
Amid the complex world of cyber espionage, a significant operation has surfaced, orchestrated by the Russia-linked threat group APT28—also known by various aliases like BlueDelta and Fancy Bear. This cyber entity has been pivotal in exploiting vulnerabilities in webmail servers, specifically targeting platforms such as Roundcube, Horde, MDaemon, and Zimbra. The operation, code-named RoundPress by cybersecurity firm ESET, is a