Inter-network and inter-protocol video conference privacy method, apparatus, and computer program product
First Claim
Patent Images
1. A multi-protocol, videoconferencing interface device, comprising:
- at least three encryption devices, each encryption device configured to encrypt with a link-unique encryption key corresponding to one of a common encryption protocol and a link-unique encryption protocol;
a secure interface connecting the at least three encryption devices, and configured to relay video and audio traffic between the at least three encryption devices during a common videoconferencing event;
a videoconferencing data buffer connected to the secure interface and configured to buffer traffic relayed between the at least three encryption devices during the common videoconferencing event; and
a videoconferencing management data archive connected to the secure interface and configured to hold the link-unique encryption keys, wherein said multi-protocol, videoconferencing interface device is one of a gateway device and a multi-point control unit (MCU) device.
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Abstract
A system, apparatus, method, and computer program product for establishing secure videoconferences between multiple nodes communicating via two or more transport protocols in which at least one encryption protocol is used.
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Citations
78 Claims
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1. A multi-protocol, videoconferencing interface device, comprising:
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at least three encryption devices, each encryption device configured to encrypt with a link-unique encryption key corresponding to one of a common encryption protocol and a link-unique encryption protocol;
a secure interface connecting the at least three encryption devices, and configured to relay video and audio traffic between the at least three encryption devices during a common videoconferencing event;
a videoconferencing data buffer connected to the secure interface and configured to buffer traffic relayed between the at least three encryption devices during the common videoconferencing event; and
a videoconferencing management data archive connected to the secure interface and configured to hold the link-unique encryption keys, wherein said multi-protocol, videoconferencing interface device is one of a gateway device and a multi-point control unit (MCU) device. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A multi-protocol, videoconferencing interface device, comprising:
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at least four encryption devices, each encryption device configured to encrypt with a link-unique encryption key corresponding to one of a common encryption protocol and a link-unique encryption protocol;
a first and a second secure interface engine connected to each other, connecting the at least four encryption devices, and configured to relay video and audio traffic between the at least four encryption devices during a common videoconferencing event;
a first and a second videoconferencing data buffer connected to the first and second secure interface engines, respectively, and configured to buffer traffic relayed between the at least four encryption devices during the common videoconferencing event; and
a first and a second videoconferencing management data archive connected to the first and the second secure interface engines, respectively, and configured to hold respective encryption keys, wherein said multi-protocol, videoconferencing interface device is one of a gateway device and a multi-point control unit (MCU) device. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28)
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29. A multi-protocol, videoconferencing interface system, comprising:
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a first, second, and third videoconferencing node, each videoconferencing node including a node encryption device; and
a multi-protocol, videoconferencing interface device connected to the first, second, and third videoconferencing nodes, and including three interface encryption devices, each interface encryption device configured to encrypt with a link-unique encryption key corresponding to one of a common encryption protocol and a link-unique encryption protocol, the three interface encryption devices connected to a corresponding node encryption device;
a secure interface connecting the three encryption devices, and configured to relay video and audio traffic between the three encryption devices during a common videoconferencing event;
a videoconferencing data buffer connected to the secure interface and configured to buffer traffic relayed between the three encryption devices during the common videoconferencing event; and
a videoconferencing management data archive connected to the secure interface and configured to hold the link-unique encryption keys wherein said multi-protocol, videoconferencing interface device is one of a gateway device and a multi-point control unit (MCU) device. - View Dependent Claims (30, 31, 32, 33, 34, 35, 36, 37)
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38. A multi-protocol, videoconferencing interface system, comprising:
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a first, second, third, and fourth videoconferencing node, each videoconferencing node including a node encryption device; and
a multi-protocol, videoconferencing interface device connected to the first, second, third, and fourth videoconferencing nodes, and including four encryption devices, each encryption device configured to encrypt with a link-unique encryption key corresponding to one of a common encryption protocol and a link-unique encryption protocol, the four interface encryption devices connected to a corresponding node encryption device;
a first and a second secure interface engine connected to each other, connecting the four encryption devices, and configured to relay video and audio traffic between the four encryption devices during a common videoconferencing event;
a first and a second videoconferencing data buffer connected to the first and second secure interface engines, respectively, and configured to buffer traffic relayed between the four encryption devices during the common videoconferencing event; and
a first and a second videoconferencing management data archive connected to the first and the second secure interface engines, respectively, and configured to hold respective encryption keys wherein said multi-protocol, videoconferencing interface device is one of a gateway device and a multi-point control unit (MCU) device. - View Dependent Claims (39, 40, 41, 42, 43, 44, 45, 46)
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47. A method for secure, multi-protocol videoconferencing, comprising:
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receiving at an interface device a first set of encrypted video data from a first terminal over a first data communications link including a first communications protocol;
decrypting the first set of video data at the interface device; and
re-encrypting and relaying the first set of data from the interface device to a second terminal over a second communication link having a second communications protocol, the second communications protocol different from the first communications protocol, and a third terminal over a third communication link having a third communications protocol. - View Dependent Claims (48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 78)
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77. A system for secure, multi-protocol videoconferencing, comprising:
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means for receiving at an interface device a first set of encrypted video data from a first terminal over a first data communications link including a first communications protocol;
means for decrypting the first set of video data at the interface device; and
means for re-encrypting and relaying the first set of data from the interface device to a second terminal over a second communication link having a second communications protocol, the second communications protocol different from the first communications protocol, and a third terminal over a third communication link having a third communications protocol.
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Specification