# AI Security & Governance: the tools companies use

58 companies on usedby use at least one of the 6 tools in this category with a public customer. Cyera leads with 16 companies. Counts are of companies on usedby, not of the whole market. Latest check 2026-10-07: 58 of 58 public lines checked.

> Security, risk and governance tools for AI models and agents.

Family: [Engineering & Data](https://www.usedby.ai/tools/category/engineering-data.md)

## Ranking

Public customers count every public line, job-post signals included; ties share a rank.

| Rank | Tool | Public customers | Confirmed | Observed | Signals |
|---|---|---|---|---|---|
| 1 | [Cyera](https://www.usedby.ai/tools/cyera.md) | 16 | 8 | 8 | 0 |
| 2 | [Credo AI](https://www.usedby.ai/tools/credo-ai.md) | 15 | 5 | 10 | 0 |
| 3 | [Cyberhaven](https://www.usedby.ai/tools/cyberhaven.md) | 10 | 9 | 1 | 0 |
| 3 | [HiddenLayer](https://www.usedby.ai/tools/hiddenlayer.md) | 10 | 6 | 4 | 0 |
| 5 | [Noma Security](https://www.usedby.ai/tools/noma-security.md) | 5 | 5 | 0 | 0 |
| 6 | [Zenity](https://www.usedby.ai/tools/zenity.md) | 2 | 2 | 0 | 0 |

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Source: https://www.usedby.ai/tools/category/ai-security-governance · How we check: https://www.usedby.ai/methodology