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Jean Do

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@jdlcdl on GitHub ↗
7 commits1 monitored projects0 candidates0 high-risk analyses
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KruxKrux7 commits0 candidates0 high risk
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Informational 15 AI analysisMessage 100 · Strong
KX KruxKrux BitcoinHardware wallets

pr_737 removed EncryptedQR because it was no longer needed, (#739)

This commit only adds and updates unit tests for encryption code. It does not change any production code that users run. The tests verify that an existing encryption helper (kef) can still create and decode encrypted QR codes in ECB, CBC, …

03d6037cby Jean Do+223−11 file
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Low 32 AI analysisMessage 58 · Thin
KX KruxKrux BitcoinHardware wallets

Work to optimize DatumTool: don't die on contents >30K (#731)

This commit improves a file-viewing tool in Krux (a Bitcoin hardware-wallet firmware) so it no longer crashes when opening large files. It adds memory cleanup, caps expensive encoding checks to small samples, and shows a user-friendly erro…

Memory pressure / watchdog reset mitigation on resource-constrained deviceUser-visible error handling added for conversion failuresInput sampling limits applied to expensive parsing operations
59df8881by Jean Do+166−3926 files
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Informational 24 AI analysisMessage 91 · Strong
KX KruxKrux BitcoinHardware wallets

Better testing of kef compression to prove importance of wbits=-10 (#728)

This commit is a documentation and testing-only change for Krux's encrypted backup format (KEF). It adds unit tests and clarifies in the specification that compression must use a very specific deflate window size (wbits=-10). The change it…

Specification tightening around compression window size (wbits=-10)New test cases demonstrating decompression failures with non-compliant wbits valuesNo runtime code changes; defensive hardening via documentation and tests
6fcc3942by Jean Do+89−83 files
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Informational 17 AI analysisMessage 91 · Strong
KX KruxKrux BitcoinHardware wallets

restores working "paging" feature in DatumTool, (#722)

This commit fixes a text-paging bug in a tool called DatumTool on the Krux hardware wallet. Previously, when a page of text ended exactly at a space, the display logic could drop or misplace a character (showing an ellipsis and losing the …

Off-by-one in display line wrapping could truncate or duplicate text across pagesFix is framed by the author as restoring a broken paging feature, not as a security fixNo input validation, memory safety, cryptographic, or privilege changes present
2f51a274by Jean Do+95−375 files
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Informational 16 AI analysisMessage 68 · Adequate
KX KruxKrux BitcoinHardware wallets

adds maixpy_yahboom_devkit to krux script (#718)

This commit simply adds another supported hardware device name to a build/flash helper script. It does not change any cryptographic, wallet, or security-sensitive code. There is no indication of a vulnerability or security fix.

0d53051fby Jean Do+2−01 file
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