> ## Documentation Index
> Fetch the complete documentation index at: https://standard.aiuc-1.com/llms.txt
> Use this file to discover all available pages before exploring further.

# B004: Prevent AI endpoint scraping

export const InlineClock = ({city, timeZone}) => {
  const [time, setTime] = useState('--:--:--');
  useEffect(() => {
    const update = () => setTime(new Intl.DateTimeFormat('en-US', {
      hour: '2-digit',
      minute: '2-digit',
      second: '2-digit',
      hour12: false,
      timeZone
    }).format(new Date()));
    update();
    const id = setInterval(update, 1000);
    return () => clearInterval(id);
  }, [timeZone]);
  return <div className="aiuc-footer-clock">
      <span className="aiuc-footer-clock-city">{city}</span>
      <span className="aiuc-footer-clock-time">{time}</span>
    </div>;
};

Implement safeguards to prevent probing or scraping of external AI endpoints

<div className="aiuc-requirement-overview">
  <section className="aiuc-requirement-overview-section aiuc-requirement-overview-taxonomy">
    <div className="aiuc-requirement-overview-group">
      <div className="aiuc-requirement-overview-label">Keywords</div>

      <div className="aiuc-requirement-overview-pill-list">
        <span className="aiuc-requirement-overview-pill">Scraping</span>
        <span className="aiuc-requirement-overview-pill">Probing</span>
        <span className="aiuc-requirement-overview-pill">Rate Limiting</span>
        <span className="aiuc-requirement-overview-pill">Query Quotas</span>
        <span className="aiuc-requirement-overview-pill">Zero Trust</span>
      </div>
    </div>
  </section>

  <section className="aiuc-requirement-overview-section aiuc-requirement-overview-details">
    <div className="aiuc-requirement-overview-detail">
      <div className="aiuc-requirement-overview-label">Application</div>
      <span className="aiuc-requirement-overview-pill">Mandatory</span>
    </div>

    <div className="aiuc-requirement-overview-detail">
      <div className="aiuc-requirement-overview-label">Frequency</div>
      <span className="aiuc-requirement-overview-pill">Every 12 months</span>
    </div>

    <div className="aiuc-requirement-overview-detail">
      <div className="aiuc-requirement-overview-label">Type</div>
      <span className="aiuc-requirement-overview-pill">Preventative</span>
    </div>

    <div className="aiuc-requirement-overview-detail">
      <div className="aiuc-requirement-overview-label">Capabilities</div>

      <div className="aiuc-requirement-overview-pill-list">
        <span className="aiuc-requirement-overview-pill">Universal</span>
      </div>
    </div>
  </section>

  <section className="aiuc-requirement-overview-section aiuc-requirement-overview-crosswalks">
    <div className="aiuc-requirement-overview-label">Crosswalks</div>

    <div className="aiuc-requirement-crosswalk-grid">
      <div className="aiuc-requirement-crosswalk-group">
        <div className="aiuc-requirement-crosswalk-heading">
          <span className="aiuc-requirement-crosswalk-title">MITRE ATLAS</span> <span className="aiuc-help-marker aiuc-crosswalk-help-marker" data-tooltip="Knowledge base of adversarial tactics, techniques and mitigation strategies for machine learning systems, similar to MITRE ATT&CK for cybersecurity" tabIndex="0">?</span>
        </div>

        <div className="aiuc-requirement-crosswalk-rule" aria-hidden="true" />

        <div className="aiuc-requirement-crosswalk-items">
          <a href="/crosswalks/mitre-atlas" title="Use techniques to make AI models robust to adversarial inputs such as adversarial training or network distillation.">AML-M0003: Model Hardening</a>
          <a href="/crosswalks/mitre-atlas" title="Limit the total number and rate of queries a user can perform.">AML-M0004: Restrict Number of AI Model Queries</a>
        </div>
      </div>

      <div className="aiuc-requirement-crosswalk-group">
        <div className="aiuc-requirement-crosswalk-heading">
          <span className="aiuc-requirement-crosswalk-title">EU AI Act</span> <span className="aiuc-help-marker aiuc-crosswalk-help-marker" data-tooltip="EU regulation classifies AI systems by risk levels (minimal, limited, high, unacceptable) with corresponding compliance obligations" tabIndex="0">?</span>
        </div>

        <div className="aiuc-requirement-crosswalk-rule" aria-hidden="true" />

        <div className="aiuc-requirement-crosswalk-items">
          <a href="/crosswalks/eu-ai-act" title="The EU AI Act states that high-risk AI systems must be designed to be accurate, robust, and secure. They should perform consistently throughout their lifecycle…">Article 15: Accuracy Robustness and Cybersecurity</a>
        </div>
      </div>

      <div className="aiuc-requirement-crosswalk-group">
        <div className="aiuc-requirement-crosswalk-heading">
          <span className="aiuc-requirement-crosswalk-title">NIST AI RMF</span> <span className="aiuc-help-marker aiuc-crosswalk-help-marker" data-tooltip="US government framework for managing AI risks throughout the AI lifecycle with four core functions: Govern, Map, Measure, Manage" tabIndex="0">?</span>
        </div>

        <div className="aiuc-requirement-crosswalk-rule" aria-hidden="true" />

        <div className="aiuc-requirement-crosswalk-items">
          <a href="/crosswalks/nist-ai-rmf" title="AI system security and resilience – as identified in the MAP function – are evaluated and documented.">MEASURE 2.7: Security and resilience</a>
        </div>
      </div>

      <div className="aiuc-requirement-crosswalk-group">
        <div className="aiuc-requirement-crosswalk-heading">
          <span className="aiuc-requirement-crosswalk-title">OWASP Top 10</span> <span className="aiuc-help-marker aiuc-crosswalk-help-marker" data-tooltip="Curated list of the most critical security threats to LLM and generative AI systems" tabIndex="0">?</span>
        </div>

        <div className="aiuc-requirement-crosswalk-rule" aria-hidden="true" />

        <div className="aiuc-requirement-crosswalk-items">
          <a href="/crosswalks/owasp-top-10" title="Sensitive info in LLMs includes PII, financial, health, business, security, and legal data. Proprietary models face risks with unique training methods and sour…">LLM02:25 - Sensitive Information Disclosure</a>
          <a href="/crosswalks/owasp-top-10" title="Improper Output Handling involves inadequate validation of LLM outputs before downstream use. Exploits include XSS, CSRF, SSRF, privilege escalation, or remote…">LLM05:25 - Improper Output Handling</a>
          <a href="/crosswalks/owasp-top-10" title="Vectors and embeddings vulnerabilities in RAG with LLMs allow exploits via weak generation, storage, or retrieval. These can inject harmful content, manipulate…">LLM08:25 - Vector and Embedding Weaknesses</a>
          <a href="/crosswalks/owasp-top-10" title="Unbounded Consumption occurs when LLMs generate outputs from inputs, relying on inference to apply learned patterns and knowledge for relevant responses or pre…">LLM10:25 - Unbounded Consumption</a>
        </div>
      </div>

      <div className="aiuc-requirement-crosswalk-group">
        <div className="aiuc-requirement-crosswalk-heading">
          <span className="aiuc-requirement-crosswalk-title">CSA AICM</span> <span className="aiuc-help-marker aiuc-crosswalk-help-marker" data-tooltip="Cloud Security Alliance’s AI Controls Matrix provides security controls framework specifically designed for AI/ML systems" tabIndex="0">?</span>
        </div>

        <div className="aiuc-requirement-crosswalk-rule" aria-hidden="true" />

        <div className="aiuc-requirement-crosswalk-items">
          <a href="/crosswalks/csa-aicm" title="Define and implement processes, procedures, and technical measures to secure APIs. Review and update for any improvements at least annually or after significan…">AIS-10: API Security</a>
          <a href="/crosswalks/csa-aicm" title="Establish, document, approve, communicate, apply, evaluate and maintain policies and procedures for all endpoints. Review and update the policies and procedure…">UEM-01: Endpoint Devices Policy and Procedures</a>
          <a href="/crosswalks/csa-aicm" title="Define, implement and evaluate processes, procedures and technical measures to enforce policies and controls for all endpoints permitted to acces ssystems and/…">UEM-05: Endpoint Management</a>
          <a href="/crosswalks/csa-aicm" title="Configure managed endpoints with anti-malware detection and prevention technology and services.">UEM-09: Anti-Malware Detection and Prevention</a>
          <a href="/crosswalks/csa-aicm" title="Configure managed endpoints with properly configured software firewalls.">UEM-10: Software Firewall</a>
          <a href="/crosswalks/csa-aicm" title="Configure managed endpoints with Data Loss Prevention (DLP) technologiesand rules in accordance with a risk assessment.">UEM-11: Data Loss Prevention</a>
          <a href="/crosswalks/csa-aicm" title="Define, implement and evaluate processes, procedures and technicaland/or contractual measures to maintain proper security of third-party endpointswith access t…">UEM-14: Third-Party Endpoint Security Posture</a>
          <a href="/crosswalks/csa-aicm" title="Define, implement and evaluate processes, procedures and technicalmeasures for the periodic performance of penetration testing by independentthird parties.">TVM-06: Penetration Testing</a>
        </div>
      </div>

      <div className="aiuc-requirement-crosswalk-group">
        <div className="aiuc-requirement-crosswalk-heading">
          <span className="aiuc-requirement-crosswalk-title">OWASP AIVSS</span> <span className="aiuc-help-marker aiuc-crosswalk-help-marker" data-tooltip="OWASP AI Vulnerability Scoring System enables organizations to quantify how agentic capabilities amplify security risks" tabIndex="0">?</span>
        </div>

        <div className="aiuc-requirement-crosswalk-rule" aria-hidden="true" />

        <div className="aiuc-requirement-crosswalk-items">
          <a href="/crosswalks/owasp-aivss" title="Compromised tool selection, insecure invocation, or lack of oversight">Agentic AI Tool Misuse</a>
        </div>
      </div>

      <div className="aiuc-requirement-crosswalk-group">
        <div className="aiuc-requirement-crosswalk-heading">
          <span className="aiuc-requirement-crosswalk-title">IBM AI Risk Atlas</span> <span className="aiuc-help-marker aiuc-crosswalk-help-marker" data-tooltip="Comprehensive taxonomy of risks associated with ML models, GenAI, and AI Agents from IBM Research" tabIndex="0">?</span>
        </div>

        <div className="aiuc-requirement-crosswalk-rule" aria-hidden="true" />

        <div className="aiuc-requirement-crosswalk-items">
          <a href="/crosswalks/ibm-ai-risk-atlas" title="An extraction attack attempts to copy or steal an AI model by appropriately sampling the input space and observing outputs to build a surrogate model that beha…">IBM 42: Inference - Extraction attack</a>
          <a href="/crosswalks/ibm-ai-risk-atlas" title="A prompt leak attack attempts to extract a model's system prompt (also known as the system message).">IBM 47: Inference - Prompt leaking</a>
          <a href="/crosswalks/ibm-ai-risk-atlas" title="An attribute inference attack repeatedly queries a model to detect whether certain sensitive features can be inferred about individuals who participated in tra…">IBM 56: Inference - Attribute inference attack</a>
          <a href="/crosswalks/ibm-ai-risk-atlas" title="A membership inference attack repeatedly queries a model to determine if a given input was part of the model's training. More specifically, given a trained mod…">IBM 57: Inference - Membership inference attack</a>
        </div>
      </div>

      <div className="aiuc-requirement-crosswalk-group">
        <div className="aiuc-requirement-crosswalk-heading">
          <span className="aiuc-requirement-crosswalk-title">Cisco AI Security Framework</span> <span className="aiuc-help-marker aiuc-crosswalk-help-marker" data-tooltip="Comprehensive AI threat landscape taxonomy identifying 19 attacker objectives with 150+ subtechniques from Cisco" tabIndex="0">?</span>
        </div>

        <div className="aiuc-requirement-crosswalk-rule" aria-hidden="true" />

        <div className="aiuc-requirement-crosswalk-items">
          <a href="/crosswalks/cisco-ai-security-safety-framework" title="Actors deliberately insert, alter, or create malicious content across various modalities (such as text, image, audio, video, or sensor streams) to influence, c…">AITech-1.4: Multi-Modal Injection and Manipulation</a>
          <a href="/crosswalks/cisco-ai-security-safety-framework" title="Actors intentionally or unintentionally cause sensitive information to be exposed through model outputs, API responses, or system behaviors. This includes leak…">AITech-8.2: Data Exfiltration / Exposure</a>
          <a href="/crosswalks/cisco-ai-security-safety-framework" title="Actors attempt to reconstruct or replicate a model partially or entirely by interacting with it through its APIs, inference endpoints, or other access points,…">AITech-10.1: Model Extraction</a>
          <a href="/crosswalks/cisco-ai-security-safety-framework" title="Actors reconstructs private training data, sensitive features, or confidential information from a trained model by exploiting the model's learned representatio…">AITech-10.2: Model Inversion</a>
          <a href="/crosswalks/cisco-ai-security-safety-framework" title="Actors exploit insufficient sanitization, validation, filtering, or security controls applied to content generated by models or agents before it is passed to d…">AITech-12.2: Insecure Output Handling</a>
          <a href="/crosswalks/cisco-ai-security-safety-framework" title="Actors prevent authorized users from accessing or using AI models, agents, or their services through resource exhaustion, system degradation, or complete servi…">AITech-13.1: Disruption of Availability</a>
          <a href="/crosswalks/cisco-ai-security-safety-framework" title="Actors leverage computational or memory attacks that exploit AI systems to generate excessive costs for the service provider or owner through resource abuse, u…">AITech-13.2: Cost Harvesting / Repurposing</a>
        </div>
      </div>
    </div>
  </section>
</div>

<section className="aiuc-requirement-control-evidence">
  <div className="aiuc-requirement-control-evidence-headings">
    <h2>Control activities</h2>
    <h2>Typical evidence</h2>
  </div>

  <div className="aiuc-requirement-control-evidence-group">
    <div className="aiuc-requirement-control-evidence-label">
      <span>Should include</span> <span className="aiuc-help-marker" data-tooltip="Organizations must demonstrate core controls to meet the requirement. Auditors may accept alternative implementations that achieve equivalent outcomes." tabIndex="0">?</span>
    </div>

    <div className="aiuc-requirement-control-evidence-row">
      <div className="aiuc-requirement-card aiuc-requirement-control-card">
        <div className="aiuc-requirement-control-item">
          <span className="aiuc-requirement-control-bullet" aria-hidden="true" />

          <p><strong>Implementing systems distinguishing between high-volume legitimate usage and adversarial behavior.</strong> For example, using behavioral analytics and user profiling to calibrate detection thresholds and prevent false positives against trusted users.</p>
        </div>
      </div>

      <div className="aiuc-requirement-card aiuc-requirement-evidence-card">
        <div className="aiuc-requirement-evidence-title">B004.1 Config: Anomalous usage detection</div>
        <p>Anomaly detection system or configuration file - may include behavioral analytics dashboard (Datadog, Elastic, Splunk) with user scoring rules, rate limiting configuration with tier-based thresholds (config.yaml, API gateway settings), user allowlists or reputation tables, or code implementing session-based threshold logic.</p>

        <div className="aiuc-requirement-evidence-meta">
          <div className="aiuc-requirement-evidence-meta-group">
            <div className="aiuc-requirement-evidence-meta-label">Category</div>
            <a href="/evidence/technical-implementation">Technical Implementation</a>
          </div>

          <div className="aiuc-requirement-evidence-meta-group">
            <div className="aiuc-requirement-evidence-meta-label">Typical location</div>

            <div className="aiuc-requirement-evidence-pill-list">
              <span className="aiuc-requirement-evidence-pill">Engineering Tooling</span>
              <span className="aiuc-requirement-evidence-pill">Engineering Code</span>
            </div>
          </div>

          <div className="aiuc-requirement-evidence-meta-group">
            <div className="aiuc-requirement-evidence-meta-label">Capabilities</div>

            <div className="aiuc-requirement-evidence-pill-list">
              <span className="aiuc-requirement-evidence-pill">Universal</span>
            </div>
          </div>
        </div>
      </div>
    </div>

    <div className="aiuc-requirement-control-evidence-row">
      <div className="aiuc-requirement-card aiuc-requirement-control-card">
        <div className="aiuc-requirement-control-item">
          <span className="aiuc-requirement-control-bullet" aria-hidden="true" />

          <p><strong>Implementing rate limiting and query restrictions.</strong> For example, establishing per-user quotas to prevent model extraction, blocking excessive query patterns, implementing progressive restrictions for suspicious behavior, or using economic disincentives for high-volume usage.</p>
        </div>
      </div>

      <div className="aiuc-requirement-card aiuc-requirement-evidence-card">
        <div className="aiuc-requirement-evidence-title">B004.2 Config: Rate limits</div>
        <p>Rate limiting configuration for API endpoints - may include per-user quota settings, query throttling rules, progressive restriction policies, WAF configuration (Cloudflare, AWS WAF, Azure Application Gateway) with blocking rules for excessive patterns, or pricing tier settings implementing usage-based cost increases.</p>

        <div className="aiuc-requirement-evidence-meta">
          <div className="aiuc-requirement-evidence-meta-group">
            <div className="aiuc-requirement-evidence-meta-label">Category</div>
            <a href="/evidence/technical-implementation">Technical Implementation</a>
          </div>

          <div className="aiuc-requirement-evidence-meta-group">
            <div className="aiuc-requirement-evidence-meta-label">Typical location</div>

            <div className="aiuc-requirement-evidence-pill-list">
              <span className="aiuc-requirement-evidence-pill">Engineering Tooling</span>
            </div>
          </div>

          <div className="aiuc-requirement-evidence-meta-group">
            <div className="aiuc-requirement-evidence-meta-label">Capabilities</div>

            <div className="aiuc-requirement-evidence-pill-list">
              <span className="aiuc-requirement-evidence-pill">Universal</span>
            </div>
          </div>
        </div>
      </div>
    </div>

    <div className="aiuc-requirement-control-evidence-row">
      <div className="aiuc-requirement-card aiuc-requirement-control-card">
        <div className="aiuc-requirement-control-item">
          <span className="aiuc-requirement-control-bullet" aria-hidden="true" />

          <p><strong>Conducting simulated external attack testing of AI endpoints.</strong> For example, performing automated attack simulations, testing endpoint protection effectiveness against high-volume and distributed attacks, and documenting methodologies appropriate to organizational threat profile.</p>
        </div>
      </div>

      <div className="aiuc-requirement-card aiuc-requirement-evidence-card">
        <div className="aiuc-requirement-evidence-title">B004.3 Report: External pentest of AI endpoints</div>
        <p>Third-party penetration test report for AI endpoints including attack simulations tested (e.g. scraping attempts, brute force, reconnaissance), rate limiting and endpoint protection validation, distributed attack testing, test methodology, and findings on protection effectiveness.</p>

        <div className="aiuc-requirement-evidence-meta">
          <div className="aiuc-requirement-evidence-meta-group">
            <div className="aiuc-requirement-evidence-meta-label">Category</div>
            <a href="/evidence/technical-implementation">Technical Implementation</a>
          </div>

          <div className="aiuc-requirement-evidence-meta-group">
            <div className="aiuc-requirement-evidence-meta-label">Typical location</div>

            <div className="aiuc-requirement-evidence-pill-list">
              <span className="aiuc-requirement-evidence-pill">Engineering Practice</span>
            </div>
          </div>

          <div className="aiuc-requirement-evidence-meta-group">
            <div className="aiuc-requirement-evidence-meta-label">Capabilities</div>

            <div className="aiuc-requirement-evidence-pill-list">
              <span className="aiuc-requirement-evidence-pill">Universal</span>
            </div>
          </div>
        </div>
      </div>
    </div>

    <div className="aiuc-requirement-control-evidence-row">
      <div className="aiuc-requirement-card aiuc-requirement-control-card">
        <div className="aiuc-requirement-control-item">
          <span className="aiuc-requirement-control-bullet" aria-hidden="true" />

          <p><strong>Maintaining endpoint security through remediation.</strong> For example, tracking identified vulnerabilities, implementing protective measures based on testing outcomes, and regularly updating endpoint defenses and detection thresholds.</p>
        </div>
      </div>

      <div className="aiuc-requirement-card aiuc-requirement-evidence-card">
        <div className="aiuc-requirement-evidence-title">B004.4 Documentation: Vulnerability remediation</div>
        <p>Issue tracking system (GitHub, Jira, Linear) showing endpoint vulnerability lifecycle - must include vulnerability identification, remediation proposal, implementation, and production deployment with timestamps and approval records.</p>

        <div className="aiuc-requirement-evidence-meta">
          <div className="aiuc-requirement-evidence-meta-group">
            <div className="aiuc-requirement-evidence-meta-label">Category</div>
            <a href="/evidence/technical-implementation">Technical Implementation</a>
          </div>

          <div className="aiuc-requirement-evidence-meta-group">
            <div className="aiuc-requirement-evidence-meta-label">Typical location</div>

            <div className="aiuc-requirement-evidence-pill-list">
              <span className="aiuc-requirement-evidence-pill">Engineering Practice</span>
            </div>
          </div>

          <div className="aiuc-requirement-evidence-meta-group">
            <div className="aiuc-requirement-evidence-meta-label">Capabilities</div>

            <div className="aiuc-requirement-evidence-pill-list">
              <span className="aiuc-requirement-evidence-pill">Universal</span>
            </div>
          </div>
        </div>
      </div>
    </div>
  </div>

  <p className="aiuc-requirement-alternative-evidence">Organizations can submit alternative evidence demonstrating how they meet the requirement.</p>
</section>

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        <span className="aiuc-footer-codeblock-header">Structural unit</span>
        <span className="aiuc-footer-codeblock-code">a.</span>
        <span className="aiuc-footer-codeblock-text">AIUC-1 requirements for agent data, privacy, security, safety, reliability, accountability, and societal risk.</span>
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