Hiring freeze rumors or just slow onboarding?

Been trying to get some new folks onto my team for a couple of months now. The roles were approved, budgets allocated, and we even had some promising candidates in the final stages. But suddenly, it feels like everything's stalled. HR keeps saying "internal processing delays," and the managers are tight-lipped. It's not just my department; I've heard from a couple of contacts in other engineering groups that their open reqs are also sitting in limbo. It's weird because we're still actively working on major projects, and the demand for talent hasn't seemingly decreased. Makes you wonder if there's an unofficial hiring freeze in place, or maybe they're just being extremely selective and things are taking longer than usual. Anyone else experiencing this on the recruitment side, either as a hiring manager or a candidate who's gone quiet? This is really impacting our ability to staff up and deliver. Just want to get a sense of what's really going on behind the scenes. Any insights would be appreciated.