Accredited certification services for electronic signature

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The system for 15-minute electricity trading has passed the implementation process
10/3/2025
Our IT solution for 15-minute trading on the daily electricity market has been successfully implemen... more
XMatik®/EAM in the spotlight at the SUZ conference
9/18/2025
Digital asset management as a tool for modern maintenance was the main topic of our contribution at ... more
XMtrade®/ISOT to support 15-minute trading on the day-ahead market
8/28/2025
The planned introduction of a 15-minute trading interval on the single-day-ahead electricity market ... more

Issuing and distribution of certificates; other certification and accreditation services of Certification Authority (Disig) in Slovak Republic.

Registration Authority (RA) sfera, a.s. is a specialized office, which is authorized to issue certificates for large community of clients who frequently use certificates in their processes - participants of electronic market who trade in electricity energy.

Fundamental functions of Registration Authority: