Advisory

Information Security

Protect critical information assets without unnecessary complexity

Many organisations invest in security measures without clear governance, prioritisation or operational integration. We support you in establishing information security structures that are risk-based, auditable and effective in daily practice — aligned with your organisation’s size, context and risk profile.

Typical situations or pains

Organisations typically contact us when one or more of the following situations arise:

Information security responsibilities and decision rights are unclear
Management lacks transparency over security risks and priorities
Security controls exist, but are not consistently implemented or monitored
Audit findings or customer questionnaires highlight gaps in security governance
Increasing reliance on cloud services, suppliers or third parties
Preparation for certification or re-certification (e.g. ISO/IEC 27001)
Incidents or near misses reveal weaknesses in processes or controls

Information security responsibilities and decision rights are unclear
Management lacks transparency over security risks and priorities
Security controls exist, but are not consistently implemented or monitored
Audit findings or customer questionnaires highlight gaps in security governance
Increasing reliance on cloud services, suppliers or third parties
Preparation for certification or re-certification (e.g. ISO/IEC 27001)
Incidents or near misses reveal weaknesses in processes or controls

Typical starting points for engagement

Engagements often start with a focused assessment or review, such as:

Information Security Risk Assessment
ISMS Design or Review (ISO/IEC 27001)
ISO/IEC 27001 Readiness Assessment
Supplier & Third-Party Security Review
Security Policy & Documentation Review

Information Security Risk Assessment
ISMS Design or Review (ISO/IEC 27001)
ISO/IEC 27001 Readiness Assessment
Supplier & Third-Party Security Review
Security Policy & Documentation Review

Our role – how we support you

Depending on your starting point, we support organisations in four clearly defined roles – from initial design to independent assurance and future-oriented development.

01 Design

Establishing clear security governance and control structures

Information security governance and policy framework design
Definition of roles, responsibilities and decision rights
Risk assessment methodology and risk treatment approach
Security architecture and control design
Integration into existing management systems (e.g. QMS, privacy, AI governance)
Design of documentation and evidence structures

02 Operate

Making information security work in daily practice

Information security risk assessments and updates
Implementation of security controls and procedures
Supplier and third-party security requirements and onboarding
Incident and vulnerability handling processes
Security awareness and role enablement
Operational support for ISMS processes

03 Assure

Providing confidence and audit readiness

Independent reviews of information security governance
Control effectiveness and implementation checks
Internal audits (ISO/IEC 27001 or integrated systems)
Supplier and third-party security reviews
Audit readiness assessments and preparation support

04 Evolve

Keeping security effective as risks and environments change

Continuous risk monitoring and reassessment
Maturity assessments and improvement roadmaps
Integration of new regulatory or contractual requirements
Scenario analysis for emerging threats
Executive sparring on strategic security decisions

Business meeting with people sitting at a conference room table

Discuss your information security situation

A short, structured conversation to understand your current security posture, key risks and next steps — without sales pressure.

Get In touch

Why Halderstone

A pragmatic, systems-oriented approach

We focus on information security that works in practice, not theoretical control catalogues
Strong experience with management system implementation and audits
Clear separation between design, operation and assurance
Independent, technology-agnostic perspective
Suitable for both smaller organisations and complex, regulated environments

We focus on information security that works in practice, not theoretical control catalogues
Strong experience with management system implementation and audits
Clear separation between design, operation and assurance
Independent, technology-agnostic perspective
Suitable for both smaller organisations and complex, regulated environments

What we deliberately do not do

We do not sell or implement security tools or products
We do not provide generic, checklist-driven security programmes

We do not sell or implement security tools or products
We do not provide generic, checklist-driven security programmes

Our services

Other advisory services

A focused set of advisory services supporting organisations in building, operating and assuring effective management and governance systems.