Software

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RSA-260 Falls to 4,900 GPU-Days and a Coding Agent

Eric Lu factored the 862-bit challenge number using a GPU rewrite of CADO-NFS. We verified the factors, priced the compute, and checked the 2048-bit gap.

SoftwareSep 13

Shopify Left React Native. The CLI Is the Reusable Part.

Shopify says coding agents changed the cost of building twice. The part other teams can copy is the headless CLI underneath, and it works in React Native.

SoftwareSep 3

MCP's Stateless Rewrite Breaks Sessions and Server Push

Sessions are gone, server push is now a retry pattern called MRTR, and Roots, Sampling, Logging and DCR get at least twelve months before removal.