Securities Industry Automation Corporation

Onyx Privacy, Inc.

Michael Lamberg

Joseph G Patti

Andrew F Bach

Various exemplary embodiments relate to a system for storing encrypted data and providing access to a group of users. The system may include: a record of user accounts including: a user identifier and a public encryption key; an access control list (ACL) defining an access control policy including: permissions defining access to data objects associated with the ACL and an ACL key list including copies of a an ACL key encrypted with the public keys of the users; a user-data storage medium including: encrypted user data, stored as a plurality of data objects, each object associated with an ACL and encrypted with the ACL key, and meta-data; and an access controller configured to: receive a request for a data object, and send a copy of the data object and the ACL key encrypted with the public key of the user if the user has permission to access the data object.

Data storage incorporating cryptographically enhanced data protection

A data distribution system having multicast packet replicators supplying redundant packets for distribution from redundant facilities is provided with an improvement wherein the redundant packets are provided via separate local area network interface ports and have different source addresses.

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Massapequa Park, NY, United States of America

Michael Lamberg