Cybersecurity that scales with you

Senior cybersecurity guidance, clear priorities and practical next steps

Senior cybersecurity support for SMEs

At MicroHackers, SMEs and mid-sized businesses work directly with a senior consultant on cybersecurity consulting and virtual CISO engagements.

Pentesting, risk assessment and practical security plans help you prioritize the work that matters for your organization.

Ilustración isométrica de profesional de ciberseguridad gestionando dispositivos conectados desde un panel digital, representando los servicios de vCISO y consultoría de MicroHackers.

Cybersecurity led by Oscar Calvo Moldes

Explore Oscar’s professional background

Assess Your Cybersecurity Maturity

a cybersecurity maturity assessment form with questions on two-factor authentication and access control policies, set against a dark blue background with circuit patterns.

Free Cybersecurity Tools

Assess your cyber risk and asset criticality in minutes. No signup required.

Cybersecurity Risk Calculator

Based on the OWASP methodology. Enter your threat data and get an instant risk score that tells you where your organization stands.

Calculate Your Risk Score

Asset Criticality Calculator

Work out which of your assets matter most and where to focus your security budget. Prioritize based on real business impact, not guesswork.

Assess Asset Criticality
ultime guide to securing your iot devices

MicroHackers in the INCIBE Cybersecurity Catalogue

View the MicroHackers catalogue listing

Cybersecurity Insights & Tips

Jailbreaking Artificial Intelligence LLMs

jailbreak-llm

In the realm of artificial intelligence, particularly in large language models (LLMs), the technique known as “jailbreaking” has begun to…

Generative AI in Enterprises: Security Risks Most Companies Are Not Measuring

Generative AI cybersecurity risks in enterprises, represented by a split digital AI face with warning and security icons.

Introduction: The Silent Expansion of Generative AI in Business Generative Artificial Intelligence has rapidly moved from experimentation to widespread adoption…

🔐 Essential Tips to Stay Safe Online (2025 Edition)

Essential Tips to Stay Safe Online

Keep your digital life secure with strong passwords, 2FA, and updated software. Introduction Cyber threats are evolving fast—but so can…

OWASP Top 10 for LLMs (2025) | AI Security Guide for Large Language Models

owasp llm top 10

Artificial intelligence is reshaping how software is built and used — but with great power comes significant security risk. Large…

Office 365 Login Security Risks: Tips to Stay Safe

office hacker

In the digital age, where information is at our fingertips, the search engine has become an integral part of our…

OpenAI’s GPT Store: A Game Changer for AI

gpt store

In recent years, the world of Artificial Intelligence (AI) has been buzzing with groundbreaking advancements, and OpenAI has been at…

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