Today's coverage turns on one theme: deterrence and defense systems built for a single Cold War adversary are being tested and retooled for a more crowded field of rivals and threats.

Security

  • AI-assisted research uncovered long-hidden flaws in PHP, the language behind a huge share of the world's websites, and Amazon says attackers were already exploiting them before the public warning went out, prompting a global check-your-exposure scramble (more).

Germany and NATO deterrence

  • Germany rated the threat of Russian sabotage against the Bundeswehr itself as 'significant' for the first time, a move Kyiv Post calls a 'red line crossed'; no incidents, authority or timeframe have been named yet, leaving open whether other NATO states follow with similar warnings (more).
  • A Nunissum analysis argues this week's separate defense stories from Britain, Washington, Seoul, Beijing and Islamabad are really one story: a deterrence architecture built around one Cold War rival is being adjusted, country by country, for a world of several rival powers, with no institution checking whether the pieces still fit together (more).