
Professional Cybersecurity Services to Protect Your Business
MicroHackers provides senior cybersecurity consulting for SMEs and mid-sized businesses in Spain: pentesting, vCISO, cybersecurity consulting and AI security. Work directly with Oscar Calvo Moldes to assess risks and decide what to improve first.
Proactive Cybersecurity Services
Cybersecurity services for SMEs and mid-sized businesses, delivered directly by a senior consultant. Agree the scope, priorities and deliverables for your organization before work starts.
vCISO – Virtual CISO
Senior cybersecurity leadership on demand. Define a security roadmap, manage risks and coordinate priorities with your team and providers, with agreed dedication and follow-up.
Ideal for: SMEs needing security leadership, management reporting and support with applicable frameworks such as ENS, ISO 27001, NIS2 and GDPR.


AI Security Consulting
Review the architecture and risks of AI systems, LLMs and agents. Assess threats such as prompt injection, data leakage and supply-chain exposure, then prioritize controls appropriate to your use case.
Ideal for: Businesses adopting AI or adding AI features to their products and internal processes.
Cybersecurity Consulting
Assess cybersecurity risks, review architecture and controls, and define policies and a practical improvement plan. Support with ENS, ISO 27001, NIS2 and GDPR is scoped to your needs; it does not guarantee certification or compliance.
Ideal for: Organizations needing a diagnosis, clear priorities and technical or compliance advice.

Technical & Audit Services
Technical reviews and testing help identify vulnerabilities, misconfigurations and exposure in applications and infrastructure. We agree the authorized assets, methods, limits and deliverables before work starts, and prioritize findings for remediation.

Pentesting Services
Authorized security testing of web applications, APIs and infrastructure within an agreed scope. Combine automated checks and manual validation, with an executive and technical report, evidence and prioritized remediation recommendations.
Ideal for: Businesses needing to assess the security of their applications or infrastructure before a launch or as part of a risk review.
Why MicroHackers?
- Direct access to a senior consultant
- Pentesting, vCISO, cybersecurity consulting and AI security
- Security priorities aligned with your business
- Agreed scope and clear deliverables
- Practical recommendations you can act on
Ready to protect your business?
Discuss your needs directly with Oscar and agree the scope, priorities and deliverables before starting.
