6 Cloud Security Providers Covering Public Cloud Environments

• By Trevor Callahan
• 21-09-2026
• Cloud Computing

Public cloud adoption changes how enterprises deploy applications, store data, manage infrastructure, and control access. Resources can be created or modified rapidly, workloads may span multiple accounts and regions, and responsibility for security is divided between the organization and its cloud provider. These characteristics make continuous visibility and consistent controls important parts of an enterprise security strategy.

Cloud security providers address these requirements through different combinations of workload protection, posture management, vulnerability assessment, identity controls, application security, compliance monitoring, and threat detection. The right approach depends on an organization's cloud architecture, operating model, regulatory obligations, and development practices. The following six providers represent different approaches enterprises can consider when protecting public cloud environments.

1) Fortinet

Fortinet addresses public cloud protection through an integrated security approach spanning cloud infrastructure, applications, workloads, networks, and security operations. The model is designed for enterprises that need to extend security controls into cloud environments while maintaining coordination with the rest of their infrastructure.

Enterprises assessing cloud security solutions for public cloud can consider how centralized visibility and security policy fit environments where workloads, applications, and data are distributed across cloud infrastructure.

For organizations with established security architectures, integration can be an important evaluation criterion. Public cloud adoption may otherwise create separate policy frameworks, monitoring processes, and operational tools for individual environments. A coordinated approach can help teams manage cloud resources without treating them as completely isolated from the wider enterprise.

Organizations should examine supported cloud environments, deployment options, workload coverage, application controls, network protection, security operations integrations, and policy management. The appropriate fit depends on how extensively the enterprise uses public cloud services and how closely cloud security must coordinate with existing infrastructure.

2) Google Cloud

Google Cloud combines infrastructure-level protections with security services for identities, networks, applications, workloads, and data. Its security model also recognizes that organizations retain responsibilities for protecting what they deploy and configure within cloud environments.

Its broader cloud infrastructure perspectives outline security considerations across infrastructure, networking, applications, data, identity, governance, and operations.

This approach may be relevant for organizations that want security capabilities closely integrated with the public cloud platform hosting their workloads. Enterprises should assess how native controls align with internal security standards and whether additional tools are required to maintain visibility across other infrastructure.

Security teams should also evaluate identity configuration, network segmentation, logging, encryption, application controls, and responsibility boundaries. Understanding which protections are provided by the platform and which remain under customer control is essential when designing a sustainable operating model.

3) IBM

IBM approaches public cloud security with an emphasis on enterprise workloads, identity, data protection, governance, and hybrid infrastructure. Its cloud documentation describes security and compliance as shared responsibilities between the provider and customer, with the division varying according to the services being consumed.

The company's enterprise technology security perspectives illustrate how access restrictions can be incorporated into cloud resource management.

Enterprises considering this approach should assess how identity controls, encryption, workload protection, monitoring, and governance connect with their existing architecture. This may be particularly relevant when public cloud resources coexist with private infrastructure or traditional enterprise systems.

Evaluation should also include administrative access, resource configuration, compliance requirements, incident workflows, and the ability to maintain consistent policies as cloud usage expands.

4) Oracle

Oracle provides security capabilities within its cloud infrastructure for areas including access, certificates, posture management, vulnerability assessment, network protection, and data security. Its public cloud model incorporates built-in security controls while customers remain responsible for aspects of their applications, configurations, identities, and data.

Its discussion of broader compliance technology perspectives examines how operating models influence security, compliance, and privacy responsibilities when organizations move workloads to cloud services.

Organizations evaluating this model should determine how native security capabilities align with internal policies and external requirements. They should also consider whether controls provide adequate visibility across accounts, applications, databases, and other public cloud resources.

Operational requirements matter as well. Automation, policy consistency, security monitoring, access management, and integration with broader security operations can influence how effectively a platform supports enterprise-scale adoption.

5) Qualys

Qualys focuses on visibility, vulnerability management, security posture, compliance, and exposure across cloud resources. Its public cloud coverage includes asset discovery and assessment capabilities intended to help organizations identify vulnerable systems, configuration problems, and compliance concerns across dynamic environments.

Recent wider cybersecurity industry research discusses cloud risks associated with identity, permissions, runtime exposure, delegated trust, and development pipelines.

This approach can be considered by enterprises that place substantial emphasis on asset inventory, vulnerability prioritization, and compliance monitoring. Because public cloud resources can be created and removed rapidly, organizations need assessment processes capable of keeping pace with infrastructure changes.

Buyers should compare resource discovery, supported cloud services, vulnerability coverage, configuration assessment, reporting, remediation workflows, and integrations with existing security operations.

6) Snyk

Snyk approaches cloud security from a development-centered perspective, with an emphasis on identifying risks before applications and infrastructure reach production. Its security coverage addresses application code, dependencies, containers, infrastructure configuration, and cloud-native development practices.

Its modern application security perspectives emphasize understanding cloud environments, configuration attributes, resource relationships, and potential attack paths as part of security planning.

This model may suit organizations where development teams create and modify cloud infrastructure frequently. Integrating security earlier in development can help identify configuration and application risks before deployment rather than relying exclusively on production-stage detection.

Enterprises should evaluate developer integrations, infrastructure-as-code analysis, application coverage, cloud visibility, remediation workflows, and how findings connect with security teams responsible for production environments.

Evaluating Security Across Public Cloud Environments

Provider selection should begin with responsibility boundaries and operational requirements. UK government public cloud adoption guidance recommends understanding how security responsibilities are divided between organizations and cloud providers and applying additional controls where appropriate.

Governance is equally important as cloud adoption expands. Accounts, identities, resources, development pipelines, and configurations can multiply quickly, making consistent policies harder to maintain.

Independent research on enterprise cloud governance considerations identifies security baselines, identity controls, resource configuration, automation, cost management, and DevOps governance among the areas organizations should address.

Enterprises should ultimately compare providers according to visibility, workload protection, identity management, vulnerability assessment, configuration monitoring, application security, automation, compliance, and operational integration. The strongest fit is the approach that matches the organization's public cloud architecture while giving security and engineering teams practical ways to maintain controls as environments change.

FAQs

1) What should enterprises look for in a public cloud security provider?

Enterprises should evaluate workload coverage, identity controls, posture management, vulnerability assessment, application protection, automation, compliance capabilities, and integration with existing operations.

2) Why does shared responsibility matter in public cloud security?

The cloud provider protects defined portions of the underlying service, while customers retain responsibility for areas such as data, identities, applications, configurations, and workloads depending on the service model.

3) Can one security provider cover multiple public cloud environments?

Some providers support multiple cloud environments, but coverage varies. Enterprises should verify supported services, deployment methods, policy consistency, visibility, and operational integrations before selecting a platform.