Cybersecurity / InfoSec meetups in Warsaw 2026 / 2027

Best Cybersecurity / InfoSec meetups in Warsaw 2026 / 2027

Best conference Dec 3-4 26

The Principal Dev – Masterclass for Tech Leads

Certification masterclass for experienced software engineers.

Best conference Dec 10-11 26

Clean Architecture Masterclass

Certification masterclass for experienced Java developers.

Cybersecurity / InfoSec conferences in Warsaw:

Dec 2 26

Oh My Hack 2026

Cybersecurity / InfoSec conference in Warsaw, Poland, Europe