Home » PostsRansomware group Brain Cipher take responsibility for French National Museum cyberattackThe group have threatened to leak 300GB of stolen dataAugust 30, 2024 · 1 min · 23 words · Gabriel SilvaTable of ContentsMore from TechRadar ProWhen you purchase through links on our site, we may earn an affiliate commission.Heres how it works.ViaThe RegisterMore from TechRadar Pro#