Cisco Duo VS RADIUS
As of 30 October 2026, RADIUS is named by 281 companies and Cisco Duo by 108; Cisco Duo skews to companies under 200 people (41% vs 32%), RADIUS to companies over 1,000 (43% vs 27%).
As of 30 October 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.
The website-and-DNS footprint is not comparable between a marketing suite and a CRM: Cisco Duo's script and mail records show on hundreds of thousands of small sites, RADIUS rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- Cisco Duo: 2–200 employees
- 41%
- RADIUS: 2–200 employees
- 32%
- Cisco Duo: 1,000+ employees
- 27%
- RADIUS: 1,000+ employees
- 43%
- Postings per company, 90 days
- 2.4 · 2.8
- Website or DNS footprint
- 0 · 0
Who chooses which
Share of each tool's companies in every segment. "Leans" marks a gap of more than two points.
| Segment | Cisco Duo | share | RADIUS | share | Leans |
|---|---|---|---|---|---|
| 2-10 employees | 8 | 7% | 12 | 4% | Cisco Duo |
| 11-50 employees | 16 | 15% | 32 | 11% | Cisco Duo |
| 51-200 employees | 20 | 19% | 45 | 16% | Cisco Duo |
| 201-500 employees | 21 | 19% | 41 | 15% | Cisco Duo |
| 501-1000 employees | 14 | 13% | 27 | 10% | Cisco Duo |
| 1001-5000 employees | 18 | 17% | 49 | 17% | even |
| 5001-10000 employees | 6 | 6% | 20 | 7% | even |
| 10,001+ employees | 5 | 5% | 51 | 18% | RADIUS |
| Self-employed | – | – | 4 | 1% | outside top 12 |
| Segment | Cisco Duo | share | RADIUS | share | Leans |
|---|---|---|---|---|---|
| Technology & software | 35 | 32% | 102 | 36% | RADIUS |
| Business & finance services | 33 | 31% | 42 | 15% | Cisco Duo |
| Manufacturing & industry | 9 | 8% | 55 | 20% | RADIUS |
| Consumer services & leisure | 7 | 6% | 9 | 3% | Cisco Duo |
| Public, community & associations | 6 | 6% | 8 | 3% | Cisco Duo |
| Utilities & infrastructure | 5 | 5% | 32 | 11% | RADIUS |
| Health care | 4 | 4% | 5 | 2% | even |
| Property & construction | 3 | 3% | 3 | 1% | even |
| Media & content | 2 | 2% | 7 | 2% | even |
| Transport, logistics & rental | 2 | 2% | 8 | 3% | even |
| Commerce & trade | 1 | 1% | 5 | 2% | even |
| Hospitality & travel | 1 | 1% | 3 | 1% | even |
| Segment | Cisco Duo | share | RADIUS | share | Leans |
|---|---|---|---|---|---|
| United States | 68 | 63% | 175 | 62% | even |
| Germany | 16 | 15% | 27 | 10% | Cisco Duo |
| Canada | 9 | 8% | 9 | 3% | Cisco Duo |
| United Kingdom | 4 | 4% | 13 | 5% | even |
| Australia | 2 | 2% | 3 | 1% | even |
| Netherlands | 2 | 2% | 5 | 2% | even |
| India | 1 | 1% | 7 | 2% | even |
| PH | 1 | 1% | – | – | outside top 12 |
| Sweden | 1 | 1% | – | – | outside top 12 |
| France | – | – | 10 | 4% | outside top 12 |
| Poland | – | – | 6 | 2% | outside top 12 |
| Brazil | – | – | 3 | 1% | outside top 12 |
| Portugal | – | – | 3 | 1% | outside top 12 |
| Belgium | – | – | 2 | 1% | outside top 12 |
| Segment | Cisco Duo | share | RADIUS | share | Leans |
|---|---|---|---|---|---|
| IT operations & business systems | 164 | 46% | 548 | 50% | RADIUS |
| Software engineering | 41 | 11% | 85 | 8% | Cisco Duo |
| Engineering (non-software) | 23 | 6% | 98 | 9% | RADIUS |
| Finance & accounting | 21 | 6% | 17 | 2% | Cisco Duo |
| Sales | 21 | 6% | 63 | 6% | even |
| Unclassified | 9 | 3% | – | – | outside top 12 |
| Customer service & success | 8 | 2% | 70 | 6% | RADIUS |
| Skilled trades and field service | 6 | 2% | – | – | outside top 12 |
| Healthcare clinical | 5 | 1% | – | – | outside top 12 |
| Product, program & project management | 5 | 1% | 18 | 2% | even |
| Data & AI | 3 | 1% | – | – | outside top 12 |
| Agriculture and environment | 1 | 0% | – | – | outside top 12 |
| Manufacturing and production | – | – | 30 | 3% | outside top 12 |
| General management & consulting | – | – | 11 | 1% | outside top 12 |
| Construction and civil | – | – | 10 | 1% | outside top 12 |
| Logistics warehouse and transport | – | – | 7 | 1% | outside top 12 |
| Marketing & communications | – | – | 6 | 1% | outside top 12 |
The companies behind each column
Companies using Cisco Duo →
Companies using RADIUS →
Identity ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
RADIUS is named by 281 companies in job postings and Cisco Duo by 108; 10 name both. (Breaknorm, 30 October 2026, https://breaknorm.co/compare/cisco-duo-vs-radius)
Read from the source, not self-reported
Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →
- Job postingsRead hourly from career sites. A tool counts when the employer's own text names it as the team's system; both tools can count for one company.
- Website and DNSScripts and embeds on the company's pages, plus SPF, DKIM, MX and CNAME records of its domain that point at the vendor.
- SegmentsCountry, size and industry from the company profile built from its website.
- Not a reviewNo ratings, prices or feature claims. For those, read the vendors.
Cisco Duo vs RADIUS: questions
Which is more used, Cisco Duo or RADIUS?
By companies naming it in their own job postings, RADIUS (281) over Cisco Duo (108). By website-and-DNS footprint, RADIUS (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses Cisco Duo?
41% of Cisco Duo companies have 2 to 200 employees, against 32% for RADIUS. 27% of Cisco Duo companies have over 1,000 employees, against 43% for RADIUS.
Do companies run both?
10 companies name both in their postings, usually Cisco Duo in marketing and RADIUS in sales, or during a migration.
Where do these numbers come from?
From the employer's own text in job postings read hourly from career sites, and from scripts found on company websites in our crawl. No vendor data, no surveys.
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