B Evidence Grade B Graded accuracy verified by the review judge Safe to Cite Dated

72.1%

72.1% -- spam share of email traffic for Global email traffic (Kaspersky Lab data) (2012)

Name: Spam Share Of Email Traffic Statistics
Creator: Lighthouse Intelligence
Published: 2026-09-14

2012 · Kaspersky Lab

In 2012, the average share of spam in email traffic was 72.1%.

Described as hitting a five-year low

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Attribution: Kaspersky Lab View source

Lighthouse Research Team

Last verified: 2026-09-14 · How we verify data →

Source verified Evidence graded

Value

72.1%

Unit

Percentage

Data Vintage

2012

Entity

Global email traffic (Kaspersky Lab data)

Evidence Quality

Strong, reliable evidence

Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.

61/100 confidence

Single source - not yet corroborated

Score breakdown

Extraction

Source Trust

Citation Chain

Independence

Methodology

Freshness

Source

Kaspersky Lab Primary Tier B

http://digitalterminal.in/?page=14&option=com_news&view=list&Itemid=2&cat=1 ↗

Confidence: 53/100 Vintage: 2012 Channel: Common Crawl

Source Article

DT VIDEOS

Original Research

Kaspersky Lab · Original study ↗

Methodology

Average share of spam in email traffic for full year 2012; described as a five-year low; down 8.2 percentage points from 2011

Methodology documented

Segmentation

Industrymarketing

Cite this stat

Plain Text

Global email traffic (Kaspersky Lab data): 72.1% spam share of email traffic. Source: Kaspersky Lab (2012). Via Lighthouse Intelligence -- https://lighthousedata.io/data/kaspersky-spam-share-email-traffic-2012

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<blockquote cite="https://lighthousedata.io/data/kaspersky-spam-share-email-traffic-2012" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>72.1%</strong> -- spam share of email traffic for Global email traffic (Kaspersky Lab data)<br><small>Source: Kaspersky Lab (2012) · <a href="https://lighthousedata.io/data/kaspersky-spam-share-email-traffic-2012" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>

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