Penetration Testing
Targeted technical validation of priority assets, guided by the intelligence we collect.
Learn more → Threat Intelligence & Offensive Security
Real visibility into the risks your company already faces — before they become incidents.
We map leaked credentials, exposed corporate data and signs of compromise, and turn those findings into clear decisions for your security team.
Signed contract & written authorization Human-validated evidence
Our principles
Security decisions should be driven by evidence — not urgency.
Exposure gives no warning.
Most serious incidents are preceded by signals that already existed, scattered, before anyone connected them.
Decisions require proof.
Our recommendations come from validated evidence, never assumptions.
A signal is not evidence.
Raw data only becomes a decision after correlation and human validation.
Flagship assessment
Digital Exposure Assessment
Find out what information about your company is already exposed online and could make a cyberattack easier. Using Threat Intelligence, OSINT and offensive intelligence, Custodium identifies compromised credentials, exposed assets, data leaks and other risks before they are exploited.
Leaked credentials
Compromised in public breaches
Attack surface
Services exposed to the Internet
Data leaks
Corporate data in public sources
Lookalike domains
Registered for fraud or phishing
Our services
Offensive security, guided by intelligence
Custodium delivers offensive security services designed to simulate real-world attack scenarios, uncover vulnerabilities and provide actionable intelligence — assessing your organization from every stage of the attack lifecycle.
Red Team
Objective-driven adversary simulation aligned with real-world threat scenarios.
Learn more →Threat Intelligence
We monitor threats relevant to your business and your brand.
Learn more →Phishing Simulation
Realistic phishing campaigns to measure and strengthen your team's resilience.
Learn more → Why Custodium
Why organizations choose Custodium
Intelligence first
Every test is guided by what is actually exposed about you, not a generic checklist.
Human-validated evidence
No automated noise; every finding is verified before it reaches you.
Executive-ready reporting
The Custodium Intelligence Report speaks to both your engineers and your board.
Authorized & contractual
Every engagement starts with a signed contract, defined scope and rules of engagement.
Industries we serve
We help organizations across sectors find vulnerabilities before they are exploited.
Healthcare
Protecting sensitive patient data and system reliability for hospitals and health platforms.
IT & Technology
Advanced testing of digital infrastructure, APIs and critical systems against emerging threats.
Financial Services
Reducing fraud and financial-attack risk across applications and infrastructure.
Manufacturing & Industry
Security assessment of industrial environments, critical systems and operational networks.
Retail & E-commerce
Protecting digital storefronts and payment systems against vulnerabilities and data leaks.
Talk to our specialists
See how Custodium can strengthen your company's security.
Choose the channel that suits you, or send your details — our team will reply within one business day to understand your context and recommend next steps.
WhatsApp+55 47 99935-8556
Emailcontact@custodiumcybersecurity.com
Instagram@custodium.cybersecurity Based in Joinville, Santa Catarina, Brazil — serving clients worldwide.