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#網路安全
Can Passkeys Really Replace Passwords? Understand What They Fix — and What New Headaches They Bring
Password managers can stop weak or reused passwords, but they can't block phishing sites. Passkeys flip the logic, shifting security responsibility from "what you remember" to "what device you have" — but that also brings new limitations around cross-device use and sharing.
Trump Signs Memo Greenlighting Private Sector 'Hack Back' Against Hackers, But Government Still Holds the Trigger
President Trump has signed a national security memorandum allowing vetted private companies to launch offensive cyber operations against criminal networks abroad — but every step requires prior written government approval, meaning companies won't have the authority to fire at will.
Trump Signs Memo Green-Lighting Private Hackers: US Government Outsources Cyberattacks
A newly signed national security memo lets private companies launch cyberattacks on behalf of the US government—provided they first put down a $1 million bond. But nobody's quite sure who's on the hook if things go wrong.
Hackers Hijack Water Plant Controls, Lock Out Operators — Flooding and Pressure Drops Hit Seven US States
The FBI and EPA have issued a rare joint warning: hackers targeting water treatment PLC controllers are changing IP addresses and passwords to lock operators out of their own systems. Facilities across seven states have already reported flooding and sudden pressure drops, with the attack pattern pointing toward Iran-linked actors.