# Source Defense: how AI models rank it, October 2026

IT AI Recommendation Index, October 2026 Edition. Named in 26 judge labels across 1 categories by 11 of 14 models. Page: https://it-ai-index.com/vendors/source-defense/

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| Client-side protection | 4% | 8 | 27% | 26 |

## What the models said for it

- "Choose In-Browser Runtime Agents (Source Defense / HUMAN) if you operate a high-volume checkout or login page and want *active prevention*" (Gemini 3.5 Flash, Client-side protection)
- "I'd recommend starting with c/side (free tier) or Source Defense Essentials ($98/month)" (Kimi K2, Client-side protection)
- "I'd start with Source Defense's PCI Compliance product for a mid-sized B2B company" (GPT-6 Luna, Client-side protection)
- "Source Defense is repeatedly called out for mid-market and enterprise teams managing third-party vendor ecosystems." (Muse Glimmer 30B, Client-side protection)

## And against it

- "solutions from vendors like JScrambler, Reflectiz, Source Defense, and Human Security ... often fail to block the majority of sophisticated e-skimming attacks" (Qwen 3.7 Flash, Client-side protection)
- "Popular vendors include Human Security, SourceDefense, JScrambler, and Reflectiz. ... JS agents detect behavior after a script has already executed." (Muse Glimmer 30B, Client-side protection)
- "you do not need to pay $15,000+ per year for enterprise-grade solutions (like Akamai, Jscrambler, or Source Defense)" (Gemini 3.5 Flash, Client-side protection)
- "Claims to protect against Magecart, but independent testing shows it can be evaded by obfuscated scripts." (MiniMax M2.5, Client-side protection)

## In its own words

What Source Defense's own pages state, read 2026-10-05. Stated by the vendor, not checked by the index.

- Positioning: Client-side security & data privacy platform (https://sourcedefense.com/)
- For: Merchants, merchant acquirers, payment service providers, ecommerce platform providers (https://sourcedefense.com/)
- Free plan or trial: Free Trial (https://sourcedefense.com/)
- Certifications: PCI DSS, HIPAA, CCPA, FFIEC, GDPR, SOC 2, PCI DSS 4.0.1

## What it publishes

Every page sourcedefense.com exposes, read 2026-10-05: 574 addresses. By kind, pages and the last 90 days:

- blog: 279 pages, 18 in the last 90 days, latest 2026-09-24
- case study: 7 pages, 4 in the last 90 days, latest 2026-08-11
- webinar or virtual event: 52 pages, 5 in the last 90 days, latest 2026-08-19
- conference or event: 2 pages, 0 in the last 90 days, latest 2022-06-07
- report or ebook: 34 pages, 14 in the last 90 days, latest 2026-08-14
- comparison: 5 pages, 3 in the last 90 days, latest 2026-08-11
- glossary or explainer: 76 pages, 1 in the last 90 days, latest 2026-08-07
- podcast or video: 7 pages, 0 in the last 90 days, latest 2025-11-13
- news or press: 46 pages, 0 in the last 90 days, latest 2023-06-06
- Recent: 2026-09-24 blog: Two smart contracts reveal two ways etherhiding sustains attacks https://sourcedefense.com/resources/sd-research/two-smart-contracts-reveal-two-ways-etherhiding-sustains-attacks
- Recent: 2026-09-22 blog: 3000 site clickfix campaign built for rapid domain rotation https://sourcedefense.com/resources/sd-research/3000-site-clickfix-campaign-built-for-rapid-domain-rotation
- Recent: 2026-09-15 blog: Hipaa enforcement is increasing why third party scripts are the next big target https://sourcedefense.com/resources/hipaa-enforcement-is-increasing-why-third-party-scripts-are-the-next-big-target
- Recent: 2026-09-15 blog: Third magecart attack returns to major u s brand stores https://sourcedefense.com/resources/sd-research/third-magecart-attack-returns-to-major-u-s-brand-stores
- Recent: 2026-09-10 blog: What psps arent telling merchants about client side risk https://sourcedefense.com/resources/what-psps-arent-telling-merchants-about-client-side-risk
- Recent: 2026-09-08 blog: A holistic look at eskimming from formjacking to full funnel manipulation https://sourcedefense.com/resources/a-holistic-look-at-eskimming-from-formjacking-to-full-funnel-manipulation

## Record

- Method: https://it-ai-index.com/methodology/
- Raw judge labels and full responses: https://it-ai-index.com/data/
- License: CC BY 4.0. Cite as IT AI Recommendation Index, October 2026 Edition, it-ai-index.com.