Ransomware Attack Disrupts Greek Certification Authority EOPPEP for Eight Days

Summary

EOPPEP says a ransomware attack disrupted its systems and online services from August 5. The organization says its records and data remain intact, but has not clarified whether data was stolen; no ransomware group was identified.

Key points

• EOPPEP said the attack began August 5, 2026, and affected its network, information systems, and online services; the article reports disruption lasting eight days.
• The organization said files, registers, and data remained intact, but did not clarify whether that rules out theft or exfiltration.
• The article says the announcement did not identify an attacker, ransomware variant, entry method, or ransom demand.
• At the time of writing, the ransomware trackers cited by the article had not listed EOPPEP as a victim on public leak sites.
• EOPPEP’s records include personal and identity details, but the article does not report confirmed data exposure.
• The article recommends that account holders change reused passwords, enable two-factor authentication where available, and watch for suspicious messages or calls.