Blackout Lifetime Redactions Visualized to Physical Scale

AS OF SEPTEMBER 2025: Blackout's been trusted to place 7.2 B+ redactions – on 963 M+ pages in over 20.7 M docs!

The infographics below visualize the mind-blowing volumes of sensitive information Blackout has been used to secure during its lifetime.

Formula

[Total Redactions] x [Length of Step] = [Total Distance as Steps]
([Total Distance as Steps]/[Earth’s Equatorial Circumference]) = [Laps Around the Earth]
Variables
Measures

Average Adult Step (cm)

72
Earth’s Equator (cm)
4,007,501,700
Blackout Lifetime Redactions Placed
7,273,422,442
Laps Around Earth
130.6765299

Formula

[Total Docs/Pages] / [500] = [Total Reams]
[Ream Height] x [Total Reams] = [Pages Redacted Height]
[Pages Redacted Height] / [Comparison Height]
Paper 8.5 x 14″, 20-lb., 500 ct ream, 6.35 cm
Mt. Everest stands 8,848.9 m
Variables
Measure
Height of Copy Paper Ream (m)
0.0635
Pages Per Ream
500
Total Pages
963,430,262
Comparison Height (m)
8,848.9
Pages Redacted Height (m)
122,355.64

Formula

[Total Docs] / [500] = [Total Reams]
[Ream Height] x [Total Reams] = [Docs Redacted Height]
[Docs Redacted Height] / [Comparison Height]
Paper 8.5 x 14″, 20-lb., 500 ct ream, 6.35 cm
Variables
Measures
Height of Copy Paper Ream (cm)
6.35
Docs* Per Ream
500
Total Docs
20,725,463
Docs Redacted Height (m)
2,632.133801

Blackout locates sensitive information quickly and efficiently so users can de-identify it or black it out easily, quickly, and accurately. For example, some of the most common uses of Blackout outside of litigation review are workflows anonymizing Excel documents and PDFs — like those in data breach response, internal investigations, acquisitions and mergers, GDPR matters, and FOIA requests.

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