Ishan Kumthekar | Writing https://ishankumthekar.com/writing Writing about cryptography, mathematics, and low level programming. en-us Fri, 11 Sep 2026 00:00:00 GMT Digesting Eric Lu's RSA-260 factorization https://ishankumthekar.com/writing/digesting-rsa-260-factorization https://ishankumthekar.com/writing/digesting-rsa-260-factorization Fri, 11 Sep 2026 00:00:00 GMT My attempt at implementing the Number Theoretic Transform for 32 bit RISC-V chips https://ishankumthekar.com/writing/ntt-32-bit-risc-v https://ishankumthekar.com/writing/ntt-32-bit-risc-v Mon, 24 Aug 2026 00:00:00 GMT Understanding Anthropic's break of the HAWK PQC scheme https://ishankumthekar.com/writing/understanding-anthropics-hawk-break https://ishankumthekar.com/writing/understanding-anthropics-hawk-break Tue, 04 Aug 2026 00:00:00 GMT