Information Security

Cybersecurity as a Strategic, Ongoing Process — Protecting Your Business Today and Tomorrow

At Bigs Bilişim, we go beyond traditional cybersecurity solutions. With seasoned experts and pioneering technologies (including advanced Dark Web monitoring), we help organizations elevate their security posture to global standards.

“Security is not a product; it is a process.” That’s why we stay by your side before, during, and after implementation to ensure enduring protection and trust.

🛡️ Our Comprehensive Information Security Offering

1. In‑Depth Security Assessment & Consulting

  • Discovery workshops, risk analysis, and security roadmap planning

  • Governance, risk, and compliance (GRC) alignment

  • Best‑practice frameworks tailored to your industry needs

2. Penetration Testing & Vulnerability Analysis

  • Network, web, application, mobile, and IoT penetration testing

  • Manual & automated testing by certified ethical hackers

  • Executive reports with prioritized remediation plans

3. Digital Forensics & Incident Response

  • Root cause investigation after breach or anomaly

  • Evidence collection & reporting for regulatory or legal use

  • Real‑time incident support and mitigation planning

4. Technology Hardening & Secure Configuration

  • Firewall, VPN, endpoint, and OS hardening

  • SIEM setup, tuning, and continuous monitoring

  • Security by design for Active Directory, servers, and network devices

5. Dark Web Monitoring — Our 3W Service

  • Continuous scanning of Dark Web outlets for leaked data

  • Early alerting on exposed credentials or documents

  • Proactive shielding against data breaches

🚨 Why Choose Our Approach?

  • Expert team with proven track‑record in finance, industry, and public sectors

  • Tailored solutions — no one-size-fits-all; aligned with your risk palette

  • Process-first mindset: security evolves with your business

  • Local presence in Istanbul, global-level service quality

🧭 How We Work

Phase 1 – Analyze
In-depth audits, risk mapping, 3W Dark Web scan → detailed security report

Phase 2 – Design
Actionable remediation plan → infrastructure hardening and tool deployment

Phase 3 – Implement & Train
Hands-on installs (SIEM, firewalls, forensics tools) + staff awareness training

Phase 4 – Monitor & Optimize
Ensure continuous protection through monitoring, updates, and quarterly reviews

📈 Benefits for Your Organization

Key Benefit What You Gain
Stronger Defense Reduced vulnerabilities and proactive detection
Risk & Regulatory Compliance GDPR, KVKK, ISO‑27001 alignment
Preparedness & Resilience Fast incident response and forensic transparency
Business Continuity AI‑driven intelligence + process‑first cybersecurity support

Ready to Secure Your Digital Future?

Partner with Bigs Bilişim to build not just a security solution—but a security journey that evolves with your organization.


📧 Contact us: [email protected] | 📞 +90 212 877 55 96

Frequently Asked Questions

Answers to common questions about Bigs Bilişim information security, risk assessment, hardening, monitoring and incident response services.

What information security services does Bigs Bilişim provide?
Bigs Bilişim provides information security services including security assessment, risk analysis, vulnerability review, penetration testing coordination, infrastructure hardening, firewall and VPN configuration, SIEM setup, incident response support, digital forensics assistance and Dark Web monitoring.
Can Bigs Bilişim assess our current security posture?
Yes. Bigs Bilişim can review your current infrastructure, access controls, server configuration, network security, backup approach, monitoring coverage and operational risks. The result is a practical security report with prioritized improvement recommendations.
Do you provide penetration testing and vulnerability analysis?
Yes. Bigs Bilişim can support penetration testing and vulnerability analysis for network, web, application, mobile and infrastructure environments. The focus is not only finding weaknesses, but also helping the customer prioritize and fix them.
What is infrastructure hardening?
Infrastructure hardening means reducing security risks by improving system configuration, closing unnecessary services, applying secure access rules, strengthening authentication, reviewing permissions and aligning servers, endpoints, firewalls and network devices with security best practices.
Can you help secure Windows and Linux servers?
Yes. Bigs Bilişim supports Windows and Linux server security including patching review, service hardening, access control, firewall rules, audit policy, log collection, endpoint protection, backup validation and monitoring integration.
Do you support SIEM and security monitoring?
Yes. Bigs Bilişim can help with SIEM setup, log collection, alert tuning, dashboarding and monitoring workflows. We can also integrate security events with operational monitoring platforms such as Zabbix, Grafana, ELK and other log management tools.
What is Dark Web monitoring?
Dark Web monitoring is the continuous checking of underground sources for exposed company data, leaked credentials, documents or sensitive information. Early detection helps organizations reduce account takeover risk and respond before an exposure becomes a larger incident.
Can Bigs Bilişim help after a security incident?
Yes. Bigs Bilişim can support incident response activities such as initial investigation, evidence collection, root cause analysis, containment planning, remediation guidance, reporting and post-incident hardening recommendations.
Do you help with KVKK, GDPR or ISO 27001 alignment?
Yes. Bigs Bilişim can help organizations improve technical controls related to KVKK, GDPR and ISO 27001 alignment. This may include access control, logging, backup, encryption, data protection, security policy support and operational evidence collection.
How can a company start an information security project with Bigs Bilişim?
The first step is a security assessment to understand the current environment, risks and business priorities. After that, Bigs Bilişim can prepare a remediation roadmap covering quick wins, critical fixes, monitoring improvements and long-term security maturity.