Russian authorities arrested Japanese journalist Yuki Imai in Sakhalin on espionage charges, marking an escalation in diplomatic friction between Moscow and Tokyo.

MI5 has issued an urgent security alert instructing British academics to cut ties with a Chinese front organisation accused of orchestrating technical espionage.

Germany's former foreign spy chief August Hanning and his ex-chief of staff have been arrested in a historic espionage probe involving thousands of leaked files.

MI5 has accused a Chinese research institute of channeling funds into British university projects to strengthen Beijing's espionage capabilities, prompting government warnings to universities.

Iran's judiciary has publicly executed two men convicted of operating as Mossad spies and feeding military coordinates to Israel amid escalating regional wars.

Ministers are under fire after a high-profile spying trial against two men was abandoned, highlighting systemic failures in legal evidence and national security strategy.