A breakdown of the 17 companies running AT&T CYBERSECURITY.
Top industries
Information technology and services9
Media and telecommunications3
Education and training2
Financial services1
Professional and business services1
Transport1
Company size
1–101 (7%)
11–504 (29%)
51–2505 (36%)
1,001–5,0001 (7%)
5,001–10,0002 (14%)
10,001+1 (7%)
Share of companies with a recorded size, by employees.
No size recorded: 3
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Frequently asked questions
About the AT&T CYBERSECURITY data on this page.
How many companies use AT&T CYBERSECURITY?
Firmable holds confirmed AT&T CYBERSECURITY detections for 17 distinct companies, 5 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use AT&T CYBERSECURITY?
Coretelligent, AT&T and Nova Southeastern University are among the most prominent in the current set.
What industries use AT&T CYBERSECURITY?
Information technology and services, media and telecommunications and education and training lead the set, across 8 industries in total.
What size companies use AT&T CYBERSECURITY?
Adoption concentrates in the 51-250 employee band, across the companies whose size is recorded.
Where are AT&T CYBERSECURITY users based?
The United States, Canada, Australia and Malaysia account for most detections, across 13 countries.
How current is this data?
5 companies were confirmed in the last 90 days. Last detection 11 September 2026.
