CISO Tribune

Company record · security vendor

Noma Security

The current Chief Information Security Officer (CISO) of Noma Security, as tracked by CISO Tribune, is Diana Kelley, whose appointment was announced in the week of August 4, 2025.

Tracked by the Wire since August 4, 2025 · 1 recorded move · every claim links to a sourced record

Security leadership timeline

2025-08-04

Noma Security appoints Diana Kelley as Chief Information Security Officer (CISO)

What the company sells

Noma Security sells software that discovers AI agents, models and tools across an organization's environments, manages AI security posture and policy enforcement, and combines red teaming with runtime protection against attacks such as prompt injection and data exfiltration. It was founded in 2023. Noma Security is privately held and has raised venture funding, including a $100 million round in 2025.

Categories
Headquarters
Not established from our sources
Founded
2023
Ownership
Privately held
Website
noma.security

Products and services

  • AI Discovery

    Finds every AI agent, model, MCP server and tool across cloud, SaaS and developer environments.

  • AI Security Posture Management

    Defines which agents are approved, what data they can access and what actions they can take, and enforces those policies in real time.

  • AI Red Teaming

    Probes AI applications and agents with multi-turn tests for prompt injection, jailbreak, data leakage and goal drift.

  • Runtime Protection

    Monitors the full chain of an agent session, including prompts, tool calls and data access, and detects prompt injection and data exfiltration in real time.

Sources

  1. Noma SecurityUndated page, accessed September 27, 2026 · Tier A: the company, a regulator or a filing
  2. Noma Security via PR NewswirePublished July 31, 2025 · Tier A: the company, a regulator or a filing
  3. SecurityWeekPublished July 31, 2025 · Tier B: trade or business press

Recorded September 27, 2026 from the sources above. Descriptions are in our own words; we do not rank or recommend vendors, and no vendor pays to be listed or to change what we write. Disclosure: until the publisher confirms it has no business relationship with this company, treat one as possible (how the network works). Spot a factual error? Request a correction.

This record reflects moves verified and tracked by CISO Tribune; it begins in 2026 and is not a complete historical roster. Spot an error or a move we missed? Tell the desk.