We're scheduling a maintenance window to apply Intel TEE firmware updates to one of our production nodes.
Window: April 1, 2026 | 02:00–08:00 UTC
What's changing: Intel TDX/SGX microcode upgrade + TCB refresh
Why it matters:
- Attestation: Verifiers enforce strict TCB level checks. An outdated TCB causes quotes to fail UpToDate status, which triggers consensus check failures and temporary node restrictions.
- Security: Patches for recent Intel side-channel vulnerabilities.
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