Government ❯ National Security ❯ Cybersecurity

Cyberattacks

Nation States Federal Agencies State Actors Iranian Cyber Operations Artificial Intelligence APT28 China-linked Threat Actors Homeland Security Information Network UNC3886 DDoS Attacks Iran Incident Response State-Sponsored Hacking Russian Cyberattacks Countermeasures Response Strategies

South Korea Reveals Ten‑Month Hack of Diplomatic Training Server

Investigators say the incident raises national-security risks that demand urgent cybersecurity reform.

DHS Confirms Breach of HSIN Information-Sharing Network

Poland Probes Suspected Iran Link After Foiled Cyberattack on Nuclear Research Center

UK Confirms Foreign Office Hack Detected in October