How to Improve Cloud Security Posture

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Summary

Improving cloud security posture means making your cloud setup safer by consistently managing who has access, how data is protected, and how your systems are set up and monitored. For laymen, this involves building habits and rules that reduce mistakes and prevent unauthorized access, rather than depending solely on security tools.

  • Enforce least privilege: Regularly review and update access permissions so only the people and services that truly need them can reach sensitive resources.
  • Integrate security into development: Build and test security rules directly into your setup process, such as using guardrails in code and automating checks for configuration changes.
  • Prioritize ongoing governance: Document clear accountability, conduct frequent audits, and treat every incident as a learning opportunity to strengthen your overall security posture.
Summarized by AI based on LinkedIn member posts
  • View profile for Deepak Agrawal

    Founder & CEO @ Infra360 | DevOps, FinOps & CloudOps Partner for FinTech, SaaS & Enterprises

    20,547 followers

    We recently analyzed 100+ real-world cloud security incidents (expecting sophisticated attacks, zero-days, or advanced exploits.) But here’s the #1 𝐦𝐢𝐬𝐭𝐚𝐤𝐞 companies keep making (and it’s something much simpler). Companies think their biggest threat is external attackers. But in reality, their biggest risk is already inside their cloud. The #1 mistake? ☠️ 𝐈𝐀𝐌 𝐦𝐢𝐬𝐜𝐨𝐧𝐟𝐢𝐠𝐮𝐫𝐚𝐭𝐢𝐨𝐧𝐬 ☠️ Too many permissions. Too little oversight. 🚩 This is the silent killer of cloud security. And it’s happening in almost every company. How does this happen? → Developers get “just in case” permissions. Nobody wants blockers, so IAM policies get overly generous. Devs get admin access just to “make things easier.” → Permissions accumulate over time. That contractor from 3 years ago? Still has high-privilege access to production. → CI/CD pipelines are over-permissioned. A single exposed token can escalate to full cloud account takeover. → Multi-cloud mess. AWS, Azure, GCP everyone’s running multi-cloud, but no one’s tracking cross-account IAM relationships. → Over-reliance on CSPM tools. They flag risks, but they don’t fix the underlying issue: IAM is an operational mess. The worst part? 💀 This isn’t an “if” problem. It’s a “when” problem. 𝐇𝐨𝐰 𝐝𝐨 𝐲𝐨𝐮 𝐟𝐢𝐱 𝐭𝐡𝐢𝐬? ✅ Least privilege, actually enforced. No human or service should have more access than they need. Ever. ✅ No static IAM keys. Use short-lived, just-in-time credentials instead. ✅ Automate IAM drift detection. If permissions change unexpectedly, alert and rollback—immediately. ✅ IAM audits aren’t optional. You should be reviewing and revoking excess permissions at least quarterly. I’ve worked with companies that thought their cloud security was tight, until we ran an IAM audit and found hundreds of forgotten, high-risk access points. 𝐂𝐥𝐨𝐮𝐝 𝐬𝐞𝐜𝐮𝐫𝐢𝐭𝐲 𝐢𝐬𝐧’𝐭 𝐚𝐛𝐨𝐮𝐭 𝐟𝐢𝐫𝐞𝐰𝐚𝐥𝐥𝐬 𝐚𝐧𝐲𝐦𝐨𝐫𝐞. 𝐈𝐝𝐞𝐧𝐭𝐢𝐭𝐲 𝐢𝐬 𝐭𝐡𝐞 𝐧𝐞𝐰 𝐩𝐞𝐫𝐢𝐦𝐞𝐭𝐞𝐫. If you’re treating IAM as a one-time setup instead of a continuous security process, you’re already compromised. When was the last time your team did a full IAM audit? Deepak Agrawal

  • View profile for Abiodun Adeosun

    Helping African Businesses & Fintechs Stay Secure & Compliant | ISO 27001 Lead Implementer | NDPR | 7+ Years Protecting What Matters | MSECB Auditor | PECB Certified Lead Auditor & Trainer | COBIT, TOGAF, PCI DSS

    10,427 followers

    Most cloud breaches don’t happen because the cloud is insecure. They happen because governance stops at “we use AWS/Azure.” After reviewing and implementing Cloud Security Policies across regulated environments, one thing is clear: Cloud security failure is rarely technical. It’s almost always a governance failure. A mature Cloud Security Policy is not a document for auditors; it is an operating model. Here’s what strong organisations get right 1. They don’t “move to cloud”, they define accountability Clear ownership across the Shared Responsibility Model Board → CISO → Cloud Security Architect → DevOps → Vendors No ambiguity. No finger-pointing during incidents. 2. They design security before deployment, not after exposure • Secure-by-design architectures • Zero Trust baked into IAM, networks, APIs • Infrastructure-as-Code as a control, not convenience Misconfigurations are treated as risks, not mistakes. 3. Identity becomes the new perimeter • Mandatory MFA • Just-in-Time privileged access • Service accounts treated as high-risk identities • Quarterly access reviews that actually remove access This is how breaches are prevented quietly. 4. Data protection is enforced, not assumed • Encryption at rest and in transit by default • Customer-managed keys for regulated workloads • DLP monitoring for insider and third-party risks • Region-locked data to meet GDPR, DPDP & banking rules 5. They plan for cloud exit on Day One Vendor lock-in, contract termination, data purge, key revocation, and documented before onboarding. This is where most organisations fail regulatory scrutiny. 6. Logging is treated as evidence, not noise Centralized logs Immutable audit trails Real-time detection across IAM, APIs, networks, and workloads Because if you can’t prove control, you don’t have control. This is what regulators, auditors, and boards now expect Not “we use cloud security tools,” but “we govern cloud risk end-to-end.” If you’re in: • Banking • Fintech • Government • Highly regulated enterprises …and your cloud security is still tool-driven instead of policy-led, you’re exposed even if nothing has happened yet. I work at the intersection of cloud, governance, ISO 27001, SOC 2, and regulatory compliance, helping organisations move from cloud usage to cloud control. If this resonates, we’re likely solving the same problems. Find attached a cloud security policy from MoS #CloudSecurity #CloudGovernance #ISO27001 #CyberRisk #Compliance #ITGovernance #RegTech #ZeroTrust

  • View profile for Taimur Ijlal

    ☁️ Cloud & AI Security Leader | Senior Security Consultant @ AWS | Teaching 100K+ Professionals how to secure Cloud & Agentic AI | Best-Selling Author | YouTube: Cloud Security Guy

    26,699 followers

    What is the real key to breaking into cloud security? Skills that prove you can secure real-world environments. Here’s what matters more than a certificate 👇 1 - Infrastructure as Code (IaC): ↳ Can you secure cloud infrastructure before it’s even deployed? With IaC tools like Terraform and AWS CloudFormation, you define and manage infrastructure through code. But here’s the catch—misconfigurations in code can lead to massive vulnerabilities. Learn how to integrate security into your IaC pipelines to catch issues early. 2 - Secure Architecture Design: ↳ Cloud security isn’t just about patching vulnerabilities. It’s about designing systems that are secure from the ground up. Do you know how to build a secure VPC, configure IAM with least privilege, and implement network segmentation in multi-cloud environments? Architects prevent breaches before they happen. 3 - Identity and Access Management (IAM): ↳ Identity is the new perimeter in the cloud. Mastering IAM means knowing how to create least privilege policies, manage roles and permissions, and secure access to sensitive resources. Can you detect over-permissioned roles or misconfigured trust relationships? If you control access, you control the cloud. 4 - Security Automation: ↳ Manual security processes don’t scale in the cloud. Automation is key to staying ahead of threats. Learn how to automate security checks, incident response workflows, and compliance audits using tools like AWS Lambda, Security Hub, and GuardDuty. Automate the routine, focus on the critical. Focus on hands-on projects, real-world scenarios, and continuous learning. That’s how you stand out in the crowded world of cloud security. Good luck on your cloud security journey!

  • View profile for David Linthicum

    Top 10 Global Cloud & AI Influencer | AI Architect & GenAI Pioneer | Keynote Speaker | 5x Bestselling Author | Podcast & TV Guest Expert

    198,752 followers

    What Drives Your Cloud Security Strategy? It’s Not Your Tool Stack. I keep seeing the same pattern: organizations spend more each year on cloud security tools, yet preventable incidents continue to climb. The uncomfortable reality is that cloud security rarely fails because we lack technology. It fails because we lack consistent execution. Consider the “modern” multicloud enterprise that adopts AWS, Azure, and Google Cloud, then adds AI-powered monitoring, automated compliance reporting, and a stack of dashboards that look impressive in board meetings. And then a breach happens anyway—triggered by something basic, like a misconfigured storage bucket that exposes sensitive data. That’s not a tooling gap. That’s a people, process, and governance gap. Misconfiguration remains a top driver of cloud risk because the cloud rewards speed, and speed without guardrails creates exposure. Identity has become the real perimeter, so compromised credentials and excessive privileges are more dangerous than many network threats. Shadow IT is still thriving, not because teams love breaking rules, but because governance often slows delivery to a point where groups route around controls. And automation doesn’t eliminate risk; it can scale mistakes and amplify noise when teams lack the skill and clarity to interpret findings and respond decisively. If you want a cloud security strategy that actually works, start with fundamentals: invest continuously in hands-on training that matches how fast cloud platforms change, establish clear accountability for configuration standards and exceptions, build cross-functional governance that enables the business to move quickly with guardrails, bring in outside experts for real knowledge transfer rather than checkbox audits, and treat every incident as fuel for continuous improvement instead of a one-off remediation. If your strategy is “buy another product,” you’re probably treating symptoms. If your strategy is “build competence, enforce guardrails, and create accountability,” you’re addressing the root problem. #CloudSecurity #Cybersecurity #CloudComputing #DevSecOps #IAM #SecurityGovernance #RiskManagement #CloudStrategy #MultiCloud #ZeroTrust What drives your cloud security strategy? https://lnkd.in/evYwKJuA

  • View profile for Dr. Gurpreet Singh

    🚀 Driving Cloud Strategy & Digital Transformation | 🤝 Leading GRC, InfoSec & Compliance | 💡Thought Leader for Future Leaders | 🏆 Award-Winning CTO/CISO | 🌎 Helping Businesses Win in Tech

    16,044 followers

    Cloud Security Isn’t a Feature—It’s a Muscle. Here’s How to Train It in 2024. Last year, an AWS misconfiguration at a Fortune 500 retailer exposed 14M customer records. The culprit? A ‘minor’ S3 bucket oversight their team ‘fixed’ 8 months ago. Spoiler: They hadn’t. During a recent CSPM (Cloud Security Posture Management) audit, we found a client’s Azure Blob Storage was publicly accessible by default for 11 months. Their DevOps team swore they’d locked it down—turns out their CI/CD pipeline silently reverted settings during deployments. Cost of discovery? $458k in compliance fines. Cost of prevention? A 15-line Terraform policy. Modern cloud breaches aren’t about hackers outsmarting you. They’re about teams failing to enforce consistency *across ephemeral environments. Tools like AWS GuardDuty or Azure Defender alone won’t save you. Why? 73% of cloud breaches trace to* misconfigurations teams already knew about *(Gartner 2024) Serverless/IaC adoption has made drift detection 23x harder than in 2020* Proactive Steps (2025 Edition): 1️⃣ Embed Security in IaC Templates Use Open Policy Agent (OPA) to bake guardrails into Terraform/CloudFormation Example: Block deployments if S3 buckets lack versioning + encryption 2️⃣ Automate ‘Drift’ Hunting Tools like Wiz or Orca Security now map multi-cloud assets in real-time Pro tip: Schedule weekly “drift reports” showing config changes against your golden baseline 3️⃣ Shift Left, Then Shift Again GitHub Advanced Security + GitLab Secret Detection now scan IaC pre-merge Case study: A fintech client blocked 62% of misconfigs by requiring devs to fix security warnings before code review 4️⃣ Simulate Cloud Attacks Run breach scenarios using tools like MITRE ATT&CK® Cloud Matrix Latest trend: Red teams exploit over-permissive Lambda roles to pivot between AWS accounts The Brutal Truth: Your cloud is only as secure as your least disciplined deployment pipeline. When tools like Lacework or Prisma Cloud flag issues, they’re not alerts—they’re invoices for your security debt. When did ‘We’ll fix it in the next sprint’ become an acceptable cloud security strategy? Drop👇 your #1 IaC security rule or share your worst ‘drift’ horror story.

  • View profile for Marius Poskus

    Cybersecurity Executive @ Fintech | Cybersecurity Leader | Board Advisor | AI Security | mpcybersecurity.co.uk

    24,464 followers

    A CISO was alerted by a third-party researcher Their company had a publicly accessible cloud storage bucket It contained 2.3 million customer records The bucket had been public for 14 months The CISO had no idea it existed Neither did the team that created it A developer had provisioned it during a proof of concept two years earlier. The project was cancelled. The developer moved teams. The bucket remained - public, unencrypted, unmonitored, containing production data copied there for testing and never deleted. The CISO asked the cloud team how many storage buckets the organisation had in total The answer took two days Final count: 1,847 buckets across 12 AWS accounts Security had visibility into 3 of them The full audit of the remaining 9 accounts found: → 23 publicly accessible storage buckets → 14 databases with no encryption at rest → 31 IAM roles with wildcard permissions → 8 accounts using root credentials for day-to-day operations → 4 environments with no logging - no audit trail whatsoever None of it provisioned by security. All of it provisioned by engineering teams moving fast. The CISO called an emergency meeting with the CTO. "Security had visibility into 3 of our 12 cloud accounts." "We have dozens of teams building in the cloud. They move fast." "They're moving fast into our next breach." "Security would slow them down." "A breach will stop them completely." What changed immediately: → Cloud Security Posture Management deployed across all accounts — full visibility within 72 hours → Public access blocks enforced by default across all storage → IAM governance programme launched - wildcard permissions eliminated → Cloud security guardrails built into provisioning - security by default, not by request Three months later: → Public buckets: 23 → 0 → Unencrypted databases: 14 → 0 → Accounts with full security visibility: 3 → 12 The lesson: cloud agility and cloud security are not opposites But they require deliberate reconciliation Left to default, speed wins and security becomes an afterthought The misconfiguration that exposes millions of records is almost never deliberate It's what happens when nobody made security the path of least resistance How many cloud accounts does your organisation have? Does security have visibility into all of them? SOC(k)s hit hard courtesy of Cytix #cybersecurity #ciso #leadership #technology #cloud #aws #s3 #cloudsecurity #exposure #visibility #cto

  • View profile for Nathaniel Alagbe CISA CISM CISSP CRISC CCAK CFE AAIA FCA

    IT & Cybersecurity Audit Leader | AI Audit | AI Governance | Cloud Audit | Cyber & Tech Risk | Cyber & Tech Controls | AI Risk & Controls | Transforming Risk into Boardroom Intelligence

    24,268 followers

    Dear IT Auditors, Cloud Security Auditing and IAM Review In today’s cloud-driven world, identity is everything. Firewalls and networks no longer define the perimeter, users, service accounts, and access keys do. That’s why auditing Identity and Access Management (IAM) has become one of the most critical parts of any cloud security review. It’s where the control framework either holds strong or quietly fails. 📌 Start with visibility You can’t protect what you can’t see. Most organizations operate across multiple cloud platforms: AWS, Azure, Google Cloud, each with its own IAM model. The first audit step is understanding the full landscape. Are all identities, human and non-human, accounted for? Are there service accounts or API keys no one remembers owning? Hidden identities are hidden risks. 📌 Enforce least privilege In the cloud, it’s easy to grant broad permissions “just to get things working.” But over time, those privileges pile up. Audit how effectively least privilege is enforced. Identify users or applications with unnecessary admin rights and confirm that temporary access is revoked once it’s no longer needed. 📌 Check MFA consistency Multi-factor authentication (MFA) should be non-negotiable. Verify that MFA is active for every user, including privileged accounts and third-party connections. Gaps here are often where attackers find their way in. 📌 Look closely at federated access and SSO Most organizations rely on single sign-on and federation to simplify user access. Audit whether those integrations are secure, tokens expire properly, and logs capture all authentication activity. A weak federation setup can turn one compromise into a full-blown breach. 📌 Review key and credential management API keys and tokens deserve the same protection as passwords. Audit how they’re stored, rotated, and monitored. Keys hardcoded into scripts or repositories are silent exposures waiting to be found. 📌 Don’t ignore monitoring and alerting IAM logs tell the real story of who accessed what, when, and how. Review whether identity logs are centralized, analyzed, and used to trigger alerts for privilege changes or suspicious login attempts. Strong IAM audits give leaders more than compliance, they deliver assurance that access is controlled, accountability is clear, and cloud security rests on solid ground. #CloudSecurity #IAM #CybersecurityAudit #ITAudit #AccessControl #InternalAudit #CloudGovernance #RiskManagement #AuditLeadership #CyberResilience #CyberVerge #CyberYard

  • View profile for Russell P Reeder

    Founder & CEO, KeyDelta | Keynote Speaker: AI, Execution, Leadership | Author, Heroes Don’t Scale (coming 2026) | 9 PE-backed companies, 6 continents | Forbes Technology Council

    16,592 followers

    As I speak with our customers and many friends’ companies about their 2025 IT and cybersecurity plans, I’m surprised at how average most approaches are. While everyone recognizes the blazing pace of technological change and how bad actors are weaponizing advanced AI, surprisingly, few organizations have taken critical steps to protect themselves or keep up with innovation. As CEO of ATSG, a Managed Services Provider (MSP), I see too many companies relying on various legacy systems and doing the bare minimum to ward off AI-enabled threats and capture fantastic opportunities. I’d love to see every organization elevate its game by focusing on: - Advanced Threat Detection – Beyond simple signature-based tools, leverage behavioral analysis and machine learning for proactive defenses. - Comprehensive Endpoint Security for every device, especially in a work-from-anywhere world, include continuous patch management and endpoint detection & response (EDR/XDR). - AI-driven SOC (Security Operations Center) – Use real-time threat intelligence to focus on the most critical risks while reducing noise. - Dark Web Monitoring for Early Warning – Spot leaked credentials or potential brand impersonation quickly, then respond decisively. - Proper Compliance – More than just ticking boxes; integrate governance, risk, and compliance (GRC) into daily operations. - Network Observability & Management – Implement zero–trust architectures, micro-segmentation, and real-time monitoring for proactive fixes and near-100% uptime. - Virtual Desktops (DaaS) – Enable employees to securely access their workspace from any device, anywhere, while centralizing data protection. - Modern Call Center Solutions (CCaaS) – Integrate AI for training, real-time coaching, and tier-one automation to improve CX and efficiency. - Upgraded Unified Communications (UCaaS) – Provide a seamless, integrated experience for employees and customers, regardless of location. - Cloud Architecture & Security Reviews – Continuously optimize for cost, scalability, redundancy, and compliance with solutions like CSPM (Cloud Security Posture Management). - Strategic Use of AI – Identify where AI can help your organization be more productive and achieve higher quality results with fewer resources. - Holistic Identity & Access Management – Adopt strong multi-factor authentication (MFA) and consider passwordless or zero trust frameworks to limit lateral movement. - Security Training & Incident Response – Regularly train staff on phishing, social engineering, and AI-based scams. Maintain an up-to-date incident response plan and test it often. I’m curious to hear your thoughts on where companies can improve to keep pace with this new era. Onward and upward, Russ #futureproof #AItech #Cybersecurity #MSP #deliveringservice

  • View profile for Daniel Sarica

    Fondator HIFENCE | IT & cybersecurity pentru companii românești | Scriu despre risc operațional, NIS2 și continuitate

    9,136 followers

    Is your security team stuck in firefighting mode? Use this Cybersecurity Strategy Matrix to build a balanced security roadmap: 𝟭. 𝗘𝗺𝗯𝗲𝗱𝗱𝗲𝗱 𝗦𝗲𝗰𝘂𝗿𝗶𝘁𝘆 (Existing Systems + Existing Controls) → Strengthen password policies and access management → Enhance patch management processes → Conduct deeper security awareness training → Low risk, focuses on security fundamentals 𝗢𝘂𝘁𝗰𝗼𝗺𝗲: Strong foundation with minimal disruption 𝟮. 𝗦𝗲𝗰𝘂𝗿𝗶𝘁𝘆 𝗜𝗻𝗻𝗼𝘃𝗮𝘁𝗶𝗼𝗻 (Existing Systems + New Controls) → Implement EDR/XDR solutions over traditional antivirus → Deploy AI-based threat hunting capabilities → Adopt zero-trust architecture frameworks → Moderate risk, leverages advanced protections 𝗢𝘂𝘁𝗰𝗼𝗺𝗲: Significantly improved protection without system overhaul ����. 𝗦𝗲𝗰𝘂𝗿𝗶𝘁𝘆 𝗘𝘅𝗽𝗮𝗻𝘀𝗶𝗼𝗻 (New Systems + Existing Controls) → Extend current security monitoring to cloud workloads → Apply existing controls to newly acquired systems (M&A) → Secure shadow IT with established security baselines → Moderate risk, focuses on consistent security coverage 𝗢𝘂𝘁𝗰𝗼𝗺𝗲: Unified security posture across your growing environment 𝟰. 𝗦𝗲𝗰𝘂𝗿𝗶𝘁𝘆 𝗧𝗿𝗮𝗻𝘀𝗳𝗼𝗿𝗺𝗮𝘁𝗶𝗼𝗻 (New Systems + New Controls) → Build security for containerized environments → Implement quantum-resistant encryption → Develop custom security for IoT/OT environments → Highest risk, prepares for emerging threat landscapes 𝗢𝘂𝘁𝗰𝗼𝗺𝗲: Future-proofed security ready for emerging threats Effective cybersecurity requires balancing immediate needs with long-term resilience. Where is your security program investing today?

  • View profile for Benjamin Knauss

    CTO, CIO, CISO - Technology Executive, speaker, author, futurist

    7,056 followers

    After advising public company boards and leading cloud security at scale, I’ve seen the same governance gaps sink even well-funded programs. Here’s what to avoid: 1. Treating "Compliance" as Security 🚫 Mistake: Checking boxes for SOC 2/ISO 27001 but ignoring business-context risk (e.g., "Our AWS is compliant!" while shadow IT explodes). ✅ Fix: Map controls to real-world threats (e.g., "Encryption matters because a breach here = $XM in SEC fines + stock dip"). 2. Delegating Cloud Security to DevOps Alone 🚫 Mistake: Assuming engineers will "shift left" without guardrails (e.g., 100+ AWS accounts with no centralized IAM governance). ✅ Fix: Pair automation with human oversight 3. Ignoring the Board’s Language 🚫 Mistake: Drowning directors in CVSS scores instead of business impact (e.g., "Log4j = 9.8 severity" → "Log4j = 30% revenue risk if our e-commerce API goes down"). ✅ Fix: Use a 3-layer report: Technical finding (vulnerability) Business risk (reputation, revenue, regulatory) Strategic ask ("We need $Y to mitigate Z"). The Bottom Line: Cloud security isn’t about tools—it’s about aligning guardrails with business survival.

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