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Replacing CAPTCHAs with adaptive proof-of-work in WordPress

SECRSecurity & Privacy·HNShow HN
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Breakout launch

Beat 96% of Show HN launches that day

#6 of 182 on Oct 22

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13+13IPO

points · since listing → Oct 23, 14:50 UTC

Still tracked: re-read by each daily run while under ~168h old (window closes ~Oct 29, 13:03 UTC).

comments

27h

listed Oct 22, 13:03 UTC

Traction (points) over time

01020Oct 23ListedOct 23, 14:50 UTC · 13 points · 9 comments · 26h after listing
1 reading (one per daily ingest run). Dots are recorded values; lines just connect them — nothing in between is measured.

Key statistics

Traction
13points
Comments
Rank in SECR this week
#5of 28 HN
Rank overall this week
#55of 953 HN
Sector hit rate
18.5%5/27 · 7D
Traction line
Hit10+ points
First reading
13Oct 23, 14:50 UTC
Last reading
13Oct 23, 14:50 UTC
Readings
1over 26h

Launch-day race · #6 of 182 Show HN launches on 2026-10-22

  1. #4agent-marketplace14 points
  2. #5Build a world on your phone, explore it in XR on Vision Pro and Quest13 points
  3. #6Replacing CAPTCHAs with adaptive proof-of-work in WordPress13 points
  4. #7The fastest browser for AI agents to run browser automation9 points
  5. #8Kino Transcode9 points
All launches on 2026-10-22 →

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Replacing CAPTCHAs with adaptive proof-of-work in WordPress on Launch Index
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Discussion HNHacker News·9 comments

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Others in this sector · top Show HN launches in Security & Privacy by traction, last 7 days

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Data as of Oct 23, 2026, 2:03 PM UTC. Sector comes from keyword rules on the title and tagline and can be wrong. How it works