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Altera_Forum's avatar
Altera_Forum
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8 years ago

Stratix IV security anti tamper fuse

Hi, We have multiple cards using a Stratix IV device. Lately we've seen a few devices have the anti tamper fuse get set accidentally. This reduces the functionality of the card for our applic...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
8 years ago

As far as I know there only way to trigger the blowing of the anti tamper fuse is via JTAG. User logic can't access the fuses so I'm afraid you may have to monitor your board / external traces to ensure that there is no inadvertent spikes/bounces.