Spanish authorities have apprehended an individual suspected of affiliations with pro-Russia hacktivist groups, including CyberArmy of Russia Reborn and Z-Pentest, following a tip from the FBI. The arrest, which took place in March, is significant as these groups have been linked to attacks on critical national infrastructure. The suspect is also believed to have ties to NoName057(16), a group identified by the UK's National Cyber Security Centre as a threat to Western infrastructure. The investigation highlights the global nature of cyber threats and the importance of international cooperation in combating them1. The arrest is a notable development in the ongoing efforts to disrupt pro-Russia hacktivist activities, which have been identified as a significant threat to national security. So what matters to practitioners is that this case demonstrates the effectiveness of collaborative efforts between law enforcement agencies in identifying and apprehending individuals involved in cybercrime.