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Hacker uses $5 ESP32 to block 537,000 domains with 10ms latency

By PulseAugur Editorial · [2 sources] ·

A developer has created a low-cost ad-blocking DNS filter using a $5 ESP32 microcontroller, capable of blocking over 537,000 domains. The firmware utilizes a hashing technique to store domain data efficiently within the device's limited memory, achieving a latency of approximately 10 milliseconds for blocked lookups. While not a replacement for more comprehensive solutions like Pi-hole, this project offers a compact and affordable hardware-based ad-blocking option. AI

IMPACT This project demonstrates efficient data handling on low-power hardware, potentially inspiring more resource-conscious AI applications.

RANK_REASON The cluster describes a specific technical project and its implementation, which is a tool or a method, rather than a frontier release, significant industry move, or academic research.

Read on Mastodon — fosstodon.org →

AI-generated summary · Google Gemini · from 2 sources. How we write summaries →

Hacker uses $5 ESP32 to block 537,000 domains with 10ms latency

COVERAGE [2]

  1. Tom's Hardware TIER_1 English(EN) · Zak Killian ·

    Clever hacker fits 537,000 domains in a tiny $5 ESP32 ad-blocking dongle — firmware uses only around 50KB of RAM and can answer blocked lookups in 10 milliseconds

    This project uses a clever hashing trick to fit over half a million blocked domains into just 4MB of flash memory.

  2. Mastodon — fosstodon.org TIER_1 English(EN) · [email protected] ·

    Clever hacker fits 537,000 domains in a tiny $5 ESP32 ad-blocking dongle — firmware uses only around 50KB of RAM and can answer blocked lookups in 10 millisecon

    Clever hacker fits 537,000 domains in a tiny $5 ESP32 ad-blocking dongle — firmware uses only around 50KB of RAM and can answer blocked lookups in 10 milliseconds This project uses a clever hashing trick to fit over half a million blocked domains into just 4MB of flash memory. ht…

    LINKS tomshardware.com/…/clever-hacker-fits-537…

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