# Proton Mail Bridge: how AI models rank it, November 2026

Gane Index, November 2026 Edition. Named in 1 judge label across 1 category by 1 of 14 models. Page: https://www.gane.ai/index/it/vendors/proton-mail-bridge

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| [Email security](https://www.gane.ai/index/it/security/email-security/index.md) | 0% | 68 | 100% | 1 |

## And against it

- "Academic research (2026) identified 29 attacks against email encryption gateways" (Kimi K2, Email security)

## By model

| Model | First choice | Alternative | Mention | Warning | Labels |
|---|---|---|---|---|---|
| Claude Haiku 4.5 | 0 | 0 | 0 | 0 | 0 |
| GPT-5.4 mini | 0 | 0 | 0 | 0 | 0 |
| Gemini 3.5 Flash | 0 | 0 | 0 | 0 | 0 |
| Perplexity Sonar | 0 | 0 | 0 | 0 | 0 |
| Grok 4.20 | 0 | 0 | 0 | 0 | 0 |
| Mistral Small | 0 | 0 | 0 | 0 | 0 |
| DeepSeek V4 Flash | 0 | 0 | 0 | 0 | 0 |
| Llama 4 Maverick | 0 | 0 | 0 | 0 | 0 |
| Qwen 3.7 Flash | 0 | 0 | 0 | 0 | 0 |
| Kimi K2 | 0 | 0 | 0 | 1 | 1 |
| GLM 4.7 FlashX | 0 | 0 | 0 | 0 | 0 |
| MiniMax M2.5 | 0 | 0 | 0 | 0 | 0 |
| GPT-6 Luna | 0 | 0 | 0 | 0 | 0 |
| Muse Glimmer 30B | 0 | 0 | 0 | 0 | 0 |

## Sources returned with these answers

The sites and pages cited by the answers that named Proton Mail Bridge, from 1 of the 1 answers that named it (only the models that return a source list).

### Domains cited

- advisories.checkpoint.com: 1
- assets.mimecast.com: 1
- checkpoint.com: 1
- cisa.gov: 1
- cloudsecurityalliance.org: 1
- cnbc.com: 1
- crn.com: 1
- csa.gov.sg: 1
- cyberinsider.com: 1
- cybersecurity.opentext.com: 1

### Pages cited

- https://advisories.checkpoint.com/defense/advisories/public/2023/cpai-2023-1417.html: 1
- https://assets.mimecast.com/api/public/content/cost-and-risk-of-email-attacks: 1
- https://checkpoint.com/comparison/best-email-security-companies: 1
- https://cisa.gov/news-events/alerts/2023/08/29/cisa-releases-iocs-associated-malicious-barracuda-activity: 1
- https://cloudsecurityalliance.org/blog/2024/03/19/email-security-best-practices-for-2024-and-beyond: 1
- https://cnbc.com/2023/01/15/the-most-popular-big-tech-email-programs-are-old-and-vulnerable.html: 1
- https://crn.com/news/security/2024/barracuda-says-small-number-of-esg-customers-impacted-in-new-attacks: 1
- https://csa.gov.sg/alerts-and-advisories/alerts/al-2023-072: 1

## Record

- Method: https://www.gane.ai/index/it/methodology
- License: CC BY 4.0. Cite as Gane Index, November 2026 Edition, www.gane.ai/index/it.