BreachLock vs Bridewell: what each states about AI testing
BreachLock states 1 product type and 1 service; Bridewell states 1 product type and 2 services. They share 1 service.
| Attribute | BreachLock | Bridewell |
|---|---|---|
| Company type | Security firm with AI testingev-breachlock-06 | Security firm with AI testingev-bridewell-24 |
| HQ country and citydiffers | New York, United Statesev-breachlock-07ev-breachlock-08 | Reading, United Kingdomev-bridewell-10 |
| Delivery locationsdiffers | United States, United Kingdom and Netherlandsev-breachlock-13ev-breachlock-14ev-breachlock-15ev-breachlock-16ev-breachlock-17 | United Kingdomev-bridewell-18ev-bridewell-19ev-bridewell-20 |
| AI product types stated | LLM applicationsev-breachlock-03 | LLM applicationsev-bridewell-03 |
| Testing services stateddiffers | AI security penetration testingev-breachlock-04 | AI security penetration testing and Red teaming and adversarial testingev-bridewell-04ev-bridewell-05ev-bridewell-06 |
| Engagement models stateddiffers | One-time audit or assessmentev-breachlock-05 | Not published |
| Size band | Not published | Not published |
| Foundeddiffers | Not published | 2013ev-bridewell-14ev-bridewell-15 |
| Certifications | Not published | Not published |
| Services stated by one and not the otherdiffers | None | Red teaming and adversarial testing |
| Product types stated by one and not the other | None | None |
Columns are in alphabetical order. Rows marked "differs" have different values. Evidence markers link to the source rows on each entry page. Checked 2026-11-09 and 2026-11-09.
Questions
Which AI product types do BreachLock and Bridewell both state?
Both name LLM applications on their AI testing pages.
Which testing services does only one of them state?
BreachLock alone names no extra service. Bridewell alone names red teaming and adversarial testing.
Are there alternatives to BreachLock and Bridewell?
The security firm with AI testing page lists every published entry of the same type, ordered by coverage score. The score counts stated coverage and confirmed figures; it does not say which vendor fits a project.
This page compares published statements. It does not rate either company.