# Data loss prevention: what AI models recommend, October 2026

Gane Index, October 2026 Edition. Asked as "data loss prevention platform" and as "DLP tool", six framings each, to fourteen models with search on, on behalf of a mid-market B2B company. Page: https://www.gane.ai/index/it/security/data-loss-prevention/2026-10

This is the permanent record of the October 2026 Edition, published October 1, 2026 and superseded since. The current standing: https://www.gane.ai/index/it/security/data-loss-prevention/index.md

**Standing:** Microsoft Purview DLP leads with 47% of first choices; verdict clear leader. 53 first choices across the direct, paraphrase, budget and scale prompts.

## First-choice share

| Rank | Product | Share | Negative rate | Labels |
|---|---|---|---|---|
| 1 | [Microsoft Purview DLP](https://www.gane.ai/index/it/vendors/microsoft-purview-dlp/index.md) | 47% | 14% | 56 |
| 2 | [Safetica ONE](https://www.gane.ai/index/it/vendors/safetica-one/index.md) | 15% | 7% | 28 |
| 3 | [Forcepoint DLP](https://www.gane.ai/index/it/vendors/forcepoint-dlp/index.md) | 8% | 26% | 43 |
| 4 | [Netskope DLP](https://www.gane.ai/index/it/vendors/netskope-dlp/index.md) | 6% | 0% | 24 |
| 5 | [Nightfall AI](https://www.gane.ai/index/it/vendors/nightfall-ai/index.md) | 2% | 4% | 24 |
| 6 | [CurrentWare](https://www.gane.ai/index/it/vendors/currentware/index.md) | 2% | 0% | 14 |
| 7 | [Netwrix Endpoint Protector](https://www.gane.ai/index/it/vendors/netwrix-endpoint-protector/index.md) | 2% | 0% | 14 |
| 8 | [Proofpoint Enterprise DLP](https://www.gane.ai/index/it/vendors/proofpoint-enterprise-dlp/index.md) | 2% | 20% | 25 |
| 9 | [Strac](https://www.gane.ai/index/it/vendors/strac/index.md) | 2% | 0% | 10 |
| 18 | [Cyberhaven](https://www.gane.ai/index/it/vendors/cyberhaven/index.md) | 0% | 0% | 12 |
| 19 | [Zscaler Internet Access](https://www.gane.ai/index/it/vendors/zscaler-internet-access/index.md) | 0% | 21% | 19 |
| 21 | [Digital Guardian](https://www.gane.ai/index/it/vendors/digital-guardian/index.md) | 0% | 24% | 17 |

Rank is by share of first choices among all 84 products named; products with the same share are tied, and the order among them carries no meaning. The table lists those with at least 10 labels.

## Each model's first choice on the direct prompt

- Claude Haiku 4.5: Microsoft Purview DLP, Safetica ONE
- GPT-5.4 mini: Microsoft Purview DLP; alternatives Forcepoint DLP, Netskope DLP
- Gemini 3.5 Flash: Nightfall AI; alternatives Cyberhaven, Microsoft Purview DLP, Safetica ONE
- Perplexity Sonar: Microsoft Purview DLP, Strac; alternatives Forcepoint DLP, Nightfall AI, Varonis Data Security Platform
- Grok 4.20: Microsoft Purview DLP; alternatives CurrentWare, Forcepoint DLP, Netwrix Endpoint Protector
- Mistral Small: Netskope DLP; alternatives CurrentWare, Microsoft Purview DLP, Nightfall AI, Safetica ONE
- DeepSeek V4 Flash: Netskope DLP; alternatives Fortra DLP, Next DLP, Nightfall AI
- Llama 4 Maverick: no first choice
- Qwen 3.7 Flash: Netwrix 1Secure; alternatives Forcepoint DLP, Varonis Data Security Platform
- Kimi K2: Microsoft Purview DLP; alternatives CurrentWare, Forcepoint DLP, Netwrix Endpoint Protector, Proofpoint Enterprise DLP
- GLM 4.7 FlashX: Microsoft Purview DLP; alternatives CrowdStrike Falcon Data Protection, Forcepoint DLP, Netwrix Endpoint Protector, Nightfall AI
- MiniMax M2.5: Next DLP
- GPT-6 Luna: Microsoft Purview DLP; alternatives Google's native protections for Workspace and Google Cloud, Netskope One
- Muse Glimmer 30B: Safetica ONE; alternatives CurrentWare, Zscaler Internet Access, miniOrange DLP

## Sources the answers cite

77 of 84 answers came back with a source list, from 14 of 14 models. Sites named in the most answers:

- strac.io: 46 answers, 68 citations
- forcepoint.com: 39 answers, 82 citations
- currentware.com: 37 answers, 38 citations
- learn.g2.com: 32 answers, 32 citations
- underdefense.com: 31 answers, 33 citations
- checkpoint.com: 29 answers, 29 citations
- miniorange.com: 29 answers, 29 citations
- aimultiple.com: 28 answers, 32 citations

Pages named in the most answers:

- https://currentware.com/blog/best-data-loss-prevention-software (37 answers)
- https://learn.g2.com/best-data-loss-prevention-software (32 answers)
- https://underdefense.com/blog/dlp-solutions (31 answers)
- https://forcepoint.com/blog/insights/best-dlp-software (30 answers)
- https://miniorange.com/blog/top-data-loss-prevention-tools (29 answers)
- https://checkpoint.com/cyber-hub/threat-prevention/what-is-data-loss-prevention/top-6-data-loss-prevention (28 answers)
- https://aimultiple.com/dlp-software (25 answers)
- https://strac.io/blog/top-7-data-loss-prevention-solutions-comparison-and-dlp-evaluation-checklist (21 answers)
- https://strac.io/blog/top-data-loss-prevention-dlp-tools (19 answers)
- https://gartner.com/reviews/market/data-loss-prevention (17 answers)

## Warned against

- Symantec Data Loss Prevention: 19 of 36 labels negative. "Since Broadcom’s acquisition of Symantec, support and licensing for smaller or mid-market customers have shifted ... smaller organizations often face high renewal costs ... subpar customer support." (Gemini 3.5 Flash, negative prompt)
- Forcepoint DLP: 11 of 43 labels negative. "rarely the heavy, legacy enterprise suite (like Broadcom/Symantec or traditional Forcepoint). Those legacy tools are notorious for requiring multi-month deployments" (Gemini 3.5 Flash, direct prompt)
- Microsoft Purview DLP: 8 of 56 labels negative. "When to avoid: Non-Microsoft ecosystems or diverse file types/GenAI risks." (Grok 4.20, negative prompt)
- Trellix DLP: 7 of 15 labels negative. "Legacy, Heavy-Agent DLPs (e.g., Trellix/formerly McAfee, Broadcom/Symantec) ... these legacy giants require extreme caution ... Trellix, in particular, is widely criticized for heavy CPU and memory consumption." (Gemini 3.5 Flash, negative prompt)

## Movement since September 2026

Floor: 11 points of share, measured on the calibration repeat.
Same leader: Microsoft Purview DLP at 48%.

- CurrentWare: 18% to 2%, −16. Cleared the floor by 5 points · rank 2 → 6 of 75.
- Microsoft Purview DLP: 39% to 48%, +9. Inside the floor by 2 points · rank 1 of 75, unchanged.
- Nightfall AI: 8% to 2%, −6. Inside the floor by 5 points · rank 4 → 5 of 75.
- Forcepoint DLP: 4% to 9%, +5. Inside the floor by 6 points · rank 6 → 3 of 75.
- Cyberhaven: 4% to 0%, −4. Inside the floor by 7 points · rank 5 → 17 of 75.
- miniOrange DLP: 4% to 0%, −4. Inside the floor by 7 points · rank 7 → 19 of 75.
- Safetica ONE: 16% to 13%, −3. Inside the floor by 8 points · rank 3 → 2 of 75.
- Netskope DLP: 2% to 4%, +2. Inside the floor by 9 points · rank 8 → 4 of 75.
- Proofpoint Enterprise DLP: 0% to 2%, +2. Inside the floor by 9 points · rank 12 → 7 of 75.
- Netwrix Endpoint Protector: 0% to 2%, +2. Inside the floor by 9 points · rank 13 → 8 of 75.
- Strac: 0% to 2%, +2. Inside the floor by 9 points · rank 14 → 9 of 75.
- Zscaler Internet Access: 0% to 0%, ±0. Inside the floor by 11 points · rank 11 → 18 of 75.

## Record

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