Cybersecurity & Development — Madrid

Technology that protects.
Software that drives growth.

We are your company's all-in-one technology partner: expert-level offensive and defensive security, plus tailor-made web and mobile application development.

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10+
companies trust us
24/7
continuous monitoring
<24h
response time
2022
operating since

Certified team

  • CISSP
  • CEH
  • OSCP
  • ENS
  • ISO/IEC 27001

Our services

Two disciplines, one standard of excellence

We protect what you have already built and develop what your business needs to grow. A single team, with security built in from the design stage.

01

Cybersecurity

Offensive and defensive security for SMEs and public administrations. We find vulnerabilities before an attacker does and keep continuous watch over your infrastructure.

  • Pentesting — penetration testing of your applications and systems
  • Red Team — realistic simulation of advanced attacks
  • Security audit — complete assessment of your posture
  • SIEM / EDR — 24/7 monitoring and incident response
  • ENS compliance — basic, medium and high categories
Visit our cybersecurity division
02

Software development

We advise, design and build alongside you. Solid, maintainable applications with security as a starting requirement — not an afterthought.

  • Web applications — tailor-made platforms and portals
  • iOS and Android apps — native and cross-platform
  • Technology consulting — architecture and guidance
  • Evolution and maintenance — your product, always up to date
  • Tailored budgets — sized to your project's real needs
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Why Citters

Trust is built with method

Certified experts

CISSP, CEH, OSCP, ENS and ISO/IEC 27001. Our team holds the industry's most demanding certifications.

Response in under 24 h

Continuous monitoring and a real response commitment. When it matters, it can't wait until Monday.

Honest budgets

We size scope and investment to your business's real needs. No overselling, no surprises.

A single technology partner

Security and development under one roof: every line of code is born protected.

How we work

A process that is clear from start to finish

  1. 1

    We listen

    We analyse your situation, your systems and your goals. Free, no-obligation first consultation.

  2. 2

    We propose

    We define scope, deadlines and a tailored budget. Everything in writing, no small print.

  3. 3

    We deliver

    We audit, develop or deploy with proven methodology and constant communication.

  4. 4

    We stay with you

    Actionable reports and ongoing support: monitoring, maintenance and evolution.

Shall we talk about your next project?

Free, no-obligation first consultation. Response in under 24 hours.

Contact us now

Contact

Based in Madrid,
working wherever you need us

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