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U.S. government agencies face unique challenges as they adopt cloud technologies to meet digital modernization initiatives and adhere to a cloud-first policy. Here’s how Tenable Cloud Security FedRAMP can help. Key takeaways:Government cloud environments are attractive targets for nation-state adversaries and other threat actors. Agencies face five unique challenges: limited visibility; complex identity and access environments; tool sprawl; rapidly evolving threats; and stringent compliance requirements. Tenable’s partnership with the U.S. General Services Administration’s OneGov program to deliver Tenable Cloud Security FedRAMP at a substantial discount removes cost barriers and streamlines procurement for federal agencies.As part of digital modernization initiatives and the U.S. government’s cloud-first policy, federal agencies are rapidly adopting cloud technologies to improve operational effectiveness and increase mission agility. Yet, as agencies expand their footprint across hybrid and cloud environments, nation-state adversaries and other threat actors are exploiting vulnerabilities unique to these environments. The high-value target of federal systems — where disrupting operations or accessing sensitive data can yield strategic advantage — makes cloud security essential to mission success.That’s why Tenable has partnered with the U.S. General Services Administration’s OneGov program to deliver Tenable Cloud Security FedRAMP at a substantial discount. This partnership removes cost barriers and streamlines procurement, enabling agencies to accelerate zero trust adoption, strengthen cloud defenses, and meet compliance requirements faster."Our goal is to make cloud adoption secure and effective by helping agencies reduce risk while safeguarding critical data and enabling mission success."— Mark Thurmond, Tenable Co-CEO, Tenable Partners with GSA OneGov To Help Federal Government Boost Its Cloud SecurityFederal agencies face a distinct set of challenges in securing the cloud — including visibility gaps and complex identity and entitlement management. The following sections outline these challenges and show how Tenable Cloud Security helps agencies close them.1. Limited visibility across complex cloud environmentsThe challenge: Federal agencies often operate across multiple cloud providers, hybrid environments, and legacy on-premises systems. This complexity makes it difficult to maintain a clear picture of where sensitive workloads, data, and assets reside, as well as how threats can move laterally through the hybrid attack surface. This lack of visibility all too often results in high-risk misconfigurations going unnoticed, vulnerabilities remaining unaddressed, and unauthorized access being exploited by adversaries. Shadow IT further compounds the challenge, creating additional blind spots, leading to a constant exercise of Whac-A-Mole®.How Tenable Cloud Security helpsProvides continuous, unified visibility across multi-cloud and hybrid environments, including infrastructure, workloads, identities, and dataDetects misconfigurations, vulnerabilities, and risky identities in real timeFinds toxic combinations of issues and provides actionable guidance to speed time to remediationPrioritizes threats based on exploitability and mission impactConsolidates visibility from fragmented point tools into a single platform 2. Identity and access complexityThe challenge: As agencies expand their cloud usage, the number of users, non-human identities, and permissions to manage grows exponentially. Without proper oversight, excessive permissions and inconsistent identity policies can lead to insider threats, privilege creep, and unauthorized access to sensitive systems. In dynamic cloud environments, roles change, temporary accounts are created, and new applications are deployed frequently, making the consistent enforcement of least privilege principals a real challenge. How Tenable Cloud Security helpsSupports zero trust initiatives by managing cloud identities and privileges and enforcing least privilege access across users and workloadsContinuously monitors identity-related risks, detecting anomalous access patterns or excessive permissions in real time.Correlates identity data with runtime behavior, asset sensitivity, and known misconfigurations to uncover toxic combinations — risk scenarios where users or services have dangerous levels of access to vulnerable systems.Leverages just-in-time (JIT) access to grant temporary, time-limited permissions only when needed, reducing standing privileges and the attack surfaceProvides actionable insights and remediation guidance for security teams to remediate risky identities quickly and maintain complianceFor more information check out: Identity-First Security: Mitigating the Cloud’s Greatest Risk Vector.3. Operational complexity and tool sprawlThe challenge: Federal agencies often rely on a patchwork of security tools to monitor and protect their hybrid and multi-cloud environments. Agencies struggle to chase myriad alerts, struggling to piece together a coherent picture of their ever-expanding attack surface. The result? Inefficiencies, redundant costs, and blind spots, along with overwhelmed security teams and slowed response times. Dynamic cloud workloads make it even harder to maintain consistent security policies and ensure compliance with federal mandates. How Tenable Cloud Security helpsConsolidates multiple cloud security tools into a single, unified platform, simplifying operations and alert overloadProvides centralized visibility across workloads, identities, and cloud infrastructure, eliminating blind spotsStreamlines security operations, automating vulnerability detection, prioritization, and compliance reportingReduces redundant licensing costs and minimizes manual monitoring efforts, improving operational efficiencySupports faster, more informed decision-making so security teams can focus on high-priority risks and mission-critical tasksFor a great overview, check out: Your Map for the Cloud Security Maze: An Integrated Cloud Security Solution That’s Part of an Exposure Management Approach.4. Rapidly evolving threats and new attack vectorsThe challenge: Cloud native attacks — such as API abuse, container exploits, compromised accounts, and misconfigured cloud services — are used to compromise cloud infrastructure. Traditional perimeter tools and legacy security tools often fail to detect these attacks quickly, leaving mission-critical workloads exposed and making it increasingly difficult to maintain real-time situational awareness and prioritize the most critical risks. How Tenable Cloud Security helpsDetects anomalous activity and emerging attack vectors in real time, so security teams can proactively patch high-risk vulnerabilitiesContinuously analyzes cloud resources to find the most important risks, spot unknown threats, and highlight toxic combinations of security issuesIntegrates with incident response workflows to reduce dwell timePrioritizes vulnerabilities based on exploitability and mission impactIncorporates threat intelligence from the Tenable Research team to help inform risk decisions and prioritizations For more insight into cloud risk, check out the Tenable Cloud Security Risk Report 20255. Misconfigurations and compliance gapsThe Challenge: Dynamic cloud environments aren’t only a challenge when it comes to identities. Constantly changing workloads, applications, and permissions make it easy for misconfigurations — such as overly permissive storage, unsecured APIs, or incorrect network settings — to slip through the cracks. Even small missteps can expose sensitive data, create vulnerabilities or lead to service disruptions. At the same time, federal agencies must comply with a complex web of mandates and guidelines, and ensure all systems remain compliant.How Tenable Cloud Security helps:Automates compliance and monitoring across cloud workloads with continuous scanning to detect misconfigurations, vulnerabilities, and identity risks.Provides built-in and custom policies, dynamically assessing risk to achieve compliance with standards such as NIST, CIS, and PCI.Enforces identity-first protections, mapping permissions and entitlements to ensure least privilege and quickly remediate risky access.Delivers continuous visibility and unified exposure scoring so agencies can prioritize what matters most for mission success and national security.Simplifies audit readiness with automated compliance evidence and reporting, reducing manual effort and ensuring agencies can prove adherence at any time.ConclusionSecuring federal cloud environments is critical to mission success, operational efficiency, and national security. By providing continuous visibility, automated vulnerability detection, identity-first protections, and compliance automation, Tenable Cloud Security FedRAMP empowers federal agencies to confidently modernize their IT environments, mitigate risk, and protect critical workloads from evolving threats.Whac-A-Mole® is a registered trademark of Mattel, Inc.Learn moreRead the blog: Tenable Partners with GSA OneGov To Help Federal Government Boost Its Cloud SecurityAttend the webinar: Cloud Security for Federal Agencies: Threats, Best Practices and the GSA OneGov AdvantageVisit the Tenable and GSA OneGov webpage to learn more about how Tenable Cloud Security can help boost your cloud security.
Analysis Summary
# Best Practices: Securing Federal Cloud and Hybrid Environments
## Overview
These best practices focus on mitigating the five core challenges faced by U.S. government agencies adopting cloud technologies: limited visibility, complex identity management, tool sprawl, rapidly evolving threats, and stringent compliance requirements. The guidance emphasizes actionable steps centered around continuous monitoring, identity-first security, and consolidation.
## Key Recommendations
### Immediate Actions
1. **Establish Unified Visibility Infrastructure:** Immediately implement a solution providing continuous, unified visibility across all cloud providers, hybrid infrastructure, and legacy on-premises systems to map all assets (workloads, data, and identities).
2. **Detect and Address High-Risk Misconfigurations:** Initiate real-time detection and immediate prioritization of high-risk security misconfigurations (e.g., overly permissive storage or unsecured APIs) that are currently exposing sensitive data or workloads.
3. **Identify Toxic Identity Combinations:** Run immediate correlation checks to find instances where risky identities (excessive permissions) intersect with vulnerable systems to uncover the highest critical risk scenarios.
### Short-term Improvements (1-3 months)
1. **Enforce Least Privilege Access:** Begin systematically reviewing and reducing standing privileges for both human users and non-human identities (workloads/services). Implement Just-In-Time (JIT) access for temporary permissions.
2. **Consolidate Security Tooling:** Begin the process of integrating or replacing fragmented point tools with a single, unified cloud security platform to reduce alert overload and operational complexity.
3. **Prioritize Vulnerability Remediation by Exploitability:** Shift vulnerability remediation focus from raw severity scores to prioritizing based on exploitability (active threats) and mission impact to maximize resource efficiency.
### Long-term Strategy (3+ months)
1. **Fully Implement Zero Trust Principles:** Solidify identity management across the environment to enforce least privilege access consistently for all entities, treating identity as the primary security perimeter.
2. **Automate Compliance Monitoring and Evidence Collection:** Integrate continuous scanning and reporting mechanisms to ensure persistent adherence to federal mandates (e.g., NIST, CIS), simplifying audit readiness through automated evidence generation.
3. **Standardize Threat Intelligence Integration:** Formalize the integration of up-to-date threat intelligence (e.g., from research teams) into risk assessment and prioritization workflows to effectively combat rapidly evolving cloud-native attacks.
## Implementation Guidance
### For Small Organizations
- Focus consolidation efforts first: Prioritize replacing the most redundant monitoring tools to achieve immediate operational efficiency and cost savings.
- Leverage partner discounts: Utilize available government programs (like GSA OneGov) to procure unified security solutions, removing cost barriers to critical security tooling.
### For Medium Organizations
- Systematic Identity Review: Dedicate resources to a thorough, phased review of cloud IAM policies, focusing on reducing broad roles and implementing granular permissions based on job function.
- Shadow IT Remediation: Establish clear processes for discovering and onboarding previously unseen cloud assets to close visibility gaps created by undocumented deployments.
### For Large Enterprises
- **Full Exposure Management Integration:** Implement a unified platform to correlate asset inventory, vulnerability data, identity entitlements, and threat intelligence across the entire hybrid footprint for comprehensive exposure scoring.
- **Workflow Automation:** Automate security operations (SecOps) workflows end-to-end: detection, correlation (toxic discovery), prioritization, ticketing, and reporting, to handle the scale of dynamic cloud environments.
- **Establish JIT Access Governance:** Roll out a robust JIT access framework institution-wide, integrating it directly into service deployment pipelines where possible to minimize standing privileges.
## Configuration Examples
*While the source provided solution benefits rather than specific configuration commands, the recommended configurations align with these security objectives:*
1. **Enforce Identity Boundary:** Configure Cloud Infrastructure Entitlement Management (CIEM) policies to continuously monitor and alert on any permission assignment that grants users or services "Admin" or "Owner" status across sensitive data stores (e.g., S3 buckets, Azure Storage Accounts) unless explicitly required via approved JIT processes.
2. **Continuous Misconfiguration Scanning:** Configure cloud posture management tools to run scans against compliance benchmarks (e.g., CIS Benchmarks for AWS/Azure/GCP) on all deployed infrastructure, ensuring new resource deployment automatically triggers an immediate compliance check.
3. **Prioritization Logic:** Configure the risk engine to assign the highest priority score to vulnerabilities that meet all three criteria: (a) known exploit in the wild (threat intelligence), (b) asset is internet-facing or hosts sensitive data, and (c) the associated identity has excessive permissions to move laterally.
## Compliance Alignment
- **Federal Requirements:** Adherence to strict U.S. government mandates is central.
- **NIST:** Continuous monitoring, risk management, and accountability align with NIST Cybersecurity Framework functions (Identify, Protect, Detect, Respond, Recover).
- **CIS (Center for Internet Security):** Continuous checking against CIS benchmarks for cloud providers is essential for addressing misconfigurations.
- **PCI:** Applicable where cardholder data environments may reside in the cloud.
## Common Pitfalls to Avoid
1. **"Whac-A-Mole" Security Approach:** Avoid relying on siloed, point-in-time scanning tools, which leads to overwhelming alert fatigue, missed issues in complex hybrid spaces, and failure to track lateral movement.
2. **Focusing Only on Vulnerabilities, Ignoring Identity:** Failing to correlate system vulnerabilities with excessive permissions results in missing the most critical attack vectors that lead to successful breaches.
3. **Static Policy Enforcement:** Do not treat cloud security policies as static deployments; they must be continuously monitored and enforced in dynamic environments where roles and resources change frequently.
4. **Ignoring Tool Sprawl Cost:** Failing to consolidate tools results in redundant spending, operational overhead, and inconsistent metrics across the attack surface.
## Resources
- **Solution Category:** Unified Cloud Security Platform (CNAPP/CSPM/CIEM)
- **Government Program:** U.S. General Services Administration’s (GSA) OneGov program (for procurement streamlining).
- **Key Concepts:** Zero Trust Adoption, Identity-First Security, Exposure Management.