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This tag refers to public-key algorithms based on problems that quantum computers can't solve efficiently. Existing algorithms such as RSA, Diffie-Hellman, and ECDSA are known to be breakable using Shor's algorithm on quantum computers. Symmetric-key algorithms generally don't fall under this category.

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Understanding Unique-SVP and Kannan's Embedding

I am trying to understand the Kannan embedding technique. But I am confused about the formation of the B' and the finding of the short vector inside that basis. How does this basis matrix in the algo …
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