Power Glitching / Voltage Fault Injection
Security● Common
A hardware attack that briefly disrupts a device's power supply to cause computational errors, potentially bypassing security checks or extracting secrets. Used against hardware wallets and secure elements to skip PIN verification or dump memory.
Technical Notes
Technique: precise voltage drops/spikes during critical operations. Targets: boot sequence, PIN checks, signature verification. Equipment: FPGA-based glitchers, ChipWhisperer. Mitigations: voltage monitors, redundant checks, glitch detection circuits, secure elements.
Metadata
Visibility: Public
Created:1/3/2026by System