// Hacker Noon · 24 February 2026

A 1975 Algorithm Still Beats Brute Force in Modern Keyword Search

When brute-force keyword matching becomes computationally impossible at scale, Aho-Corasick offers a linear-time solution by building a trie with failure links—enabling real-time, multi-pattern search across millions of inputs without brute-force overhead.

Hacker Noon

@hacker-noon · Rizan Bhandari

hackernoon.com

Hacker Noon@hacker-noon