US Patent 11632242 Low footprint hardware architecture for Kyber-KEM

A computer processing hardware architecture system for the Kyber lattice-based cryptosystem which is created with high resource reuse in the compression and decompression module, the operation unit, the binomial samplers, and the operation ordering, wherein the architecture system includes an internal controller operably configured to independently accelerate a plurality of cryptographic Kyber algorithms at all NIST-recommended post-quantum cryptography security levels and is operably coupled to a singular module operably configured to perform compression and decompression as specified in Kyber, perform arithmetic operations utilized in the plurality of cryptographic Kyber algorithms, and reuse hardware resources for all the arithmetic operations utilized in the plurality of cryptographic Kyber algorithms.