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
MicroHackers sample pentesting report

MicroHackers in the INCIBE Cybersecurity Catalogue

View the MicroHackers catalogue listing

Cybersecurity Insights & Tips

Cybersecurity and Postal Voting: Digital Services and Physical Ballots

elections cybersecurity

Election-related digital services need security, but postal voting must not be confused with casting a ballot online. This article discusses…

Blockchain Explained: Hashes, Consensus, Privacy and Limits

blockchain-net

A blockchain is a distributed ledger in which participants use agreed rules to record and validate transactions. Its security depends…

Cybersecurity Myths: Evidence, Limits and Practical Controls

cybersecurity myths

Cybersecurity myths can lead to poor decisions in homes and businesses. The useful question is what evidence and controls fit…

What Was Kit Digital? Programme History and Existing Awards

kit digital

Kit Digital was a Spanish aid programme supporting the digitalisation of eligible businesses and self-employed people, funded through NextGenerationEU. This…

Online Security Tips: Accounts, Updates and Recovery

Essential Tips to Stay Safe Online

Online security depends on repeatable habits, appropriate controls and a recovery plan. This reviewed guide replaces the dated 2025 edition…

Who Are Hackers? Understanding Different Hacker Types

Realistic image of a hacker sitting cross-legged in a futuristic digital environment filled with green code, representing the different types of hackers and their roles in cybersecurity.

In the ever-evolving landscape of cybersecurity, hackers play a pivotal role, often portrayed as enigmatic figures operating in the shadows…

Let’s make your digital space safer