KUBERNETES SECURITY ASSURANCE

Know Kubernetes is secure—not just configured.

Continuously validate clusters, workloads, RBAC, secrets, network controls, containers, runtime security, and compliance evidence—so Kubernetes environments stay secure as applications and infrastructure change.

Runtime validationContinuous vulnerability managementCompliance evidenceTelco Cloud ready
Kubernetes assurance loopCONTINUOUS SECURITY VALIDATION
01 / DISCOVER

Find cluster and workload risk.

Inventory clusters, namespaces, workloads, APIs, images, and exposure.

MAP
02 / VALIDATE

Test security controls.

Check RBAC, pod security, secrets, network policies, admission controls, and drift.

VALIDATE
03 / PRIORITIZE

Focus on exploitable risk.

Connect Kubernetes findings with application, API, dependency, and runtime context.

PRIORITIZE
04 / FIX

Verify remediation.

Give teams clear remediation guidance and confirm that the security issue is closed.

VERIFY
RBACLeast privilege
IaCConfiguration assurance
RUNTIMESecurity controls verified
WHY THIS MATTERS

Kubernetes security cannot be a one-time assessment.

Deployments, Helm charts, service accounts, APIs, and workloads change continuously. Security assurance needs to validate that controls still work after every change.

RBAC

Least-privilege access

Validate roles, bindings, service accounts, namespace boundaries, and excessive permissions.

POD

Workload hardening

Identify privileged containers, root execution, host mounts, unsafe capabilities, and weak pod controls.

NET

Network segmentation

Verify namespace isolation, network policies, service exposure, ingress, and east-west controls.

IMG

Container and supply-chain security

Connect image vulnerabilities, SBOM data, EPSS, KEV, and reachable application paths.

SEC

Secrets and configuration

Detect unsafe secrets handling, hardcoded credentials, weak environment configuration, and workload misconfiguration.

RUN

Runtime security assurance

Prove deployed security controls remain effective against real application, API, and workload behavior.

CONTINUOUS ASSURANCE

From Kubernetes findings to verified remediation.

Kubernetes security assurance workflowFIND → VALIDATE → PRIORITIZE → REMEDIATE → VERIFY
01 / FIND

Discover exposure.

Clusters, workloads, APIs, images, dependencies, namespaces, and exposed services.

02 / VALIDATE

Test controls.

RBAC, workload posture, configuration, admission controls, and application behavior.

03 / PRIORITIZE

Know what matters.

Use exploitability, reachability, EPSS, KEV, and application impact.

04 / REMEDIATE

Fix the right problem.

Give platform, DevOps, application, and security teams clear remediation guidance.

05 / VERIFY

Prove the risk is closed.

Retest the affected path and preserve evidence that controls remain effective.

APPLICATION-AWARE KUBERNETES SECURITY

Connect Kubernetes risk with application and API risk.

Infrastructure posture alone does not tell you what can actually affect the business. Aptori shows how Kubernetes weaknesses relate to the applications and APIs running on top of them—so teams can see which infrastructure risks create real application exposure.

Explore the Application Context Graph →
APPLICATIONCode + APIsRoutes • authorization • business logic
SUPPLY CHAINDependencies + imagesSBOM • EPSS • KEV • reachability
KUBERNETESCluster controlsRBAC • pods • secrets • network
RUNTIMEObserved behaviorExposure • attack path • evidence
APPLICATION CONTEXTWhich Kubernetes risks create real application exposure?
PRIORITIZEFocus on real exposure
REMEDIATEFix the right control
VERIFYProve the fix worked
COVERAGE MAP

Kubernetes Security Assurance across the cloud-native stack.

RBAC and IdentityWorkloadsNetwork SecurityImages + SBOMCompliance Evidence
RBAC AND IDENTITY

Validate who can do what inside Kubernetes.

Continuously evaluate roles, bindings, service accounts, namespace permissions, privileged access, and admin paths.

Find excessive permissions and unsafe bindings.
Map service-account risk to workloads and APIs.
Support least-privilege governance.
RBAC signalsASSURANCE
cluster-admin bindingReview owner, namespace scope, and workload usageHIGH
Service account tokenCorrelate exposure to deployed workloadsCONTEXT
Namespace role driftDetect permission change after releaseWATCH
WORKLOAD AND POD SECURITY

Prove workloads are deployed with secure guardrails.

Validate pod security standards, root execution, privileged containers, host mounts, Linux capabilities, and runtime drift.

Detect privileged pods and host access.
Validate admission and policy controls.
Track drift between intended and running configuration.
Workload checksRUNTIME
Privileged containerEscalation risk in production namespaceBLOCK
HostPath mountPotential host filesystem exposureREVIEW
Non-root policyValidated across running workloadsPASS
NETWORK AND EXPOSURE

Validate segmentation and service exposure.

Assess ingress, namespace isolation, network policies, east-west traffic, and application/API exposure.

Verify network policies are effective.
Identify exposed services and unsafe ingress paths.
Connect Kubernetes exposure with API behavior.
Network signalsEXPOSURE
Open service pathExternally reachable workload with sensitive API routesEXPOSED
Missing deny policyNamespace allows broad east-west trafficLATERAL
Ingress ruleValidated against application routingMAPPED
CONTAINER AND SUPPLY CHAIN

Prioritize vulnerabilities that matter in running workloads.

Prioritize vulnerabilities using exploitability, known exploitation, application reachability, and where affected containers are actually running.

Connect CVEs with running images and services.
Use EPSS and KEV to prioritize active threat exposure.
Route fix guidance to the right team.
Supply chainPRIORITIZED
Reachable CVERunning image + exposed API + known exploitationFIX FIRST
Unused packagePresent but not reachable in application pathLOWER
Base image updateValidated after rebuild and redeployVERIFY
CONTINUOUS COMPLIANCE

Keep Kubernetes control evidence current.

Show whether controls are active, who owns remediation, and whether fixes have been verified for regulated environments.

Support evidence for security controls relevant to UK TSA.
Support secure-development and vulnerability-management requirements associated with EU CRA and NIS2.
Maintain evidence that security controls are operating for PCI DSS, SOC 2, and ISO 27001 programs.
Compliance evidenceCONTINUOUS
UK TSAControls, vulnerability management, operational assuranceEVIDENCE
EU CRA / NIS2Secure development + continuous risk reductionGOVERNED
PCI DSS / SOC 2Control validation, remediation, audit trailREADY
FAQ

Kubernetes Security Assurance.

What is Kubernetes Security Assurance?

It is the continuous validation of Kubernetes clusters, workloads, configurations, access controls, network policies, runtime security, vulnerabilities, and compliance evidence.

How is Kubernetes Security Assurance different from Kubernetes monitoring?

Monitoring observes health and events. Security assurance validates whether security controls are effective, risk is exploitable, fixes are complete, and evidence remains current.

What Kubernetes risks should teams validate continuously?

RBAC, service accounts, privileged workloads, host mounts, secrets, network segmentation, ingress exposure, image vulnerabilities, admission policies, and runtime drift.

How does Aptori help with continuous Kubernetes compliance?

Aptori validates security controls, tracks remediation and verification, and helps maintain evidence for programs such as UK TSA, EU CRA, NIS2, PCI DSS, SOC 2, and ISO 27001.

KUBERNETES SECURITY ASSURANCE

Find Kubernetes risk. Prove the controls work.

See Aptori in Action ↗