Tangem / 09 JUL 2026
Tangem: laser fault password reset
Ledger Donjon reports an unauthorized password reset using invasive laser fault injection. Tangem acknowledges the scenario but challenges its practical significance.
Read disclosure ↗4 research records / Reviewed 11 October 2026
Tangem
Disclosures.
App authenticity checks, support logs, card access-code behavior and specialist laser attacks have different prerequisites and remedies.
Tangem / 2025-09-17
Access-code retry-delay bypass
Donjon reports faster access-code guesses through a tearing attack.
Read disclosure ↗Tangem / 2025-05-15
Android genuine-check bypass
A counterfeit card could pass the authenticity workflow.
Read disclosure ↗Tangem / 31 DEC 2024
Tangem: private keys in support logs
Tangem acknowledged a private-key logging issue associated with seed-based wallet activation and subsequent in-app support contact. Seedless activation was outside this issue.
Read disclosure ↗This is a selected public research archive, not a complete inventory or a rating of current product security.