the received encrypted contact points;
• receiving, at the satellite server, a list of one or more contact points from a sender each being encrypted with the same encryption scheme as was used to encrypt the one or more contact points received from the master server, wherein one or more unencrypted contact points corresponding to the one or more encrypted contact points received from the sender are not revealed to the satellite server;
• comparing the list of one or more encrypted contact points received from the sender to the satellite server's do-not-contact list;
• and
• reporting to the sender any encrypted contact point on the list of one or more encrypted contact points received from the sender that appears on the satellite server's do-not-contact list, and for each of those matching encrypted contact points, reporting to the sender at least a category of message that may not be sent to a contact point that corresponds with that encrypted contact point.

A computer implemented method comprising:

• receiving, at a satellite server, a plurality of contact points of a do-not-contact list from a master server coupled with the satellite server, each of the contact points being encrypted with an encryption scheme, wherein registrants register with the master server to provide registrant contact points to be on the do-not-contact list of the master server, and wherein the satellite server is one of a plurality of satellite servers coupled with the master server;
• generating a do-not-contact list for the satellite server from the received encrypted contact points, the satellite server's do-not-contact list including the plurality of encrypted contact points received from the master server;
• receiving, at the satellite server, a list of a plurality of contact points from a sender that have each been encrypted with the same encryption scheme as was used to encrypt the plurality of contact points received from the master server, wherein a plurality of unencrypted contact points corresponding to the plurality of encrypted contact points received from the sender are not revealed to the satellite server, and wherein the plurality of encrypted contact points are received from the sender as a result of the sender requesting the corresponding plurality of unencrypted contact points be scrubbed against the satellite server's do-not-contact list without revealing the unencrypted contact points to the satellite server;
• receiving, at the satellite server, a set of one or more categories of messages to be sent by the sender;
• comparing the list of the plurality of encrypted contact points received from the sender to the satellite server's do-not-contact list;
• reporting to the sender any encrypted contact point on the list of encrypted contact points received from the sender that appears on the satellite server's do-not-contact list and that does not want to receive messages of at least one category of the sender.

A computer implemented method comprising:

• receiving, at a satellite server, a plurality of contact points from one or more of a plurality of other satellite servers, each of the contact points being encrypted with an encryption scheme, wherein registrants provide registrant contact points by registering with any of the satellite servers or registering with an intermediary server communicable with any of the satellite servers, and wherein the registrants provide that the registrant contact points may be contacted for at least one or more categories of messages;
• updating a do-not-contact list of the satellite server with the plurality of contact points received from the other satellite servers;
• receiving, at the satellite server, a list of a plurality of contact points from a sender that have each been encrypted with the same encryption scheme as was used to encrypt the plurality of contact points received from the other satellite servers, wherein a plurality of unencrypted contact points corresponding to the plurality of encrypted contact points received from the sender are not revealed to the satellite server, and wherein the plurality of encrypted contact points are received from the sender as a result of the sender requesting the corresponding plurality of unencrypted contact points be scrubbed against the satellite server's do-not-contact list without revealing the unencrypted contact points to the satellite server;
• comparing the list of the plurality of encrypted contact points received from the sender to the satellite server's do-not-contact list;
• reporting to the sender any encrypted contact point on the list of encrypted contact points received from the sender that appear on the satellite server's do-not-contact list;
• and
• reporting to the sender, for each of those matching encrypted contact points, at least a category of message that may be sent to a contact point corresponding to that encrypted contact point.

A computer implemented method comprising:

• receiving, at a satellite server, a plurality of contact points from one or more of a plurality of other satellite servers, each of the contact points being encrypted with an encryption scheme, wherein registrants provide registrant contact points by registering with any of the satellite servers or registering with an intermediary server communicable with any of the satellite servers, and wherein the registrants provide that the registrant contact points may be contacted for at least one or more categories of messages;
• updating a do-not-contact list of the satellite server with the plurality of contact points received from the other satellite servers;
• receiving, at the satellite server, a list of a plurality of contact points from a sender that have each been encrypted with the same encryption scheme as was used to encrypt the plurality of contact points received from the other satellite servers, wherein a plurality of unencrypted contact points corresponding to the plurality of encrypted contact points received from the sender are not revealed to the satellite server, and wherein the plurality of encrypted contact points are received from the sender as a result of the sender requesting the corresponding plurality of unencrypted contact points be scrubbed against the satellite server's do-not-contact list without revealing the unencrypted contact points to the satellite server;
• receiving, at the satellite sever, a set of one or more categories of messages to be sent by the sender;
• comparing the list of the plurality of encrypted contact points received from the sender to the satellite server's do-not-contact list;
• and
• reporting to the sender any encrypted contact point on the list of encrypted contact points received from the sender that appear on the satellite server's do-not-contact list and that want to receive messages of at least one the sender's categories.

A computer implemented method comprising:

• receiving, at a satellite server, a plurality of contact points from one or more of a plurality of other satellite servers, each of the contact points being encrypted with an encryption scheme, wherein registrants provide registrant contact points by registering with any of the satellite servers or registering with an intermediary server communicable with any of the satellite servers;
• updating a do-not-contact list of the satellite server with the plurality of contact points received from the other satellite servers;
• receiving, at the satellite server, a list of a plurality of contact points from a sender that have each been encrypted with the same encryption scheme as was used to encrypt the plurality of contact points received from the other satellite servers, wherein a plurality of unencrypted contact points corresponding to the plurality of encrypted contact points received from the sender are not revealed to the satellite server, and wherein the plurality of encrypted contact points are received from the sender as a result of the sender requesting the corresponding plurality of unencrypted contact points be scrubbed against the satellite server's do-not-contact list without revealing the unencrypted contact points to the satellite server;
• receiving, at the satellite server, a set of one or more categories of messages to be sent by the sender;
• comparing the list of the plurality of encrypted contact points received from the sender to the satellite server's do-not-contact list;
• and
• reporting to the sender any encrypted contact point on the list of encrypted contact points received from the sender that appear on the satellite server's do-not-contact list and whose corresponding contact point does not want to receive messages of at least one of the set of categories of the sender.

A computer implemented method comprising:

• receiving, at a satellite server, one or more contact points of a do-not-contact list from a master server coupled with the satellite server, each of the contact points being encrypted with an encryption scheme and each being associated with one or more categories, wherein each encrypted contact point is further associated with a value for each of those associated categories which indicates whether communication is desired for that category, wherein one or more registrants register with the master server to provide one or more contact points, wherein the one or more contact points of the do-not-contact list includes at least one of categories that particular registrant contact points do not want to receive and categories that particular registrant contact points want to receive, and wherein the satellite server is one of a plurality of satellite servers coupled with the master server;
• generating a do-not-contact list for the satellite server from the received encrypted contact points;
• receiving, at the satellite server, a list of one or more contact points from a sender each being encrypted with the same encryption scheme as was used to encrypt the one or more contact points received from the master server, wherein one or more unencrypted contact points corresponding to the one or more encrypted contact points received from the sender are not revealed to the satellite server;
• comparing the list of one or more encrypted contact points received from the sender to the satellite server's do-not-contact list;
• and
• reporting to the sender any encrypted contact point on the list of one or more encrypted contact points received from the sender that appears on the satellite server's do- not-contact list, and for each of those matching encrypted contact points, reporting to the sender at least a category of message that may be sent to a contact point that corresponds with that encrypted contact point.

A computer implemented method comprising:

• receiving, at a satellite server, one or more contact points of a do-not-contact list from a master server coupled with the satellite server, each of the contact points being encrypted with an encryption scheme and each being associated with one or more categories, wherein each encrypted contact point is further associated with a value for each of those associated categories which indicates whether communication is desired for that category, wherein one or more registrants register with the master server to provide one or more contact points, and wherein the satellite server is one of a plurality of satellite servers coupled with the master server;
• generating a do-not-contact list for the satellite server from the received encrypted contact points;
• receiving, at the satellite server, a list of one or more contact points from a sender each being encrypted with the same encryption scheme as was used to encrypt the one or more contact points received from the master server, wherein one or more unencrypted contact points corresponding to the one or more encrypted contact points received from the sender are not revealed to the satellite server;
• receiving a set of one or more categories of messages to be sent by the sender;
• comparing the list of one or more encrypted contact points received from the sender to the satellite server's do-not-contact list;
• and
• reporting to the sender any encrypted contact point on the list of one or more encrypted contact points received from the sender that appears on the satellite server's do-not-contact list and for each matching encrypted contact point and each of the set of sender's categories of messages to be sent, reporting to the sender whether a contact point that corresponds with that encrypted contact point wants to receive messages of that category.