Suspected Anonymous members detained in Spain over post-flood DDoS blitz

Spanish police say four self-proclaimed members of Anonymous are in custody after allegedly carrying out several cyberattacks on public authorities in the wake of the 2024 DANA floods.

Guardia Civil officers arrested two of Anonymous Fénix's "most active members" last week in Ibiza and Móstoles, Madrid. These bring the total to four, following the arrest of two group leaders in Alcalá de Henares, Madrid, and Oviedo, Asturias, in May 2025.

All four were detained for carrying out distributed denial-of-service (DDoS) attacks on government ministries, political parties, and public institutions, which they claimed were "responsible for the tragedy" of the floods.

The police declined to name any of the four members, but a court order allowed the seizure of Anonymous Fénix's X profile and YouTube account, and officials closed its Telegram account.

After spinning up as an ...