Security on Hacker News
How Security changed in Hacker News story titles from 2007 through 2026, with annual title share, peak year, sources, and coverage limits.
Data through 2026-07-13
In 2025, Security appeared in 0.945% of Hacker News story titles. Its share rose by 0.069 percentage points from 2024. The series peaks in 2018 at 1.270%.
Annual title share
Each value is the share of all retained Hacker News story titles in that calendar year matching this topic's bounded title pattern. Different topics can overlap.
| Year | Share of story titles | Coverage |
|---|---|---|
| 2007 | 0.314% | Full year |
| 2008 | 0.609% | Full year |
| 2009 | 0.677% | Full year |
| 2010 | 0.725% | Full year |
| 2011 | 0.776% | Full year |
| 2012 | 0.791% | Full year |
| 2013 | 0.856% | Full year |
| 2014 | 1.044% | Full year |
| 2015 | 1.124% | Full year |
| 2016 | 1.131% | Full year |
| 2017 | 1.185% | Full year |
| 2018 | 1.270% | Full year |
| 2019 | 1.137% | Full year |
| 2020 | 0.985% | Full year |
| 2021 | 1.007% | Full year |
| 2022 | 0.995% | Full year |
| 2023 | 0.958% | Full year |
| 2024 | 0.876% | Full year |
| 2025 | 0.945% | Full year |
| 2026 | 1.138% | Partial live year |
Explore and verify
Open Security in the Attention Lab. Read the methodology and verification ledger. Source records come from the official Hacker News API ↗.
Annual values are each topic's share of that year's HN story titles. The live year is partial; any sampled years are labeled and remain share-normalized.