CISO Tribune

Vendor comparison · 2 companies

Noma Security vs Plerion

Noma Security sells an Agent Security & Governance Platform for enterprise security teams. Plerion calls Pleri its primary AI security agent. CISO Tribune files both under AI model and agent security. This page sets the two records side by side: what each sells, where it is based, who owns and funds it, the customers it names and its recent news, each fact numbered to its source.

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  • Noma Security
  • Plerion
Noma Security vs Plerion: Products, Customers and Funding Compared
Noma SecurityNoma Security sells an Agent Security & Governance Platform for enterprise security teams.noma.securityPlerionPlerion calls Pleri its primary AI security agent.plerion.com
What it sells
  • AI DiscoveryFinds every AI agent, model, MCP server and tool across cloud, SaaS and developer environments.
  • AI Security Posture Management[7]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[4][13]Probes AI applications and agents with multi-turn tests for prompt injection, jailbreak, data leakage and goal drift.
  • Runtime Protection[2]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.
Categories
Headquarters
Not stated on its pagesNot stated on its pages
Founded
2023[3]Not stated on its pages
Ownership and funding
Privately held[4]Not stated on its pages
Named customers
Not stated on its pagesNot stated on its pages
Recent news
  • October 26, 2026Noma Security appointed Bobby Shoker as Chief Financial Officer and Alberto Rodrigues as Chief Customer Officer.[15]
  • February 27, 2026Noma Security announced its AI security platform is available through the Extended plan in AWS Security Hub.[16]
Not stated on its pages
G2 and Gartner Peer Insights
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
Who it fits
Its coverage spans AI assets across endpoint, SaaS, and cloud environments. The pages address organisations whose employees use agents. The pages address organisations whose agents run on SaaS platforms or on cloud platforms.From its own pages, the company sells mainly to organisations with cloud environments, saying its autonomous agents investigate your cloud and map what actually needs fixing. It also lists delivery partnerships for MSPs, MSSPs, and consultancies, so service providers are a stated audience. It publishes cloud security reference articles on controls and frameworks as well.
Last verified
September 27, 2026September 27, 2026

Where they overlap

  • Noma Security and Plerion are both filed under AI model and agent security.

Where they differ, field by field

  • Noma Security's primary category is AI model and agent security; Plerion's is Cloud-native application protection (CNAPP).
  • Noma Security is also filed under AI firewalls and guardrails and AI governance. Plerion is also filed under Cloud workload protection.
  • Noma Security lists AI Discovery, AI Security Posture Management, AI Red Teaming and Runtime Protection. Plerion lists Pleri and Plerion Platform.
  • Noma Security was founded in 2023.
  • Noma Security is privately held.

What it sells: Plerion

What Plerion Platform does[2]
The Plerion Platform maps every cloud asset, identity, permission, and workload into a single graph. The Plerion Platform reads that graph the way an attacker would.

Questions about Noma Security and Plerion

What do Noma Security and Plerion sell?
Noma Security sells AI Discovery, AI Security Posture Management, AI Red Teaming and Runtime Protection. Plerion sells Pleri and Plerion Platform.
Are Noma Security and Plerion in the same category?
They share AI model and agent security. Noma Security's primary category is AI model and agent security and Plerion's is Cloud-native application protection (CNAPP).
When were Noma Security and Plerion founded?
Noma Security was founded in 2023.
Who owns Noma Security and Plerion?
Noma Security is privately held.
Who are Noma Security and Plerion sold to?
Its coverage spans AI assets across endpoint, SaaS, and cloud environments. From its own pages, the company sells mainly to organisations with cloud environments, saying its autonomous agents investigate your cloud and map what actually needs fixing.
What have Noma Security and Plerion announced recently?
October 26, 2026: Noma Security appointed Bobby Shoker as Chief Financial Officer and Alberto Rodrigues as Chief Customer Officer.

About Noma Security

Noma Security sells an Agent Security & Governance Platform for enterprise security teams. Noma Security says AI adoption is outpacing security across every enterprise.[1][5]

Noma Security finds every AI component in an organisation. Noma Security provides continuous visibility and risk assessments on agents, MCPs, skills, and models across every environment. Noma Security finds AI assets across endpoint, SaaS, and cloud environments. Noma Security shows what those AI assets can reach and which risks need attention.[1][6][7]

Noma Security discovers agents across Agentforce, Microsoft Copilot, Claude Enterprise and other SaaS platforms. Noma Security identifies risk and prevents agents from taking dangerous actions in runtime. Noma Security discovers agents across cloud platforms and surfaces their risks. Noma Security tests agents on cloud platforms for AI-specific risks. Noma Security controls the actions that agents on cloud platforms take in runtime.[8][9]

Noma Security secures the identity, access, and actions of each agent. Noma Security discovers the agents that employees are using. Noma Security defines what each of those agents is allowed to do and stops the ones that break the rules at runtime. Noma Security defines what actions each agent can take and scopes permissions by identity. Noma Security enforces policies at the moment a connection or action is attempted.[1][10][11]

Noma Security discovers, governs, and protects MCP servers. Noma Security discovers MCP servers and assesses their risks. Noma Security controls tool access for MCP servers and stops threats at runtime.

Noma Security stops dangerous agent behavior at runtime. Noma Security describes agents as able to go rogue or be manipulated. Noma uses context to detect dangerous behavior and enforce policies.[12]

Noma Security tests AI applications and agents for security, compliance, and privacy risks. Noma Security tests AI applications and agents to find weaknesses before attackers or customers do. Noma Security answers questions about AI risk with evidence. Noma Security brings together AI inventory, evaluation results, and runtime records. Noma Security shows what an organisation runs, how it tests it, and how controls are enforced.[1][2][8][9][10][13][14]

Noma Security on the record

Sources

Noma Security full record

  1. [1]Agent Security and Governance | NomaNoma Security · undated page, accessed September 27, 2026 · Tier A
  2. [2]Noma security raises 100m to drive adoption of ai agent security 302518641Noma Security via PR Newswire · prnewswire.com · published July 31, 2025 · Tier A
  3. [3]Noma security raises 100 million for ai security platformSecurityWeek · securityweek.com · published July 31, 2025 · Tier B
  4. [4]MCP Security: Discover, Govern, and Protect MCP Servers | NomaNoma Security · undated page, accessed October 28, 2026 · Tier A
  5. [5]AI Security Solutions for Secure AI, Everywhere | NomaNoma Security · undated page, accessed November 10, 2026 · Tier A
  6. [6]Shadow AI Discovery: Find Every Agent in Your Organization | NomaNoma Security · undated page, accessed November 10, 2026 · Tier A
  7. [7]AI-SPM: AI Security Posture Management | NomaNoma Security · undated page, accessed November 10, 2026 · Tier A
  8. [8]SaaS Agent Security for Copilot Studio & AgentForce | NomaNoma Security · undated page, accessed November 10, 2026 · Tier A
  9. [9]AI Application Security for Bedrock, Azure & Databricks | NomaNoma Security · undated page, accessed November 10, 2026 · Tier A
  10. [10]Agentic Identity: Know Who Your Agents Are and What They're Doing | NomaNoma Security · undated page, accessed November 10, 2026 · Tier A
  11. [11]AI Agent Access Control | NomaNoma Security · undated page, accessed November 10, 2026 · Tier A
  12. [12]AI-DR: AI Detection and Response | NomaNoma Security · undated page, accessed November 10, 2026 · Tier A
  13. [13]AI Red Teaming: Automated Adversarial Testing | NomaNoma Security · undated page, accessed November 10, 2026 · Tier A
  14. [14]AI Compliance and Reporting | NomaNoma Security · undated page, accessed November 10, 2026 · Tier A
  15. [15]Noma Security Appoints Bobby Shoker as Chief Financial Officer and Alberto Rodrigues as Chief Customer OfficerPRNewswire · published October 26, 2026 · Tier A
  16. [16]Noma AI Security Integrates with New Extended Plan for AWS Security HubPRNewswire · published February 27, 2026 · Tier A

Plerion full record

  1. [1]plerion.comPlerion · plerion.com · undated page, accessed September 27, 2026 · Tier A
  2. [2]PlerionPlerion · undated page, accessed October 27, 2026 · Tier A
  3. [3]Privacy Policy | PlerionPlerion · published June 12, 2026 · Tier A
  4. [4]Application and Interface Security Policy and Procedures | PlerionPlerion · published July 15, 2025 · Tier A
  5. [5]Application Security Baseline Requirements | PlerionPlerion · published July 15, 2025 · Tier A
  6. [6]Automated Application Security Testing | PlerionPlerion · undated page, accessed November 10, 2026 · Tier A
  7. [7]Application Security Metrics | Plerion | PlerionPlerion · undated page, accessed November 10, 2026 · Tier A
  8. [8]Application and Service Approval | PlerionPlerion · undated page, accessed November 10, 2026 · Tier A
  9. [9]Data Security and Privacy Policy and Procedures | PlerionPlerion · undated page, accessed November 10, 2026 · Tier A
  10. [10]Compliance User Responsibility | PlerionPlerion · undated page, accessed November 10, 2026 · Tier A
  11. [11]Business Continuity Planning | Plerion | PlerionPlerion · undated page, accessed November 10, 2026 · Tier A
  12. [12]Disaster Response Plan | Plerion | PlerionPlerion · undated page, accessed November 10, 2026 · Tier A
  13. [13]Cabling Security | Plerion | PlerionPlerion · undated page, accessed November 10, 2026 · Tier A
  14. [14]Capacity and Resource Planning | PlerionPlerion · undated page, accessed November 10, 2026 · Tier A

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