Some portions of this article were first distributed as a private report to our customers in June 2025. In May and June 2025, TDR team analysts were contacted by two organisations — including the French NGO Reporters Without Borders (RSF) — over suspicions of a new spear phishing attempts by the intrusion set Calisto (also […]
La publication suivante French NGO Reporters Without Borders targeted by Calisto in recent campaign est un article de Sekoia.io Blog.
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