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This series of chips can be voltage glitched upon power-up (blue trace 3.3V) where a couple of large current fluctuations are seen (red trace 1.2V) on the VDDCORE power rail.
[[File:Atmel SAM E70 Power-On Trace.png|thumb|SAM E70 Startup (Power-On) trace]]
Details are provided in a write-up by [https://www.0x01team.com/hw_security/bypassing-microchip-atmel-sam-e70-s70-v70-v71-security/ 0x01 Team] and received a [https://www.cve.org/cverecord?id=CVE-2024-4760 CVE].
Scope image shows blue 3.3V power trace going high as power is applied to the processor. The red VDDCORE (1.2V) trace shows two distinct fluctuations.
