# 4 endpoint security vendors in AI answers Every vendor and figure on this page comes from the AEO Index, Q3 2026 edition. 4 endpoint security vendors ranked by AI answer share, the share of 288 endpoint security answers (12 prompts, 6 engines, 4 runs) that name each: median 47%, a spread of 39 percentage points from first to last, led by Sentrel (61%) and Vigrel (52%). Last reviewed October 2, 2026. Ranked by AI answer share: answers naming the vendor divided by the 288 answers to endpoint security prompts (12 prompts x 6 engines x 4 runs). Equal counts share a rank. | Rank | Vendor | AI answer share | | --- | --- | --- | | 1 | Sentrel | 61% (177 of 288 answers) | | 2 | Vigrel | 52% (151 of 288 answers) | | 3 | Lanvex | 42% (122 of 288 answers) | | 4 | Cordane | 22% (62 of 288 answers) | Rows removed before ranking: 0 duplicate vendor records, 22 vendors from other categories named in these answers, and 0 endpoint security vendors never named in them. ## FAQ ### Which endpoint security vendors do AI engines name most often? [#endpoint-security-top](https://www.theaeocompany.co/categories/endpoint-security#endpoint-security-top) Sentrel (61%) and Vigrel (52%) are the endpoint security vendors AI engines name most often, by share of 288 endpoint security answers naming each (4 vendors ranked, median 47%). Sentrel's 61% is 14 percentage points above the median share of 47%, less than double it. Last reviewed October 2, 2026. Source: The AEO Index, Q3 2026 edition. ### How is the endpoint security vendor ranking calculated? [#endpoint-security-ranked-by](https://www.theaeocompany.co/categories/endpoint-security#endpoint-security-ranked-by) Endpoint security vendors are ranked by AI answer share: the answers that name a vendor divided by the 288 answers to endpoint security prompts (12 prompts x 6 engines x 4 runs). Each vendor counts at most once per answer, and vendors with equal counts share a rank. Source: The AEO Index, Q3 2026 edition. ### Which endpoint security vendors are included, and which are left out? [#endpoint-security-gate](https://www.theaeocompany.co/categories/endpoint-security#endpoint-security-gate) A vendor is listed only when its record is in the endpoint security category and at least one AI answer to the endpoint security prompts names it: 4 of 4 endpoint security vendors qualify. 22 vendors from other categories named in these answers are left out. A category page is published only when at least 2 vendors qualify. Source: The AEO Index, Q3 2026 edition. ### How often do AI answers cite endpoint security vendors as sources? [#endpoint-security-citations](https://www.theaeocompany.co/categories/endpoint-security#endpoint-security-citations) 68 of 288 endpoint security AI answers (24%) cite at least one listed endpoint security vendor as a source. Lanvex is cited most often, in 43 of those answers. Last reviewed October 2, 2026. Source: The AEO Index, Q3 2026 edition. ## Other categories in Cybersecurity - Cloud security (4 vendors): https://www.theaeocompany.co/categories/cloud-security - Email security (5 vendors): https://www.theaeocompany.co/categories/email-security - Identity and access (4 vendors): https://www.theaeocompany.co/categories/identity-and-access - SOC 2 automation (5 vendors): https://www.theaeocompany.co/categories/soc-2-automation - Zero trust (5 vendors): https://www.theaeocompany.co/categories/zero-trust ## More - All categories: https://www.theaeocompany.co/categories - 27 Cybersecurity Brands Ranked by AI Answer Share (2026): https://www.theaeocompany.co/lists/cybersecurity-ai-answer-share