ISO/IEC 27001 Compliance Made Simple
ISO/IEC 27001 is the cornerstone of information security management, globally recognized and built on confidentiality, integrity, and availability. It addresses risks with best practices and controls designed to build trust. Since so many critical data flows now run in the user's browser, server-side security alone is not enough. You need client-side visibility and control. cside delivers both and adds audit-ready reporting on top.
ISO/IEC 27001 in a Nutshell
At the heart of ISO/IEC 27001 lies a broad concern: keeping information safe. That covers financial information, intellectual property, employee records and all the data customers, and partners share with you.
ISO/EIC 27001 defines the requirements for an Information Security Management System (ISMS). Annex A turns those into 93 measures across 4 foundational pillars: the organization, the people in it, the physical construction, and the technology. Policies and procedures are the backbone of the organizational measures (5.1–5.37). Eight measures define how people should handle data (6.1–6.8). Fourteen (7.1–7.14) outline how to physically protect, store and delete data. Thirty-four (8.1–8.34) lay the foundation for secure and compliant IT systems. Organizations select and combine these components into a playbook, the Statement of Applicability (SoA), tailored to their situation.
What ISO/IEC 27001 Means for You
Organizations of all shapes and sizes can set up ISO/IEC 27001. They create their SoA with a selection of controls relevant and justified to their context, risk assessment and risk treatment procedures. The framework is not legally mandatory, unless your sector or contracts require it. But if you decide to comply, you must live up to it and be ready for regular audits.
That puts real responsibility on organizations. A poor audit can make you lose the certification. And when that happens, you lose something harder to restore: trust.
How cside Facilitates ISO/IEC 27001 Compliance
Your organization needs to be able to show proof of compliance, not just your policies but evidence. cside delivers that evidence: detailed logs, controls and SoA-mapping, aligned with your risk treatment plan. Most security risks now start in the user's browser: malware or man-in-the-browser attacks, compromised scripts, session hijacking or data breaches. ISO/IEC 27001 doesn't prescribe specific client-side controls, but it requires you to manage and test these risks. cside speeds up compliance with visibility, script integrity checks and audit ready reporting.
Understanding ISO27001 requirements
Minimum-necessary & data loss prevention at the edge
Collect only what's needed. cside masks or deletes sensitive fields in-browser and blocks exfiltration of cookies and form data to unexpected endpoints.
Configuration integrity & pre-execution control
You can't control what you can't see. cside enforces approved paths before execution, blocks unauthorized scripts/tags and risky destinations, and logs every change for a clear trail.
Use of cloud services & third-party governance
Data flows only to approved service providers under proper terms. cside continuously monitors third-party scripts and destinations, mapped to your provider register, with exportable evidence.
Monitoring & audit evidence
cside captures exportable, time-stamped request-level logs, destination maps, and a script inventory. You see which scripts run, the fields they touch, and where data goes. It gives 24/7 proof your controls operate effectively.
Incident detection & forensics
Catch exfiltration and script tampering in real time. cside alerts on new endpoints and changes on critical pages, and records what ran and where data went so teams can assess impact, respond, and keep evidence.
Real World Example
The Scenario
An app of a certified organization stores sensitive customer data unencrypted in the browser's localStorage. A remote team member uses a shared computer and accidentally forgets to log out properly. Consequently, data is cached unprotected in the browser. The next user opens the app and data from the previous session is auto-filled. This is a breach of ISO/IEC 27001 controls on encryption and data protection.
With cside
cside masks or deletes sensitive fields in-browser and blocks form data to unexpected endpoints. It also sends alerts with detailed logs: audit-ready evidence.
The Result
Result: no data leaves the browser, immediate alerts with detailed evidence ready for reporting.
Leading companies trust cside
Built for security teams who need visibility inside the browser, cside delivers proven defense against modern client-side attacks while supporting major compliance frameworks. Your trusted partner for regulatory compliance in the browser. We are your trusted partner for securing the last mile of the web.
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*This page describes product capabilities and how they may support your compliance program. It is not legal advice. Requirements vary by organization and jurisdiction.