STM Cyber

Warsaw, Polanden, plstmcyber.com

L2Cross-referenced, highest level reached

1 cross-referenced

Verified against independent sources

cert.pl2026-07-07

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STM Cyber is a L2-verified AI-implementation provider based in Warsaw, Poland, delivering red-team, appsec, pentest. Ranked on proof, 1 verified records on the Trustgent index.

What they build

STM Cyber is a Warsaw-based penetration testing firm whose team includes members of Polish CTF groups P4 and Dragon Sector. Services cover application pentests (web, mobile, thick-client), server infrastructure, WAN/LAN/WiFi network testing, red teaming, exploit development, and ISO 27001/22301 advisory. Runs an active R&D team that publishes vulnerability research on its blog, and is listed in the CyberMadeInPoland marketplace.

Quick facts

HQ: Warsaw, Poland
Founded: 0
Team
Languages: en, pl
Stack

Capabilities

Red teaming
Application security
Penetration testing

Industries served

Financial services

Regulatory readiness

Cross-referenced against public registries where a public source exists (L2+). The check mark marks an attribute we have a source for, see the proof page.

About STM Cyber

What does STM Cyber build?

STM Cyber is a L2-verified AI-implementation provider on Trustgent, delivering Red teaming, Application security, Penetration testing.

Where is STM Cyber based?

STM Cyber is headquartered in Warsaw, Poland.

How is STM Cyber verified on Trustgent?

STM Cyber has an EARNED verification level of L2 on Trustgent, with 1 contributing verified records (most recent verification: 2026-07-07). Verification is independent of any subscription, plan tier is never a ranking input.

How is STM Cyber ranked?

Rank is a pure function of three EARNED signals: verification level (dominant), record count, and recency. No plan, fee, spend, or paid placement is ever an input. See https://trustgent.com/how-we-rank.