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Compliance

MITRE ATLAS Compliance Matrix

MITRE ATLAS (Adversarial Threat Landscape for Artificial-Intelligence Systems) is the industry-standard knowledge base of adversary tactics, techniques, and case studies targeting AI/ML systems. Maintained by MITRE with 16 member organizations including Microsoft, CrowdStrike, and JPMorgan Chase, ATLAS catalogs 15 tactics, 66 techniques, and 46 sub-techniques — including 14 techniques added in October 2025 specifically for agentic AI threats.

Below is how Clevername maps to the ATLAS techniques most relevant to agentic AI systems — with specific controls, enforcement mechanisms, and the features that address them.

Techniques addressed24Across 9 ATLAS tactics
Fully covered20Multiple layered controls per technique
Partially covered4Core controls in place, advanced mitigations ongoing

Compliance Matrix

Techniques are grouped by ATLAS tactic. Each card shows the technique description, how Clevername addresses it, and which features provide the controls.

Reconnaissance4 techniques

Adversaries gather intelligence about target AI systems — models, architectures, training data, and deployment configurations.

AML.T0000

Search for Victim's Publicly Available Research Materials

Covered
Threat

Adversaries crawl journals, preprints, technical blogs, and conference proceedings to extract architectural details, toolchain information, and model descriptions. This intelligence is used to identify attack surfaces and tailor adversarial strategies against specific ML systems.

How Clevername addresses this
Agent Review intake questionnaire captures each agent's model, tools, and integration surface before deployment
Guardrail profiles limit what system information agents can expose in outputs
CleverGuard output scanning (N3) blocks URLs and prevents unintended information leakage in agent responses
Audit trail logs every interaction for anomaly detection on information probing patterns
Agent ReviewCleverGuard ScannerAudit Trail
AML.T0001

Search for Publicly Available Adversarial Vulnerability Analysis

Covered
Threat

Adversaries search public vulnerability databases, research papers, and disclosure reports for known weaknesses in AI/ML frameworks, models, and libraries used by the target. This enables them to exploit documented attack vectors without original research.

How Clevername addresses this
Agent Review version-hash revalidation detects changes to agent configuration, including model and framework updates
CleverGuard ML classifier (Gemma 3 4B + LoRA) is continuously updated against known adversarial patterns
Drift detection flags when agents deviate from their governed behavioral baseline, catching exploitation attempts
Agent ReviewCleverGuard ScannerDrift Detection
AML.T0002

Discover ML Model Family

Covered
Threat

Adversaries probe APIs or analyze outputs to identify the specific model architecture, family, or provider an organization uses. Knowing the model family (e.g., GPT-4, Claude, Gemini) enables targeted attacks using known weaknesses of that architecture.

How Clevername addresses this
BYOK architecture means model routing is opaque to external observers — requests proxy through Hub Core, not direct to providers
CleverGuard output scanning prevents model identification information from leaking in agent responses
Scoped tokens restrict which models and providers each agent can access, limiting reconnaissance value
BYOKCleverGuard ScannerScoped Tokens
AML.T0003

Discover ML Artifacts

Covered
Threat

Adversaries search public repositories, container registries, documentation, and APIs to discover model artifacts such as weights, configurations, training pipelines, and deployment manifests. These artifacts provide deep insight into the target system's ML implementation.

How Clevername addresses this
Hub Core is private (GCP org policy blocks allUsers) — no direct API endpoint exposure
All traffic routes through Vercel proxy, obscuring backend architecture and artifact locations
MCP server name blocklist prevents namespace discovery through reserved name probing
Guardrail profiles restrict what system metadata agents can access or expose
GatewayAgent ReviewCleverGuard Scanner
Resource Development2 techniques

Adversaries acquire or develop tools, adversarial examples, and infrastructure to attack target AI systems.

AML.T0004

Develop Adversarial ML Attack Capabilities

Covered
Threat

Adversaries develop custom tools, scripts, and adversarial examples specifically designed to attack target ML systems. This includes creating adversarial perturbations, poisoned datasets, and automated exploitation frameworks tailored to the identified model architecture.

How Clevername addresses this
CleverGuard 4-tier scanner (data-label gate, regex pattern shield, Gemma 3 4B ML classifier, LLM classification) detects adversarial inputs across multiple analysis layers
ML classifier trained on adversarial ML attack patterns catches sophisticated perturbation attempts
Rate limiting (instance-count-aware) throttles automated attack tool probing
HMAC-signed audit trail enables forensic analysis of attack tool signatures and patterns
CleverGuard ScannerGatewayAudit Trail
AML.T0005

Acquire Public ML Artifacts

Partially Covered
Threat

Adversaries acquire publicly available ML models, training datasets, or pre-trained weights to use as proxies for developing attacks against target systems. Transfer attacks developed on public models can be effective against similar private models.

How Clevername addresses this
Agent Review governance workflow validates every model and tool an agent uses before activation
Integration binding fingerprints detect unauthorized model or artifact substitutions
Version-hash revalidation catches any post-governance changes to agent configuration
Drift detection monitors for behavioral changes that indicate proxy-developed adversarial inputs
Agent ReviewDrift Detection
Initial Access4 techniques

Adversaries gain initial access to AI systems through supply chain compromise, stolen API credentials, or prompt injection.

AML.T0010

ML Supply Chain Compromise

Covered
Threat

Adversaries compromise the ML supply chain by inserting malicious code, poisoned model weights, or backdoored components into ML pipelines, package repositories, or model hubs. Compromised dependencies propagate through the supply chain to target systems.

How Clevername addresses this
MCP Marketplace with admin review gates every server and tool before activation
Reserved MCP server name blocklist prevents namespace hijacking and typosquatting
Agent Review version-hash revalidation — any change to agent config, tools, or bindings triggers mandatory re-review
Integration binding fingerprint included in version hash; supply chain tampering triggers resubmit_required
Agent ReviewDrift Detection
AML.T0011

Compromise ML Development Environment

Partially Covered
Threat

Adversaries gain access to ML development environments, notebooks, training infrastructure, or CI/CD pipelines to tamper with models during development. Compromised development environments can inject persistent backdoors before models reach production.

How Clevername addresses this
Hub Core runs in isolated GCP Cloud Run containers with strict IAM bindings
Service account least-privilege: each service runs as its own runtime identity with per-secret Secret Manager grants
Scoped cnk_* tokens enforce per-agent permissions, preventing lateral movement from compromised development tools
HMAC-signed audit trail provides tamper-evident chain of custody from development through deployment
GatewayScoped TokensAudit Trail
AML.T0012

Valid Accounts — ML API Access

Covered
Threat

Adversaries use legitimate credentials — stolen API keys, leaked tokens, or hijacked service accounts — to access ML inference APIs or model management endpoints. Valid credentials bypass authentication controls and appear as authorized usage.

How Clevername addresses this
Key Interception detects and strips credentials from prompts before they reach the LLM, preventing accidental exposure
BYOK storage in GCP Secret Manager with per-user scoping — stolen keys cannot access other users' resources
Agent-key bindings enforce cross-agent credential isolation
Key health monitoring validates stored keys every 6 hours, detecting compromised or revoked credentials
Scoped tokens with time expiry and budget limits reduce the blast radius of credential theft
Key InterceptionBYOKScoped TokensGateway
AML.T0051

LLM Prompt Injection

Covered
Threat

Adversaries inject malicious instructions into LLM prompts to hijack model behavior. Direct injection embeds commands in user input; indirect injection plants malicious content in external data sources (tool outputs, documents, retrieved context) that the LLM processes. Prompt injection is the primary attack vector for compromising agentic AI systems.

How Clevername addresses this
CleverGuard 4-tier scanner (data-label gate, regex pattern shield, Gemma 3 4B ML classifier, LLM classification) scans every input and output in real time
ML classifier (Gemma 3 4B + LoRA) catches injection attempts that bypass regex — subword tokenization resists character-level mutations
P4 unicode homoglyph and zero-width character detection prevents evasion via character substitution
Agent Review guardrail profiles define allowed scope — injected instructions that deviate from the governed mandate are blocked at the gateway
Red team validated: full governed pipeline (including the beta Tier-3 deep scan, which runs on every request for governed agents and escalates on ambiguity/disagreement for ungoverned traffic) reaches 94.8% detection / 14.75% FP across a 310-attack corpus (internal test set, not an independent third-party benchmark) — the always-on Tiers 0–2 baseline measured against live traffic is 94.7% / 2.66% FP, see /cleverguard
CleverGuard ScannerAgent ReviewDrift DetectionGateway
ML Attack Staging3 techniques

Adversaries prepare attacks against ML models — crafting adversarial inputs, poisoning training data, or inserting backdoors.

AML.T0020

Poison Training Data

Partially Covered
Threat

Adversaries corrupt training datasets by injecting malicious samples designed to alter model behavior. Poisoned data can create backdoors that activate on specific trigger inputs, cause targeted misclassifications, or degrade overall model performance.

How Clevername addresses this
CleverGuard scans all content entering agent context (input direction scanning), detecting poisoned data payloads
Project file context is text-extracted and cached server-side — not user-editable at runtime
Agent Review guardrail profiles define allowed data sources, constraining what agents can ingest
Scanner detects injection attempts embedded in tool outputs and retrieved documents
CleverGuard ScannerAgent ReviewGateway
AML.T0043

Craft Adversarial Data

Covered
Threat

Adversaries craft inputs specifically designed to cause ML models to produce incorrect outputs — adversarial perturbations, evasion attacks, or inputs that exploit decision boundary weaknesses. These appear normal to humans but trigger model failures.

How Clevername addresses this
CleverGuard ML classifier (Gemma 3 4B + LoRA) catches adversarial perturbation patterns that bypass regex
4-tier scanning defense-in-depth: data-label gate, regex, ML, and LLM classification layers ensure no single evasion technique succeeds
P4 unicode homoglyph and zero-width character detection (NFKC normalization + strip) prevents character-level evasion
Red team validated: full governed pipeline (including the beta Tier-3 deep scan, which runs on every request for governed agents and escalates on ambiguity/disagreement for ungoverned traffic) reaches 94.8% detection / 14.75% FP across a 310-attack corpus (internal test set, not an independent third-party benchmark) — the always-on Tiers 0–2 baseline measured against live traffic is 94.7% / 2.66% FP, see /cleverguard
CleverGuard ScannerGateway
AML.T0022

Backdoor ML Model

Covered
Threat

Adversaries insert hidden backdoors into ML models that activate only when specific trigger patterns are present in the input. The model behaves normally on clean inputs but produces attacker-controlled outputs when the backdoor trigger is detected.

How Clevername addresses this
Agent Review version-hash revalidation detects any modification to model configuration between governance and activation
Drift detection continuously compares agent behavior against frozen review baseline — backdoor activation causes measurable behavioral drift
Integration binding fingerprint prevents unauthorized model substitution
Combined drift scoring with auto-restrict suspends agents exceeding behavioral thresholds
Agent ReviewDrift DetectionGateway
ML Model Access2 techniques

Adversaries gain access to ML models through inference APIs or direct artifact access to enable further attacks.

AML.T0040

ML Model Inference API Access

Covered
Threat

Adversaries gain access to ML model inference APIs to query the model and observe its outputs. Inference access enables model extraction, adversarial example generation, membership inference, and other attacks that require repeated model queries.

How Clevername addresses this
All agent traffic routes through Hub Core gateway — no direct model API exposure
Scoped cnk_* tokens enforce per-agent tool allowlists, budget limits, and time expiry
Rate limiting (instance-count-aware across Cloud Run instances) throttles excessive query patterns
Budget enforcement with $0.01 minimum reservation prevents unlimited API probing
Trust tier scoring (trusted/standard/elevated_review/untrusted) gates access levels
GatewayScoped TokensAudit Trail
AML.T0041

Full ML Model Access

Covered
Threat

Adversaries obtain full access to ML model internals — weights, architecture, hyperparameters, and training configuration. Full access enables white-box attacks including gradient-based adversarial example generation and comprehensive model analysis.

How Clevername addresses this
BYOK architecture keeps raw model weights outside Clevername; provider keys are stored server-side in Secret Manager, fetched at runtime, and discarded from process memory after routing
GCP Secret Manager with per-secret IAM bindings scoped to each service's own runtime service account
Hub Core is private (GCP org policy blocks allUsers) — no external access to model configurations
CMEK encryption: customer-managed keys in Cloud KMS provide independent encryption layer
BYOKGatewayAudit Trail
Defense Evasion1 technique

Adversaries bypass AI safety guardrails, content policies, and security controls through jailbreaks and evasion techniques.

AML.T0054

LLM Jailbreak

Covered
Threat

Adversaries craft specialized prompts designed to override the model's safety guardrails, content policies, and behavioral constraints. Jailbreaks put the LLM into an unaligned state where it ignores restrictions, produces harmful content, or executes actions it was designed to refuse.

How Clevername addresses this
CleverGuard ML classifier detects known and novel jailbreak patterns across all 4 scanning tiers
LLM-based T5 classification performs semantic analysis of jailbreak attempts that evade pattern matching
Guardrail profiles inject governance-defined behavioral constraints that persist even if the base model is partially jailbroken
Drift detection flags behavioral changes caused by successful jailbreaks against the frozen baseline
FP Dispute system provides human override to fine-tune detection thresholds
CleverGuard ScannerAgent ReviewDrift Detection
Persistence3 techniques

Adversaries maintain persistent influence over AI systems through memory manipulation, context poisoning, or configuration changes.

AML.T0056

LLM Agent Context Poisoning

Covered
Threat

Adversaries manipulate the context window, system prompts, or retrieved data used by an AI agent's LLM to persistently influence its decisions. Poisoned context can redirect agent behavior, alter tool selection, or inject hidden objectives that persist across conversation turns.

How Clevername addresses this
CleverGuard scans all content entering agent context (input direction), detecting poisoned payloads in tool outputs and retrieved documents
Project file context is text-extracted and cached server-side — not modifiable by agents at runtime
XML-wrapped prompt hardening isolates system instructions from user-controlled content
Guardrail profiles constrain which data sources each agent can access and inject into context
CleverGuard ScannerAgent ReviewGateway
AML.T0057

LLM Agent Memory Manipulation

Partially Covered
Threat

Adversaries alter the long-term memory of an AI agent to ensure malicious changes persist across sessions. Poisoned memories influence future behavior, tool usage, and decision-making without requiring repeated injection — the agent 'remembers' the attacker's instructions.

How Clevername addresses this
CleverGuard scans content written to and read from agent memory stores
Drift detection compares agent behavior against frozen review baseline — memory-driven deviations are flagged
Agent Review guardrail profiles define behavioral boundaries that override memory-based suggestions
HMAC-signed audit trail provides tamper-evident history of all agent interactions and state changes
CleverGuard ScannerDrift DetectionAgent ReviewAudit Trail
AML.T0059

Modify AI Agent Configuration

Covered
Threat

Adversaries modify an agent's configuration files, system prompts, tool definitions, or permission settings to create persistent malicious behavior. Configuration changes affect all instances sharing that config, enabling broad compromise from a single modification.

How Clevername addresses this
Agent Review version-hash revalidation catches any configuration change between governance and activation — drift triggers resubmit_required
Integration binding fingerprint ensures tool definitions remain unchanged post-governance
HMAC-signed audit trail logs every configuration change with tamper-evident signature chain
Combined drift scoring with auto-restrict suspends agents whose configuration deviates from baseline
Agent ReviewDrift DetectionAudit Trail
Exfiltration2 techniques

Adversaries steal models, training data, or sensitive information through inference APIs or agent tool invocation.

AML.T0058

Exfiltration via AI Agent Tool Invocation

Covered
Threat

Adversaries exploit an agent's legitimate tool access to exfiltrate sensitive data. By manipulating the agent (via prompt injection or context poisoning), attackers cause it to encode stolen data into tool parameters — sending emails with embedded secrets, updating CRM records with exfiltrated content, or making API calls that leak data to attacker-controlled endpoints.

How Clevername addresses this
Scoped cnk_* tokens enforce per-agent tool allowlists — agents can only call explicitly permitted tools
CleverGuard output scanning (N3) blocks URLs and data exfiltration patterns in tool call parameters
Tool drift detection flags out-of-scope tool usage in real time, and blocks it (error code -32403) when enforcement is enabled
Budget caps prevent runaway API spend that could indicate large-scale data exfiltration
High-risk action patterns (A4) trigger automatic SignedApproval for human sign-off before execution
URL blocklists prevent agent navigation to attacker-controlled endpoints
Scoped TokensCleverGuard ScannerDrift DetectionGateway
AML.T0024

Exfiltration via ML Inference API

Covered
Threat

Adversaries use legitimate inference API access to extract sensitive information from ML models. Model inversion attacks reconstruct training data, membership inference determines if specific data was used in training, and model extraction creates functional copies of proprietary models through systematic querying.

How Clevername addresses this
Rate limiting (instance-count-aware) throttles query patterns characteristic of extraction attacks
Budget enforcement caps API spend per agent, preventing the thousands of queries needed for model extraction
Scoped tokens with time expiry limit the window available for systematic extraction
Audit trail enables detection of anomalous query volumes and patterns indicative of extraction attempts
GatewayScoped TokensAudit Trail
Impact3 techniques

Adversaries disrupt AI service availability, degrade model integrity, or inflict financial damage through cost harvesting.

AML.T0029

Denial of ML Service

Covered
Threat

Adversaries disrupt ML service availability by overloading inference APIs, submitting resource-intensive queries designed to exhaust compute budgets, or corrupting model state. Denial of ML service can halt automated workflows, disable AI-powered security controls, and cause cascading failures in dependent systems.

How Clevername addresses this
Rate limiting (instance-count-aware across Cloud Run instances) prevents query flooding
Budget enforcement with $0.01 minimum reservation (TOCTOU fix) caps resource consumption per agent
Spawn policy enforcement: max depth and concurrency limits prevent cascade amplification
Auto-restrict on drift score threshold stops runaway agents before they exhaust resources
90-day task retention with stale schedule auto-disable prevents accumulated resource drain
GatewayScoped TokensDrift Detection
AML.T0031

Erode ML Model Integrity

Covered
Threat

Adversaries subtly degrade model performance over time through adversarial inputs, data poisoning, or feedback manipulation. Unlike denial of service, integrity erosion is gradual and difficult to detect — the model continues to function but produces increasingly unreliable or biased outputs.

How Clevername addresses this
Continuous drift detection compares every action against the frozen review baseline, catching gradual behavioral shifts
Combined drift scoring with auto-restrict — cumulative behavioral degradation triggers automatic suspension
HMAC-signed audit trail enables retrospective analysis to identify when degradation began
SIEM forwarding (Splunk, Datadog, Elasticsearch, Sentinel) enables cross-system correlation of integrity signals
Drift DetectionAudit TrailGateway
AML.T0034

Cost Harvesting

Covered
Threat

Adversaries exploit AI system access to generate excessive API costs for the victim. By submitting large volumes of expensive queries, using maximum context windows, or triggering compute-intensive operations, attackers inflict financial damage without stealing data or degrading model performance.

How Clevername addresses this
Budget enforcement across spawn trees — aggregate spend tracked with $0.01 minimum reservation (TOCTOU fix)
Scoped tokens with per-agent budget limits cap maximum spend regardless of query volume
Rate limiting (instance-count-aware) prevents query flooding that drives up costs
Trust tier scoring gates access levels — untrusted agents get minimal budgets
Key health monitoring detects anomalous usage patterns on stored API keys
Scoped TokensGatewayKey Interception
Our Approach

Why Clevername covers the ATLAS adversarial surface

ATLAS documents attacks that span the full AI lifecycle — from reconnaissance through staging to impact. Most AI security tools cover only one phase. Clevername provides pre-deployment governance, inline runtime enforcement, continuous behavioral monitoring, and tamper-proof audit across the entire attack chain.

Multi-layer detection

ATLAS attacks span from reconnaissance to impact. Clevername's 4-tier CleverGuard scanner (data labels, regex, ML classifier, LLM) provides defense-in-depth that catches attacks at every stage — from crafted adversarial inputs to prompt injection to data exfiltration attempts.

Supply chain integrity

ATLAS highlights supply chain compromise as a critical AI attack vector. Clevername's Agent Review version-hash revalidation, integration binding fingerprints, and MCP Marketplace admin review ensure every component is verified from governance through runtime.

Credential and model isolation

ATLAS documents credential theft and model extraction as primary threats. Clevername's BYOK architecture, Key Interception, agent-key bindings, and scoped tokens ensure credentials never leak and model access is strictly bounded per agent.

Behavioral drift as attack signal

Many ATLAS tactics — backdoors, context poisoning, integrity erosion — manifest as behavioral changes. Clevername's continuous drift detection compares every agent action against the frozen review baseline, catching attacks that other tools miss because they focus only on input scanning.

By the Numbers
15ATLAS tactics66 techniques cataloged
24Techniques mappedAgentic AI focus
4Scanner tiersData labels, regex, ML, LLM
94.8%Detection rateGoverned pipeline (incl. beta Tier-3) · 310 attacks · 14.75% false-positive rate

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