CPC G06F 21/602 (2013.01) | 19 Claims |
1. A method of managing a learning with errors (LWE) instance, the method performed by a computing device comprising at least one processor and a computer-readable storage medium storing one or more programs executed by the at least one processor, the method comprising:
obtaining, from one or more user devices among a plurality of user devices, one or more learning with errors (LWE) instances and one or more extended LWE instances each including a reuse tag associated with each of the one or more LWE instances;
storing the one or more extended LWE instances;
receiving, from a first device among the plurality of user devices, a request for an LWE instance produced by a second device among the plurality of user devices;
identifying, based on the reuse tag, a target extended LWE instance including the LWE instance produced by the second device among the one or more extended LWE instances; and
providing the LWE instance included in the target extended LWE instance to the first device.
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