Primary Purpose
Protect cloud systems, services, identities, workloads, and data from unauthorized access and disruption.
Cloud Security
What Is Cloud Infrastructure Security?
Cloud infrastructure security is the practice of protecting cloud computing environments, identities, networks, workloads, configurations, and data from unauthorized access, exposure, disruption, and attack.
Protects cloud environments
Secures identities and workloads
Reduces cloud data exposure
Cloud Infrastructure Security Lifecycle
01
Discover Cloud Assets
Inventory accounts, workloads, storage, identities, and services
Discover
02
Assess Risk
Identify misconfigurations, exposed data, and excessive access
Assess
03
Enforce Controls
Apply least privilege, segmentation, encryption, and policy
Protect
04
Monitor and Remediate
Detect posture changes, risky activity, and policy violations
Monitor
Cloud Accounts
Identity
Networks
Workloads
Data
Quick Definition
Cloud Infrastructure Security at a Glance
Cloud infrastructure security combines identity, configuration, network, workload, and data controls to protect cloud environments from misuse, exposure, and attack.
Core Components
Identity and access management, configuration security, network controls, encryption, monitoring, and incident response.
Common Environments
Public cloud, private cloud, hybrid cloud, multi-cloud, containers, Kubernetes, serverless, and SaaS.
Common Risks
Misconfigurations, exposed storage, excessive permissions, vulnerable workloads, insecure APIs, and unmonitored assets.
Key Stakeholders
Cloud security, infrastructure, DevOps, engineering, data security, identity, compliance, and risk teams.
Continuous Activity
Cloud security requires continuous discovery, posture assessment, monitoring, policy enforcement, and remediation.
Core Definition
What Is Cloud Infrastructure Security?
Cloud infrastructure security is the collection of technologies, policies, processes, and controls used to protect cloud environments and the resources operating within them.
It includes securing cloud accounts, identities, networks, virtual machines, containers, APIs, databases, storage services, serverless functions, management interfaces, and the data those services process.
Cloud infrastructure security addresses risks created by rapid provisioning, decentralized ownership, shared responsibility, complex permissions, automation, configuration drift, and the expansion of cloud-native services.
Effective programs combine cloud posture management with identity security, workload protection, data security, vulnerability management, logging, policy enforcement, and incident response.
Related Terminology
Cloud Security Posture Management
Continuously identifies cloud misconfigurations, policy violations, and infrastructure posture risks.
Cloud Workload Protection
Protects virtual machines, containers, Kubernetes, and serverless workloads during deployment and runtime.
Cloud Identity Security
Governs human and non-human identities, permissions, roles, credentials, and privileged access in cloud environments.
Cloud Data Security
Discovers, classifies, monitors, and protects sensitive data stored or processed across cloud services.
Key Differences
Cloud Infrastructure Security vs. Related Practices
Cloud infrastructure security overlaps with posture, workload, network, and data security, but each discipline addresses a different layer of cloud risk.
Cloud Infrastructure Security
How is the entire cloud environment protected?
Covers cloud identities, networks, configurations, workloads, management planes, services, APIs, and supporting data controls.
CSPM
Are cloud resources configured according to policy?
Cloud security posture management focuses on misconfigurations, compliance drift, exposed resources, and infrastructure policy violations.
CWPP
Are cloud workloads protected before and during runtime?
Cloud workload protection platforms secure hosts, virtual machines, containers, Kubernetes workloads, and serverless functions.
DSPM
Where is sensitive cloud data exposed or over-accessible?
Data security posture management discovers sensitive data and identifies exposure, excessive access, policy violations, and risky data conditions.
Security Lifecycle
How Cloud Infrastructure Security Works
Effective cloud infrastructure security connects asset discovery, posture management, identity controls, workload protection, data security, and continuous response.
Discover
Inventory Cloud Resources
Identify cloud accounts, subscriptions, projects, networks, workloads, storage, databases, identities, services, and APIs.
Assess
Evaluate Configuration and Exposure
Detect public resources, insecure defaults, policy violations, vulnerable services, configuration drift, and unapproved assets.
Control
Secure Identities and Access
Enforce least privilege, govern privileged roles, rotate credentials, secure service accounts, and monitor non-human identities.
Protect
Secure Networks and Workloads
Apply segmentation, firewalls, secure images, vulnerability controls, runtime monitoring, and workload isolation.
Secure
Protect Cloud Data
Discover and classify sensitive data, manage access, apply encryption, enforce retention, and reduce unnecessary exposure.
Monitor
Detect Risky Activity
Monitor logs, access patterns, configuration changes, workload behavior, data movement, and policy violations.
Remediate
Prioritize and Resolve Risk
Rank findings by business and data impact, assign ownership, automate safe fixes, and verify remediation.
Cloud Risk Reduction
Why Cloud Infrastructure Security Matters
Cloud environments change rapidly. Without continuous controls, new resources, permissions, integrations, and data stores can create exposure faster than teams can review them manually.
Reduce Misconfiguration Risk
Detect insecure defaults, public exposure, policy drift, and configuration changes before they become exploitable.
Protect Sensitive Cloud Data
Identify which resources contain sensitive information and prioritize controls based on data value and exposure.
Control Excessive Access
Limit broad permissions, privileged roles, dormant identities, service accounts, and unnecessary cross-account access.
Support Cloud Compliance
Maintain evidence of cloud controls, data protection, access governance, monitoring, and remediation.
Secure Cloud-Native Innovation
Enable DevOps, containers, serverless, analytics, and AI workloads without sacrificing security or governance.
Improve Incident Response
Give responders visibility into affected assets, identities, access paths, data sensitivity, and business impact.
Security Best Practices
Cloud Infrastructure Security Best Practices
Strong cloud security combines continuous visibility, least privilege, secure configuration, workload protection, data context, and automated remediation.
Maintain a Complete Cloud Inventory
Continuously discover cloud accounts, resources, identities, workloads, storage, databases, services, APIs, and data stores.
Enforce Least-Privilege Access
Limit permissions, remove unused privileges, secure privileged roles, and govern human and non-human identities.
Standardize Secure Configurations
Use approved templates, infrastructure as code, policy checks, automated guardrails, and drift detection.
Protect Sensitive Data by Context
Classify cloud data and prioritize remediation based on sensitivity, access, exposure, residency, and business value.
Secure Workloads Throughout the Lifecycle
Scan images and code, manage vulnerabilities, isolate workloads, protect secrets, and monitor runtime behavior.
Automate Monitoring and Remediation
Detect posture changes and policy violations continuously, route findings to owners, and automate safe corrective actions.
Frequently Asked Questions
Cloud Infrastructure Security FAQs
Explore common questions about cloud security controls, shared responsibility, misconfigurations, identity risk, data protection, and continuous monitoring.
What is cloud infrastructure security?
Cloud infrastructure security is the practice of protecting cloud accounts, identities, networks, services, workloads, configurations, management interfaces, and data from unauthorized access and attack.
What does cloud infrastructure security include?
It includes asset discovery, identity security, secure configuration, network controls, workload protection, encryption, logging, monitoring, data security, and incident response.
What are the biggest cloud infrastructure security risks?
Common risks include misconfigurations, exposed storage, excessive permissions, compromised credentials, vulnerable workloads, insecure APIs, shadow cloud assets, and insufficient monitoring.
What is the cloud shared responsibility model?
The shared responsibility model divides security obligations between the cloud provider and the customer. The exact division depends on the cloud service and deployment model.
How is cloud infrastructure security different from CSPM?
Cloud infrastructure security is a broad discipline. CSPM is a specific capability focused on cloud configuration, posture, compliance drift, and policy violations.
Why is identity security important in the cloud?
Cloud environments rely heavily on identities, roles, tokens, service accounts, and APIs. Excessive or compromised access can expose large portions of the environment.
How does data security support cloud infrastructure security?
Data security identifies which cloud resources contain sensitive information, who can access it, how it is exposed, and which risks should be remediated first.
How can organizations improve cloud infrastructure security?
Organizations can improve security through continuous discovery, least privilege, secure configuration standards, workload protection, sensitive data classification, automated monitoring, and prioritized remediation.
Secure Cloud Data Everywhere
Protect the Data Inside Your Cloud Infrastructure
BigID helps organizations discover sensitive cloud data, identify exposure, govern access, prioritize risk, and automate remediation across multi-cloud, SaaS, hybrid, and AI environments.
Cloud Data Protection
Cloud Security
Data • Access • Posture
Discover
Assess
Remediate
Govern
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