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250+ projects · 5.0 on Google · 100% in Germany
IT security with prioritised controls, evidence and sustainable ops
For mid-sized companies: NIS-2, ISO and day-to-day hardening—audits become action plans – delivery and project ownership from Germany (Leer/East Frisia), named contacts, no offshore guesswork.
- 250+ delivered projects
- 5.0 stars on Google
- 100% engineering in Germany
IT security needs a clear security plan—not isolated tools without governance.
Cybersecurity consulting and a security audit company deliver defensible priorities. Cyber security consulting and IT security audit at enterprise level—delivered from East Frisia.
Security audits·Penetration tests·GDPR & ISO 27001|Made in Germany
NIS2 for mid-sized companies
Obligations, incident notification timelines and supply-chain security: our long-read maps scope, technical controls and management accountability for SMEs—with practical links to IT security and ISMS work.
Open the topic page “NIS-2 for mid-sized companies”IT security: context for leadership and IT
IT security is rarely pure technology. It protects supply chains, finance and trust when attacks rise and evidence is tight.
Cybersecurity consulting makes risks visible. Budget goes to measures that work—not loose tools without ownership.
A security audit company delivers prioritised findings. Next comes a written security plan. It ties technical and organisational guardrails together and speeds approvals.
Procurement and enterprises often require cyber security consulting or a formal IT security audit. We turn that into clear work packages for SMEs.
IT security only works with a plan: cybersecurity consulting, a security audit company and a durable security plan.
Cyber security consulting and IT security audit give you the same language as large enterprises—scaled for mid-sized businesses.
Typical weak spots
- Shared credentials across users.
- Old VPNs and missing patch cadence.
- Unclear data ownership for SaaS and interfaces.
- No clear incident playbooks.
Without a shared goal, even a large budget misses impact. We combine consulting, audit and security plan with optional rollout.
We integrate hardening and monitoring into running projects. Made in Germany—short paths from East Frisia. We coordinate external auditors when needed.
A formal IT security audit plus clear cyber security consulting outputs give leadership, IT and suppliers one risk language.
Go deeper: strategic IT consulting for architecture and security roadmap, security audit and penetration tests in our topic cluster, estimate IT security cost and audit scope.
Cybersecurity consulting: align risk, budget and owners
Capture loss scenarios and protection goals
Cybersecurity consulting aligns likelihood and business impact. Leadership and IT share the same priorities.
Make IT systems and critical data visible
Without identities, exposed services and data classes your security plan stays abstract.
Agree roadmap and review cadence
- Prioritise measures by benefit and effort.
- Retests and KPIs keep impact durable.
- Cybersecurity consulting stays measurable over years.
Security audit company: method, evidence, priority
Document scope, depth and exclusions
A security audit company needs clear boundaries: systems, windows, accounts. That keeps results comparable.
Findings with risk score and recommendation
We rank issues by exploitability and impact. IT security becomes steerable—not only red/green charts.
Remediation and retest
After fixes we re-check critical items. That preserves audit trails and supplier evidence.
Build the security plan: structure, controls and sign-off
Roles, policies and technical guardrails
The security plan anchors access, logging, backup and supply chain in writing. It is more than a tool list.
Legal requirements without slide decks only
We map GDPR technical measures and sector rules to concrete controls in your IT systems.
Rollout plan and metrics
- Milestones, owners and KPIs connect plan and operations.
- IT security stays alive—not a one-off PDF.
Cyber security consulting and IT security audit: how they differ
Cyber security consulting: target picture and business case
Cyber security consulting aligns programmes, budget and security setup. Use it before major investment or with corporate mandates.
IT security audit: as-is evidence and gap list
An IT security audit proves current effectiveness. It complements the security plan and external stakeholders.
Sensible order
- Short consulting for scope and risk.
- Audit for defensible gaps.
- Security plan for rollout and owners.
IT security in operations: hardening, monitoring, improvement
Patch, backup and identity discipline
- Weak spots often sit on stale agents and overly broad rights.
- Missing restore tests break real incidents.
Detection and security logging
Central review and alerts shorten response time. That underpins audit evidence.
Reviews and tabletops
Playbooks and drills keep cybersecurity consulting and operations aligned when systems or teams change.
Rules and evidence: from advice to an auditable package
GDPR and technical measures
A security audit company can sample-check controls. The security plan documents the target setup.
NIS2 and critical sectors
Risk and supply chain gain weight. Cybersecurity consulting should clarify scope early. For sectors, deadlines and typical investment bands, see our NIS-2 topic guide for mid-sized companies.
Customers and insurers
IT security audit and policies are often tender requirements. Cyber security consulting aligns expectations early.
Current threats
Risk analysis and IT security start with clear scenarios. These patterns are the most common.
Ransomware & malware
- Encrypts or steals data.
- Demands ransom from the business.
- Hits SMEs hard.
Phishing & social engineering
- Targets people, not only technology.
- Lures users into sharing access or clicking.
- Needs awareness and clear rules.
DDoS attacks
- Overwhelms services with traffic.
- Makes systems unreachable.
- Mitigate with filtering and capacity.
Insider risk
- Negligence or low awareness.
- Malicious use of privileges.
- Reduce with roles and monitoring.
Data leaks
- Sensitive data moves outside.
- Cost and reputational damage rise.
- Prevent with access control and encryption.
Zero-day exploits
- Uses unknown vulnerabilities.
- Vendors may have no patch yet.
- Defend with layers and fast updates.
Our IT security services
We turn security audit company work and cybersecurity consulting into concrete packages for your IT systems.
Security audits and assessments
We review your IT systems for weaknesses and produce a security plan for your organisation.
- Holistic view and risk analysis.
- Prioritised vulnerability list.
- Security policies and roles.
- Check against legal requirements and ISO.
- Aligned with security audit company practice.
Penetration tests
We run controlled attacks so you see gaps before real attackers do.
- External and internal pentests.
- Web app and API testing.
- Social engineering tests.
- Wireless checks per scope.
- Reports with clear recommendations.
Firewall and network
We roll out firewalls and VPNs with clear rules. Protection and usability stay balanced.
- Modern firewalls with clear policies.
- VPN for secure remote access.
- IDS/IPS where risk requires it.
- Segmentation for sensitive zones.
- Wi‑Fi with solid standards.
Endpoint security
We harden PCs, laptops and mobile devices against malware. Productivity stays usable.
- Anti-malware and EDR as needed.
- Encryption for devices and data.
- MDM for mobile work.
- Patch cycles with quality control.
- Monitoring for suspicious activity.
Privacy and GDPR
We support GDPR and further legal requirements. Process and technology stay aligned.
- Compliance checks and gap lists.
- Documentation for processing activities.
- Rollout of technical safeguards.
- Impact assessments when needed.
- Training for internal roles.
Security training
We train teams on IT security and common traps. People remain a key control.
- Awareness sessions with practical focus.
- Phishing drills with reporting.
- Secure use of mobile devices.
- Workshops for IT admins.
- Refreshers on a fixed cadence.
For connected devices and products see our guide on IoT security (secure boot, encrypted communication, FOTA).
Our process
1
Analysis
We review your IT systems and capture risks and analysis results.
2
Planning
We draft the security plan to match budget and legal requirements.
3
Rollout
We implement measures with minimal disruption to daily work.
4
Training
Teams learn new rules and tools for secure operations.
Benefits of a professional IT security strategy
Protection against cyber attacks
- Fewer successful attacks on critical data.
- Clear access rules instead of open surfaces.
Meet legal requirements
- Map GDPR and sector rules cleanly.
- Lower risk of fines and litigation.
Less downtime
- Less outage from security incidents.
- IT services stay available more often.
Lower costs
- Fewer expensive emergency fixes after incidents.
- Prevention often costs less than recovery.
More trust
- Customers and partners see clear evidence.
- High standards become visible and auditable.
Competitive edge
- Process sensitive data safely and meet tender requirements.
- Security becomes a differentiator.
Why Groenewold IT Solutions?
- Experts: Certified team for IT security and audits.
- Holistic: Technology, organisation and training work together.
- Tailored: Security plan for your budget and risk—not a generic catalogue.
- Proactive: We reduce risk before incidents hit.
- Ongoing: Monitoring and regular checks for stable operations.
Need IT security?
We protect your IT infrastructure
Audit, pentest or legal requirements—we give clear next steps.
Secure your organisation now
IT security is not a one-off project. Care and reviews keep protection effective.
Contact us for a no-obligation conversation on scope and budget.
Layered protection in daily operations
Zero Trust: trust nothing without checks
The Zero Trust model grants no blind trust to users or devices.
Every access is verified—with two-factor authentication and clear roles.
A secure VPN and tight roles limit lateral movement in the network.
We introduce Zero Trust step by step—from login to segmentation in your security setup.
Encryption at every layer
Encryption protects against data theft—one of the strongest controls.
SSL/TLS secures data between browser and server.
End-to-end encryption shows content only to the intended recipient.
A well-configured firewall filters at the edge and reinforces layers.
Backup and recovery when it matters
No defence is perfect. You need a clear backup and disaster recovery strategy.
We set RTO and RPO with you.
Automated backups and regular restore tests keep operations stable.
That prepares you for ransomware: clean copies instead of ransom payments.
What does a security incident cost? – Estimate cyber risk now →
L
Kundenstimme
“Vielen Dank für die schnelle und unkomplizierte Abwicklung unseres Projektes. Durch die sehr agile und mitdenkende Arbeit von Groenewold IT Solutions konnten wir ein beinahe aussichtsloses Projekt glücklicherweise noch rechtzeitig launchen und die Weichen für die weitere Zusammenarbeit legen. Das gesamte Team hat während der Zusammenarbeit Vollgas gegeben und einen reibungslosen Ablauf zwischen mehreren Instanzen sichergestellt.”
Leon Neuhäuser
Neuhäuser Digital
Everything you should know
We order topics by risk and maturity: pentest, hardening, incident response.
That helps you prioritise measures and align with business teams.
- Security by Design – IT security from the first line of code.
- Security audit and penetration tests – when an audit makes sense.
- GDPR in practice – access, encryption, deletion.
- Secure APIs and interfaces – OWASP API Top 10 and testing.
All articles belong to IT security and cross-link where it fits.
Related topics for IT Security
Everything you should know
We order topics by risk and maturity: pentest, hardening, incident response. The articles below help you prioritise measures and align with business teams.
- NIS-2 für den Mittelstand: Pflichten, Fristen, UmsetzungNIS-2 im Überblick: Sektoren, Pflichten, BSI-Meldungen, Sanktionen und IT-/Software-Umsetzung für Mittelständler.
- Security by Design: IT-Sicherheit von der ersten Codezeile anSecurity by Design: Sicherheit von der ersten Codezeile – Prinzipien, Best Practices und unser Vorgehen bei Softwareprojekten.
- Sicherheitsaudit und PenetrationstestsWann ein Audit sinnvoll ist und was Sie davon erwarten können.
- DSGVO technisch umsetzenVerschlüsselung, Zugriffskontrolle, Löschkonzepte – technische Maßnahmen für den Datenschutz.
- Sichere APIs und SchnittstellenAPI-Sicherheit aus IT-Security-Sicht: OWASP API Top 10, Penetration Testing, Input-Validierung und Threat Modelling für Schnittstellen.
All topics belong to IT Security and cross-link where it makes sense.
Frequently asked questions
IT security: consulting, audit and security plan
IT security: questions on consulting, audit and security plan
What is the difference between cybersecurity consulting and simply buying security tools?
Cybersecurity consulting clarifies risks and roles before budget goes into tools. Without a clear security setup you keep gaps in identities, logs and patches. We prioritise measures by risk and impact. KPIs and a roadmap align IT and business. A security audit company delivers evidence, not marketing claims.
Where enterprises expect cyber security consulting, we deliver the same depth with clear work packages for your IT systems. We align training, playbooks and supplier access. Later, an IT security audit can re-check the same assumptions.
How does a security audit company engagement typically run at Groenewold IT?
A security audit company engagement starts with scope and critical assets. What may fail? Which data is sensitive? Which interfaces are exposed? We combine document review, configuration checks and, where needed, tests or pentest sections. You get a prioritised findings register with effort and quick wins. We reuse that base for the written security plan without duplicate work.
Many buyers call that an IT security audit. We give traceable evidence for management and auditors. We agree windows, test accounts and escalation. Retests follow clear rules.
What must a security plan contain if we commission one?
A solid security plan states protection goals, roles, risks and technical and organisational measures tied to your systems. It connects incidents, backups, access and supply chain—no generic checklists only. Cybersecurity consulting turns legal requirements such as GDPR and NIS2 into concrete controls. A security audit company can sample-check later. Cyber security consulting helps when corporate targets define your architecture.
Versioning, approvals and training records keep the plan alive. IT security stays the basis for budget and operations—not a one-off PDF.
When do we start with cyber security consulting and when with an IT security audit first?
Cyber security consulting helps when goals and budget are still unclear before large cloud, ERP or integration programmes. An IT security audit fits when systems are live and you need evidence on gaps and compliance. In practice: short consulting, then audit, then security plan for rollout and owners.
Without priorities, even large tool budgets burn waste. Cybersecurity consulting must include SaaS and supplier portals. Otherwise the audit only covers half your IT systems.
What deliverables do we get after cybersecurity consulting and audit for customers or insurers?
Typically an audit or assessment report, a prioritised remediation backlog and risk metrics. On request we cite frameworks used. As a security audit company we document scope, methodology and retests after fixes. The security plan adds policies, roles and technical sign-off criteria. Cyber security consulting can provide board-ready templates. An IT security audit shows current effectiveness.
Consulting states an economically viable direction. We deliver executive summaries and pentest annexes in language buyers, insurers and internal audit understand.
IT security and next steps
Align scope, audit depth and security plan without obligation—and implement when you are ready.
Schedule a security callUp to 50% of your investment via BAFA/KfW
Use our funding calculator to see which government grants may apply to your project.
Service cluster
Related services for IT Security
Security-by-design, audits, and technical safeguards – for systems, data, and compliance.
Related topics
Complementary services from other areas
These services are frequently requested together with IT Security or complement it thematically.
Integration & Interfaces
Consulting & Strategy
Software & Platforms
