Greenbone vs Microsoft Defender Vulnerability Management:Which is more popular?
In September 2026, Greenbone had more branded searches than Microsoft Defender Vulnerability Management among vulnerability management platforms worldwide. Greenbone had about 46,900 branded searches, while Microsoft Defender Vulnerability Management had 1,300. Greenbone made up 21.8% of all vulnerability management platform searches we track, and Microsoft Defender Vulnerability Management accounted for 0.6%. When we asked ChatGPT and Google AI Overviews about vulnerability management platforms, Greenbone appeared in four of the five answers and Microsoft Defender Vulnerability Management in three. Microsoft Defender Vulnerability Management was mentioned before Greenbone in three out of four answers that named either.
Who do people search for more?
Greenbone, about 36 searches for every 1 for Microsoft Defender Vulnerability Management
Who does AI mention more?
Greenbone, mentioned in 4 of 5 answers, Microsoft Defender Vulnerability Management in 3
Who does AI recommend more?
Microsoft Defender Vulnerability Management, named ahead of Greenbone in 3 of 4 answers
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Top vulnerability management platforms in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Greenbone was mentioned in four out of five: in all three ChatGPT answers and in one of the two Google AI Overviews. Microsoft Defender Vulnerability Management was mentioned in three out of five: in all three ChatGPT answers, but not in either of the two Google AI Overviews. Microsoft Defender Vulnerability Management was listed before Greenbone in three out of four answers that named either.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
Tenable5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Qualys5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Rapid75 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers- Greenbone4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Wiz3 of 5Named in 1 of 3 ChatGPT answersNamed in 2 of 2 Google answers- Microsoft Defender Vulnerability Management3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Sysdig2 of 5Named in 0 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Detectify0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about vulnerability management platforms
5 answers
Asked ChatGPT
“Which vulnerability management platform should I use?”
Asked ChatGPT
“What are the best vulnerability management platforms?”
Asked ChatGPT
“What's the best vulnerability management platform for a small security team?”
Searched Google, AI Overview
“vulnerability management platform”
Searched Google, AI Overview
“vulnerability management tools”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in the United States on October 21, 2026.
Is Greenbone or Microsoft Defender Vulnerability Management more popular in search?
This chart shows how often people search Google for Greenbone and Microsoft Defender Vulnerability Management by name. Each line represents a brand's share of searches for all eight vulnerability management platforms we track, month by month, from English-language searches worldwide.
Share of searches by month for Greenbone, Microsoft Defender Vulnerability Management. The figures are in the table below the chart.
View monthly share of searches table
| Month | Tenable | Qualys | Greenbone | Rapid7 | Sysdig | Wiz | Detectify | Microsoft Defender Vulnerability Management |
|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 31.9% | 19.2% | 26.5% | 15.4% | 3.5% | 1.3% | 1.7% | 0.56% |
| Nov 2025 | 33.4% | 20.4% | 23.1% | 16.1% | 3.7% | 1.1% | 1.8% | 0.49% |
| Dec 2025 | 31.8% | 19.3% | 26.4% | 15.3% | 3.5% | 1.2% | 2.1% | 0.43% |
| Jan 2026 | 31.4% | 18.3% | 25.2% | 17.7% | 3.3% | 1.5% | 2% | 0.53% |
| Feb 2026 | 30.9% | 21.9% | 22.9% | 17.4% | 3.3% | 1.5% | 1.6% | 0.52% |
| Mar 2026 | 31.4% | 22.2% | 21.3% | 17.5% | 3.3% | 1.8% | 1.9% | 0.65% |
| Apr 2026 | 32.7% | 22.7% | 22.3% | 15.1% | 3.4% | 1.5% | 1.6% | 0.68% |
| May 2026 | 35% | 20.1% | 21% | 16% | 3.7% | 1.6% | 1.8% | 0.72% |
| Jun 2026 | 31% | 25.1% | 20.2% | 16.6% | 3.1% | 1.7% | 1.5% | 0.75% |
| Jul 2026 | 30.8% | 24.4% | 21.3% | 16.2% | 3.7% | 1.3% | 1.5% | 0.73% |
| Aug 2026 | 30.9% | 25.7% | 20.1% | 16.9% | 3.2% | 1.4% | 1.3% | 0.48% |
| Sep 2026 | 30.1% | 24.9% | 21.8% | 16.3% | 3.1% | 1.7% | 1.5% | 0.6% |
How has the Greenbone and Microsoft Defender Vulnerability Management comparison changed over the last 12 months?
3 findings
- Greenbone was ahead of Microsoft Defender Vulnerability Management in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Greenbone’s share of searches among vulnerability management platforms worldwide moved from 26.5% to 21.8%, and its estimated monthly branded searches moved from 75.3K to 46.9K.
- Across the 12 months ending September 2026, Microsoft Defender Vulnerability Management’s share of searches among vulnerability management platforms worldwide moved from 0.56% to 0.6%, and its estimated monthly branded searches moved from 1.6K to 1.3K.
How did search popularity change for vulnerability management platforms worldwide in September 2026?
2 changes
In September 2026, Greenbone gained share of searches among vulnerability management platforms worldwide, from 20.1% to 21.8%.
Estimated monthly branded searches for Microsoft Defender Vulnerability Management worldwide fell 18.8% over 12 measured months, from 1.6K to 1.3K in September 2026.
How are branded searches counted?
7 search terms
Brandwave collects information about searches that people make online using Greenbone’s and Microsoft Defender Vulnerability Management’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.
Greenbone
6 branded search terms
- greenbone
- greenbone openvas
- greenbone vulnerability management
- greenbone vulnerability scanner
- openvas
- vulnerability scanner greenbone
Microsoft Defender Vulnerability Management
1 branded search term
- microsoft defender vulnerability management
Other head-to-heads among vulnerability management platforms
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