# Email-Based Codes: 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/email-based-codes

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| [Multi-factor authentication](https://www.gane.ai/index/it/identity/multi-factor-authentication/index.md) | 0% | 85 | 100% | 1 |

## And against it

- "Why to avoid: If an attacker compromises your email account ... gaining access to the MFA code is trivial." (Qwen 3.7 Flash, MFA)

## 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 | 1 | 1 |
| Kimi K2 | 0 | 0 | 0 | 0 | 0 |
| 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 Email-Based Codes, from 1 of the 1 answers that named it (only the models that return a source list).

### Domains cited

- canada.ca: 1
- cisa.gov: 1
- github.com: 1
- pingidentity.com: 1
- privacyguides.org: 1
- sase.checkpoint.com: 1

### Pages cited

- https://canada.ca/en/government/system/digital-government/guideline-multi-factor-authentication.html: 1
- https://cisa.gov/resources-tools/training/why-strong-password-isnt-enough-your-guide-multifactor-authentication: 1
- https://cisa.gov/sites/default/files/2023-01/fact-sheet-implementing-phishing-resistant-mfa-508c.pdf: 1
- https://cisa.gov/sites/default/files/publications/fact-sheet-implementing-phishing-resistant-mfa-508c.pdf: 1
- https://github.com/ex-antigo/OWASP--CheatSheetSeries/blob/master/cheatsheets/Multifactor_Authentication_Cheat_Sheet.md: 1
- https://pingidentity.com/en-us/docs/assets/3001-mfa-best-practices: 1
- https://privacyguides.org/en/basics/multi-factor-authentication: 1
- https://sase.checkpoint.com/blog/zero-trust/avoid-mfa-fatigue: 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.