All Questions
Tagged with security usb-device
3 questions
2
votes
2
answers
192
views
Can I make power consumption analysis much harder by temporarily disconnecting the power supply?
I am thinking about building a dongle that acts as a USB or PS/2 keyboard device and is capable of doing some cryptographic things for me, e.g. provide time-based authentication codes, store passwords ...
- 153
0
votes
1
answer
636
views
One-time fuse for disconnecting/breaking signal path
I am looking for an IC solution, ideally, but alternatively also could use a tiny circuit that would allow to accomplish the following feature:
Trigger an event by MCU that will fuse-out/disconnect ...
- 152
-1
votes
1
answer
42
views
Can a USB key data be erased by a upsurge in the voltage?
Say I want to design a USB key that would hold personal information. And I want to have a kill switch that would make the NAND memories just destroy or change status instantly by an upsurge of voltage....
