Silentium is an international advisory firm serving foreign government agencies and select private enterprises. We specialize in resolving cross border national security challenges – from complex political and societal issues to physical and technical analytical measures. Our defining principle is absolute discretion. We are invisible to the public, present only for our clients.

Core services

1. Advisory on national challenges

We assist foreign authorities in analyzing and managing sensitive cross border national issues, including critical infrastructure evaluation, civil resilience, emergency preparedness, regulatory frameworks, and hybrid threat countermeasures.

2. Penetration testing

We simulate realistic, controlled attacks against our clients’ digital, human, and physical defenses. Our tests include:

All tests are conducted without prior notification of anyone except the client’s absolute top management. Test results are delivered in person.

3. Physical security measures

Contact:

Silentium has no public phone number, no reception desk, and no email address listed anywhere.

Initial contact can only be made through:

Once contact is verified, a dedicated client liaison will provide encrypted communication credentials.

Silentium neither confirms nor denies its involvement in any matter. We do not respond to unsolicited inquiries, at all.

Two sides – Same coin