Security
You Can Trust

We safeguard your data, privacy, and strategic information against real-world threats across both corporate and personal environments. Our expert technical security audits, risk analyses, and consulting services identify hidden vulnerabilities and help you prevent them effectively. Tailored services to your need.

TSCM
Security Audits
Consulting
Defense Technology

Companies and public institutions
Protection of sensitive data

Businesses and entrepreneurs
Protection of privacy and information

Households
Home privacy protection

Security Inspections & Services

Comprehensive protection of your data, systems, and privacy using advanced technologies, TSCM services, detection tools, and proven security methodologies.

Technical Surveillance Counter-Measures (TSCM)

Systematic technical security inspection of premises focused on detecting and identifying wiretaps, hidden cameras, and other unauthorized devices in corporate and personal environments (TSCM).

  • Comprehensive RF spectrum analysis
  • Detailed physical inspection
  • Counter-surveillance inspection
  • Detailed final reports

Mobile Device Security Inspection

Specialized mobile phone inspection focused on identifying malware, spyware, and addressing potential security risks.

  • In-depth phone inspection for malware and spyware
  • Professional consultation and advisory
  • Securing and configuring the phone to a safe state
  • Detailed final report

Vehicle Security Inspection

Professional inspection of a vehicle’s interior and exterior focused on detecting and identifying GPS locators, trackers, wiretaps, and other unauthorized devices.

  • Specialized vehicle inspection using modern technologies
  • Inspection performed in a professional auto service facility to ensure maximum care
  • Interior and exterior vehicle inspection
  • Inspection report and findings

End-to-End Secure Room Solutions

We design and implement secure rooms intended for confidential meetings and handling sensitive information. We create solutions that minimize the risk of eavesdropping, covert recording, or information leaks.

  • Customized design based on requirements and risk assessment
  • Protection against eavesdropping, recording, and other unauthorized activities.
  • Complete turnkey implementation
  • Functionality testing

Consulting and advisory services in information protection

We help both companies and individuals effectively protect sensitive information, minimize risks, and implement secure practices that work in real-world conditions.

  • Strategic recommendations and planning
  • Increased resilience against threats
  • Assistance with the implementation of security procedures
  • Tailored individual consultations based on specific needs

Network Security and Analysis

Expert analysis and security assessment of corporate and private networks. We identify vulnerabilities, attack risks, and propose measures to increase network resilience.

  • Comprehensive analysis
  • Practical recommendations
  • Secure network architecture
  • Optimization and protection against network attacks

Defensive Technology

A premium selection of cutting-edge technologies designed to defend your privacy, detect sophisticated surveillance, and ensure the highest level of information and communication security.

Protective cases

Shielded cases that block GPS signals, mobile network services, and radio communications.

Detectors

Portable personal detectors for identifying hidden cameras, wiretaps, and GPS trackers. They are an ideal solution for field use or for inspecting new or existing premises.

Signal jammers

Devices for blocking a wide range of unwanted radio, Wi-Fi, location, and Bluetooth signals.

Custom manufacturing

Development and manufacturing of custom security technology.

Why SENTREA?

At SENTREA, security is not a one-off service, but an ongoing commitment to our clients. We approach every situation individually, with careful attention to detail, context, and specific needs.

We operate with discretion, structure, and respect for your environment, placing strong emphasis on prevention. Early risk identification and well-designed measures allow us to mitigate threats before they arise.

Our goal is to help you understand your risks, address them effectively, and prevent them proactively. Through a combination of expertise, experience, and advanced technology, we deliver security you can rely on in the long term.

Structured Approach

Clearly defined processes for consistent results

Information Protection

Secure handling of sensitive data

Data Integrity

Accurate, verified, and trustworthy data

Technical Expertise

In-depth knowledge of advanced technologies

Your Security. Our Mission.

We understand that in today’s interconnected world, security is not a given. We are here to protect what matters most.

Tailored Solutions

Our team of experienced professionals approaches each case individually, with a strong focus on real client needs.

Advanced Detection Technologies

We utilize advanced equipment and proprietary methods to detect even the most sophisticated threats.

Protection & Prevention

We combine experience and advanced security practices to identify and eliminate risks before they emerge.

Professional Reporting

Detailed reporting and comprehensive documentation are an integral part of every engagement.

Insights & Articles

Expert articles, practical advice, and insights — and not only on system security and the protection of corporate data. By sharing our experience, we aim to raise the level of awareness and security.

Corporate Security

Cybersecurity for Small and Medium-Sized Businesses

A practical guide to securing corporate data, email communication, and protection against cyberattacks. Ransomware and phishing prevention.

January 2, 2026

2 min read

Read article

Device Security

Securing Mobile Devices

Comprehensive protection of mobile devices against tracking, data leaks, and spyware. Individual training and professional security analysis for businesses and individuals.

January 5, 2026

3 min read

Read article

TSCM

TSCM — Technical Surveillance Counter-Measures

Professional detection, location, and neutralization of unauthorized surveillance devices. Protection of sensitive information, personal privacy, and intellectual property.

January 1, 2026

5 min read

Read article

Do you have questions?

Every security situation is unique. That’s why our team of experts carefully evaluates your needs and prepares a solution tailored precisely to you.

PROJECT DESIGN, technical inspections, vehicle inspections

Kamil Zůna

Tel.: 604 430 588

Email: zuna@sentrea.cz

Email: sentreacz@protonmail.com

Mobile Phone & PC Inspections, Network Analysis, Security Assessments

Ing. Barbora Hamadejová

Tel.: 601 519 628

Email: hamadejova@sentrea.cz

Security Audits, Consulting & Training, Custom Solutions, TSCM

Email: info@sentrea.cz

Email: sentreacz@protonmail.com

Ready to help

Contact us and we will get back to you within 24 hours and provide a solution tailored to your needs.

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Tel.: 604 430 588

Tel.: 601 519 628

References

Companies across many industries trust us. Read what our satisfied clients say about us.

"Great, fast service! Thank you for the professional approach and for resolving everything."

Martin P.
Business owner, Prague

"I'm extremely satisfied with the lady from this company. She advised me and resolved everything within an hour. Thank you."

Petra S.
Agency owner, Brno
"Thanks to their professional security audit, we uncovered several critical vulnerabilities in our infrastructure. Their team acted quickly and discreetly."

Jan Novák
CEO
TechCorp Solutions
"Thanks to their professional security audit, we uncovered several critical vulnerabilities in our infrastructure. Their team acted quickly and discreetly."

Jan Novák
CEO
TechCorp Solutions
"Thanks to their professional security audit, we uncovered several critical vulnerabilities in our infrastructure. Their team acted quickly and discreetly."

Jan Novák
CEO
TechCorp Solutions
"Thanks to their professional security audit, we uncovered several critical vulnerabilities in our infrastructure. Their team acted quickly and discreetly."

Jan Novák
CEO
TechCorp Solutions
"Thanks to their professional security audit, we uncovered several critical vulnerabilities in our infrastructure. Their team acted quickly and discreetly."

Jan Novák
CEO
TechCorp Solutions
"Thanks to their professional security audit, we uncovered several critical vulnerabilities in our infrastructure. Their team acted quickly and discreetly."

Jan Novák
CEO
TechCorp Solutions