CISO Tribune

Vendor comparison · 2 companies

AIShield vs Onyx Security

AIShield provides security for AI/ML models and GenAI applications, addressing vulnerabilities like prompt injections, jailbreaks and data leaks. Onyx Security sells a secure control plane for AI agents and models. CISO Tribune files both under AI model and agent security and AI governance. 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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  • AIShield
  • Onyx Security
AIShield vs Onyx Security: Products, Customers and Funding Compared
AIShieldAIShield provides security for AI/ML models and GenAI applications, addressing vulnerabilities like prompt injections, jailbreaks and data leaks.boschaishield.comOnyx SecurityOnyx Security sells a secure control plane for AI agents and models.onyx.security
What it sells
  • AIShield AISpectraScans AI/ML models and notebooks and performs red teaming of ML and LLM systems to find vulnerabilities such as adversarial attacks, model theft, data poisoning, prompt injections and jailbreaks.
  • AIShield Guardian ML FirewallDetects and mitigates adversarial threats such as extraction, evasion and poisoning against deployed machine learning applications, integrating with tools like Splunk and Sentinel.
  • AIShield Guardian GenAI GuardrailsFilters inputs and outputs of generative AI applications and LLMs to mitigate prompt injection, jailbreaks, sensitive data exposure and bias, with PII anonymization.
  • AI Security[1][7]Onyx provides the runtime and posture layer of the Onyx Secure AI Control Plane.
  • MCP Gateway[8]The MCP Gateway governs the agent-to-tool surface.
Categories
Headquarters
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Founded
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Ownership and funding
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Named customers
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Recent news
Not stated on its pages
  • July 29, 2026Onyx Security announced a $113 million Series B funding round led by Bessemer Venture Partners.[15]
  • March 12, 2026Onyx Security officially launched operations after securing $40 million in initial funding.[14]
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
From its own pages, AIShield designs AISpectra for security and product teams, and AISpectra uncovers vulnerabilities like prompt injections and jailbreaks. AISpectra is designed for developers and security teams and integrates into their workflows. AISpectra is tailored for Security, MLOps and Data Science teams. Guardian is aimed at organisations deploying LLM-powered chatbots, algorithmic trading models or AI-driven automation systems. Guardian supports cloud, hybrid and on-premises deployments, including SaaS and Bring Your Own Cloud.From its own pages, Onyx Security sells mainly to security, governance, and AI teams that need control over AI agent adoption across the enterprise. Onyx Security describes a single platform for security, governance, and infrastructure teams. Onyx Security offers cloud, hybrid, or self-hosted options for organisations with sensitive data residency requirements. Onyx Security presents one console for AI agents and models across SaaS, cloud, endpoint, and code environments. Onyx Security names security, finance, and platform teams as the teams that share its usage, cost, and policy ledger.
Last verified
October 28, 2026October 19, 2026

Where they overlap

  • AI model and agent security is the primary category of both AIShield and Onyx Security; both are also filed under AI governance.

Where they differ, field by field

  • AIShield is also filed under AI firewalls and guardrails. Onyx Security is also filed under Workforce AI usage security and Non-human identity security.
  • AIShield lists AIShield AISpectra, AIShield Guardian ML Firewall and AIShield Guardian GenAI Guardrails. Onyx Security lists AI Security and MCP Gateway.

How they differ

CISO Tribune files AIShield under AI model and agent security, AI firewalls and guardrails, and AI governance, and files Onyx Security under AI model and agent security, AI governance, workforce AI usage security, and non-human identity security. Both companies share AI model and agent security as their primary category.

AIShield sells AISpectra, which scans AI/ML models and notebooks and red teams ML and LLM systems. It also sells Guardian ML Firewall, which addresses extraction, evasion and poisoning against deployed machine learning applications. A third product, Guardian GenAI Guardrails, filters inputs and outputs of generative AI applications and LLMs, with PII anonymization. AIShield sends attack telemetry to SIEM/SOAR tools such as Splunk and Microsoft Sentinel. AIShield is available on the AWS and Azure marketplaces.

Onyx Security sells AI Security, the runtime and posture layer of its Onyx Secure AI Control Plane. That layer inspects every prompt, tool call, and model response inline across browser AI, coding assistants, desktop AI agents, cloud workloads, and MCP servers, with five enforcement actions: alert, block, mask, steer, or ask. Onyx Security also sells MCP Gateway, which governs the agent-to-tool surface. It forwards alerts and session records to Splunk and CrowdStrike NG-SIEM. Both companies address prompt-level threats and connect to SIEM tools, but AIShield centers on model scanning, red teaming and firewalls, while Onyx Security centers on a control plane for AI agents and MCP traffic.

On funding, Onyx Security announced a $113 million Series B round led by Bessemer Venture Partners on July 29, 2026. It launched operations on March 12, 2026, after securing $40 million in initial funding.

What it sells: Onyx Security

What AI Security does[1][7]
Onyx provides the runtime and posture layer of the Onyx Secure AI Control Plane. Onyx inspects every prompt, tool call, and model response inline across browser AI, coding assistants, desktop AI agents, cloud workloads, and MCP servers. Onyx offers five enforcement actions: alert, block, mask, steer, or ask.
What MCP Gateway does[8]
The MCP Gateway governs the agent-to-tool surface. Every tool call an agent makes to an MCP server gets inspected and policy-enforced. MCP Gateway coverage spans the MCP ecosystem, including servers using dynamic client registration and popular servers like GitHub.

Questions about AIShield and Onyx Security

What do AIShield and Onyx Security sell?
AIShield sells AIShield AISpectra, AIShield Guardian ML Firewall and AIShield Guardian GenAI Guardrails. Onyx Security sells AI Security and MCP Gateway.
Are AIShield and Onyx Security in the same category?
Yes. AI model and agent security is the primary category of both on CISO Tribune.
Who are AIShield and Onyx Security sold to?
From its own pages, AIShield designs AISpectra for security and product teams, and AISpectra uncovers vulnerabilities like prompt injections and jailbreaks. From its own pages, Onyx Security sells mainly to security, governance, and AI teams that need control over AI agent adoption across the enterprise.
What have AIShield and Onyx Security announced recently?
July 29, 2026: Onyx Security announced a $113 million Series B funding round led by Bessemer Venture Partners.

About AIShield

AIShield provides security for AI/ML models and GenAI applications, addressing vulnerabilities like prompt injections, jailbreaks and data leaks. AIShield is a full-stack security product, based on technical research over four years and over 45 patents, that defends AI-based application workloads across on-prem, cloud and edge environments. AISpectra is designed to keep AI/ML models and LLM applications secure throughout development. AISpectra covers AI models and LLM applications at every stage, from development to testing and training. AIShield Guardian is designed to provide real-time security to live AI/ML and Generative AI applications.[2][3][4][6][8][10]

AIShield states that traditional security measures fail to address AI-specific risks like adversarial attacks and data leakage. AIShield states that after deployment, the lack of an AI Firewall and real-time monitoring leaves AI models and LLM applications vulnerable to threats including prompt injection and data leakages. Guardian offers protection for deployments of LLM-powered chatbots, algorithmic trading models and AI-driven automation systems.[4]

AISpectra automates model and notebook discovery and performs vulnerability assessments for AI supply chain security. AISpectra is an AI model scanner that provides discovery and vulnerability assessment for AI systems. AISpectra scans repositories to identify models, notebooks and artifacts. AISpectra protects against embedded malicious code, outdated or unsafe libraries and PIIs. AISpectra identifies issues such as hardcoded secrets, model serialization attacks and unsafe operations. AISpectra offers customizable scanning policies to align with organizational security standards. AISpectra tracks repository changes for version control. AISpectra supports third-party and proprietary models. AISpectra generates reports tied to industry benchmarks like OWASP and MITRE ATLAS.[1][2][4][6]

AISpectra performs automated red teaming for ML, uncovering vulnerabilities like adversarial attacks, model theft and data poisoning. AISpectra uses real-time simulations and detailed reports to secure AI assets throughout the ML development lifecycle. AISpectra maps AI models, pipelines and artifacts. AISpectra detects risks like model theft, evasion attacks and inference vulnerabilities. AISpectra applies automated red teaming to LLM security, uncovering vulnerabilities like prompt injections and jailbreaks. AISpectra employs static and dynamic queries, including human-crafted prompts, to uncover vulnerabilities. AISpectra uses a library of over 50,000 attack scenarios. AISpectra covers adversarial and non-adversarial scenarios, from prompt injections to data leakage. AISpectra assigns a threat posture score, categorizes vulnerabilities by severity and provides recommendations. AISpectra ties vulnerabilities to frameworks like MITRE ATLAS, OWASP and the EU AI Act.[1][2][4][7][8]

AISpectra is offered as SaaS, in the customer cloud or on-premises, with features like SSO and data retention. AISpectra works on AIShield Cloud (SaaS), on customer cloud instances or in on-premise environments. AISpectra integrates with a cloud-based UI, API and CI/CD pipelines and produces customizable reports in JSON or SARIF format. AISpectra provides dashboards that categorize attacks by severity and give actionable steps. AISpectra supports OWASP, MITRE ATLAS, the EU AI Act and NIST guidelines for regulatory standards.[4][7]

AIShield is available on the AWS and Azure marketplaces. AIShield vulnerability scanning covers attacks such as theft, poisoning, evasion and inference for computer vision, tabular classification and time-series forecasting models, with APIs and dashboards. AIShield supports 200+ attack types across 20+ types of models and data type variations. AIShield provides an SDK and APIs that integrate into ML workflows such as AWS Sagemaker and Azure ML. AIShield integrates with monitoring platforms like WhyLabs and confidential computing platforms like Fortanix. AIShield sends attack telemetry to SIEM/SOAR tools like Splunk and Microsoft Sentinel through preconfigured connectors. AIShield provides reference implementations with a python SDK.[3]

Guardian ML Firewall detects and mitigates adversarial threats like extraction, evasion and poisoning against Machine Learning applications. Guardian provides runtime security for Machine Learning (ML) applications and acts as a firewall against adversarial threats. Guardian ML Firewall generates threat-informed defenses and simulates attacks. Guardian ML Firewall monitors for threats in real time and mitigates risks automatically without interrupting workflows. Guardian ML Firewall keeps input-output data pipelines untampered by blocking malicious manipulations. Guardian ML Firewall integrates with Splunk, IBM QRadar, MS Sentinel and Amazon Security Lake for centralized monitoring and threat hunting. Guardian provides continuous security for ML deployments across cloud and edge environments.[1][2][9]

Guardian provides security for Generative AI (GenAI) applications and LLMs, mitigating risks like prompt injection attacks, jailbreaks and sensitive data exposure. Guardian safeguards AI inputs and outputs with customizable content controls, including bias detection and PII anonymization. Guardian supports 75+ configurable policies, including topic filtering and compliance with PII regulations. Guardian blocks prompt injection, detects invisible text and redacts sensitive information dynamically. Guardian blocks toxic language, competitor mentions and sensitive information. Guardian configures and enforces role-specific access controls and content guidelines. Guardian tracks API interactions, identifying and mitigating risks as they occur. Guardian operates in Audit Mode (Out-of-Band), for monitoring without affecting traffic flow to the target LLM, and in Block Mode (In-Sync), for real-time protection with traffic orchestration. Guardian covers text and image-based inputs and outputs. Guardian integrates with orchestration frameworks like CrewAI, Phidata and Microsoft Autogen for AI-driven workflows. Guardian connects with SIEM tools like Splunk, IBM QRadar and Microsoft Sentinel. Guardian supports cloud, hybrid and on-premises deployments, including SaaS and Bring Your Own Cloud (Docker, Kubernetes). Guardian receives automatic updates for SaaS deployments and monthly updates for self-hosted environments, with disaster recovery support and configurable RTO and RPO.[1][3][6][7][9][10]

AIShield on the record

Sources

AIShield full record

  1. [1]boschaishield.comAIShield · boschaishield.com · undated page, accessed October 28, 2026 · Tier A
  2. [2]AIShield | Leading Gartner-Recognized AI Security SolutionsAIShield · undated page, accessed November 10, 2026 · Tier A
  3. [3]Secure Your AI Models: AIShield AISpectra | AI Security SolutionsAIShield · undated page, accessed November 10, 2026 · Tier A
  4. [4]AISpectra – Advanced AI/ML Security with Automated Discovery, Scanning & Compliance | AI Security SolutionsAIShield · undated page, accessed November 10, 2026 · Tier A
  5. [5]AIShield Guardian – Advanced Security for Generative AI & ML Models, Real-Time Protection | AI Security SolutionsAIShield · undated page, accessed November 10, 2026 · Tier A
  6. [6]AISpectra AI Model Scanner - Secure, Scan, and Scale AI Systems | AI Security SolutionsAIShield · undated page, accessed November 10, 2026 · Tier A
  7. [7]AISpectra ML Red Teaming – Secure Your ML Systems with Advanced AI Security and Adversarial Attack Testing. | AI Security SolutionsAIShield · undated page, accessed November 10, 2026 · Tier A
  8. [8]Secure LLMs with AISpectra LLM Red Teaming - Automated LLM Threat Defense | AI Security SolutionsAIShield · undated page, accessed November 10, 2026 · Tier A
  9. [9]AIShield Guardian – ML Firewall | Real-Time Defense for ML Applications | AI Security SolutionsAIShield · undated page, accessed November 10, 2026 · Tier A
  10. [10]Secure Your Generative AI with AIShield Guardian - Advanced Guardrails & Real-Time Monitoring | AI Security SolutionsAIShield · undated page, accessed November 10, 2026 · Tier A

Onyx Security full record

  1. [1]onyx.securityOnyx Security · onyx.security · undated page, accessed October 19, 2026 · Tier A
  2. [2]The Secure AI Control Plane for the Agentic Era | OnyxOnyx Security · undated page, accessed November 10, 2026 · Tier A
  3. [3]About Onyx | The Team Behind the AI Control PlaneOnyx Security · undated page, accessed November 10, 2026 · Tier A
  4. [4]One Platform to Discover and Control Every AI Agent | OnyxOnyx Security · undated page, accessed November 10, 2026 · Tier A
  5. [5]AI Observability – Discover Every Agent & Session | OnyxOnyx Security · undated page, accessed November 10, 2026 · Tier A
  6. [6]AI Agent Security | Block Prompt Injection in Real TimeOnyx Security · undated page, accessed November 10, 2026 · Tier A
  7. [7]AI Governance Platform Built for the EU AI Act | OnyxOnyx Security · undated page, accessed November 10, 2026 · Tier A
  8. [8]AI Orchestration – Governed Routing & Control | OnyxOnyx Security · undated page, accessed November 10, 2026 · Tier A
  9. [9]AI ROI Platform – Prove Value & Control Costs | OnyxOnyx Security · undated page, accessed November 10, 2026 · Tier A
  10. [10]Secure Claude Enterprise with Onyx | Anthropic IntegrationOnyx Security · undated page, accessed November 10, 2026 · Tier A
  11. [11]Secure ChatGPT Enterprise with Onyx | OpenAI IntegrationOnyx Security · undated page, accessed November 10, 2026 · Tier A
  12. [12]Secure Amazon Bedrock Agents | Onyx IntegrationOnyx Security · undated page, accessed November 10, 2026 · Tier A
  13. [13]Copilot Studio Security – Discover, Govern & Control | OnyxOnyx Security · undated page, accessed November 10, 2026 · Tier A
  14. [14]Israeli cyber firm Onyx Security launches operations with $40 million funding round | ReutersReuters · published March 12, 2026 · Tier B
  15. [15]Onyx Security Raises $113M Series B to Control Advanced AI, Quadrupling Revenue since Stealth Launch Four Months AgoBusiness Wire · published July 29, 2026 · Tier A

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