Technology answer

Proofpoint CASB

171

companies run it, <0.01% of 54,527,857 in the index. Landing 12 Sept 2026.

Hosts: 233 live hosts run it, of 191,809,695 hosts in the index, <0.01%. A host is a website, not a company.

Companies by month

No published series

171 companies is under the publication floor of 1,000, and the fixed panel anchored at 31 Dec 2020 carries 34 of them. A monthly line drawn off that many observations would be noise at the same weight as a line off millions, so this page states the count and its date and publishes no series.

First discovered 8 Mar 2025, last discovered 10 Sept 2026.

Both denominators, and a third

Shares of the same 171each row a different wholelanding 12 Sept 2026

Denominator

Companies

Share

companies in the index

54,527,857

<0.01%

companies running anything in Cloud and Application Security

154,608

0.11%

companies running anything in Secure service edge

171

withheld

Three wholes, three shares of one count: a share travels with its whole, never alone. Against the last of them, Proofpoint CASB is rank 1 of 1 technologies in Secure service edge.

Open as a segment

171 companies; add a country, a sector or a band on the segment page. Counting is free.

/companies/tech-proofpoint-casb

Open the segment

Catalogue record

As recorded in the cataloguetaxonomy release tax-2026.10last discovered 10 Sept 2026

Proofpoint CASB is a cloud access security broker for protecting data and apps across cloud services.

Proofpoint CASB provides visibility, data loss prevention, and access controls for SaaS and cloud applications. It is made by Proofpoint and is used by enterprises to secure cloud usage and enforce policies.

Kindproduct

VendorProofpoint, proofpoint.com

PathSecurity and Identity > Cloud and Application Security > Secure service edge

Slugproofpoint-casb

Deploymentsaas

Pricingquote based, enterprise

Open sourceno

First discovered2025-03-08

Last discovered2026-09-10

Taxonomy releasetax-2026.10

One click under this answer

Subcategory answerSecure service edgeCompanies running anything in Secure service edge, 171 of 54,527,857 in the index, and the technologies ranked in it.Category answerCloud and Application SecurityThe category above this one, with its subcategories and the companies in each.CatalogueAll 8,177 technologiesRanked by the companies running them, with the publication gate named and the long tail drawn.