How popular isTenable in search?
In August 2026, there were an estimated 64.4K branded searches for Tenable worldwide which is down 29.2% over the last 11 months. Tenable holds 31.4% estimated Share of Search among vulnerability scanning tools worldwide and is ranked 1st of 5 competitors for search popularity. These are worldwide searches for English-language branded terms.
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Which vulnerability scanning tools compete with Tenable?
Share of Search by month for Tenable, Qualys, Greenbone, Rapid7, Acunetix. The figures are in the table below the chart.
View monthly share of search table
| Month | Tenable | Qualys | Greenbone | Rapid7 | Acunetix |
|---|---|---|---|---|---|
| Oct 2025 | 32.5% | 19.6% | 26.9% | 15.7% | 5.3% |
| Nov 2025 | 33.9% | 20.7% | 23.4% | 16.4% | 5.6% |
| Dec 2025 | 32.5% | 19.7% | 26.9% | 15.6% | 5.3% |
| Jan 2026 | 32.2% | 18.8% | 25.7% | 18.1% | 5.1% |
| Feb 2026 | 31.6% | 22.4% | 23.3% | 17.8% | 5% |
| Mar 2026 | 32.3% | 22.8% | 21.9% | 18% | 5% |
| Apr 2026 | 33.5% | 23.2% | 22.7% | 15.4% | 5.2% |
| May 2026 | 36.3% | 20.9% | 21.7% | 16.5% | 4.6% |
| Jun 2026 | 31.8% | 25.8% | 20.6% | 17.1% | 4.7% |
| Jul 2026 | 31.7% | 25.1% | 21.8% | 16.7% | 4.6% |
| Aug 2026 | 31.4% | 26.2% | 20.4% | 17.2% | 4.8% |
| Sep 2026 | — | — | — | — | — |
| Rank | Brand | Share of Search | Estimated monthly branded searches | vs prior month | Share change |
|---|---|---|---|---|---|
| 1, held 1st | 31.4% | 64.4K | -5.1% | -0.3 points | |
| 2, held 2nd | 26.2% | 53.6K | -0.33% | +1 points | |
| 3, held 3rd | 20.4% | 41.8K | -10.6% | -1.4 points | |
| 4, held 4th | 17.2% | 35.2K | -1.6% | +0.5 points | |
| 5, held 5th | 4.8% | 9.9K | 0% | +0.2 points |
1.
Tenable31.4%
Held 1st. 64.4K estimated branded searches, -5.1% vs prior month. Share -0.3 points.
2.
Qualys
26.2%
Held 2nd. 53.6K estimated branded searches, -0.33% vs prior month. Share +1 points.
20.4%
Held 3rd. 41.8K estimated branded searches, -10.6% vs prior month. Share -1.4 points.
4.
Rapid717.2%
Held 4th. 35.2K estimated branded searches, -1.6% vs prior month. Share +0.5 points.
5.
Acunetix4.8%
Held 5th. 9.9K estimated branded searches, 0% vs prior month. Share +0.2 points.
Compare search popularity between Tenable and its closest rivals
How has branded search demand for Tenable changed worldwide over the last 12 months?
3 findings
- Across the 11 months ending August 2026, estimated monthly branded searches for Tenable worldwide fell from 90.9K to 64.4K.
- Across the 11 months ending August 2026, Tenable’s estimated Share of Search among vulnerability scanning tools worldwide decreased from 32.5% to 31.4%.
- Across the 11 months ending August 2026, Tenable’s estimated Share of Search among vulnerability scanning tools worldwide peaked at 36.3% in May 2026 and was lowest at 31.4% in August 2026.
How did search popularity change for vulnerability scanning tools worldwide in August 2026?
5 changes
In August 2026, Qualys gained estimated Share of Search among vulnerability scanning tools worldwide, from 25.1% to 26.2%.
In August 2026, Greenbone lost estimated Share of Search among vulnerability scanning tools worldwide, from 21.8% to 20.4%.
Tenable’s estimated Share of Search among vulnerability scanning tools worldwide has lost ground for 3 months in a row, from 36.3% to 31.4% in August 2026.
Estimated monthly branded searches for Acunetix worldwide fell 33.1% over 11 measured months, from 14.8K to 9.9K in August 2026.
Estimated monthly branded searches for Rapid7 worldwide fell 19.6% over 11 measured months, from 43.8K to 35.2K in August 2026.
Where does Tenable compete?
| Competitor set | Rank | Share of Search | Ranking |
|---|---|---|---|
| Vulnerability scanning tools | 1st of 5 | 31.4% | Shown above |
| Vulnerability management platforms | 1st of 5 | 32.6% | Show ranking |
How is Tenable measured?
Brandwave collects information about searches that people make online using Tenable’s name. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brand is growing, holding steady, or fading.
6 branded search terms
- nessus
- tenable com
- tenable nessus
- tenable vulnerability management
- tenable vulnerability scanner
- vulnerability scanner tenable
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Is Tenable your brand?
Put your own campaigns, spend and outcomes next to this demand line, so you can see which of your marketing lined up with the movements above.