What changed, and why it matters
This commit only updates the release signature file. It adds two new file checksums for a COLDCARD firmware release (version 5.5.1 for the 'mk' model) and refreshes the PGP signature that covers the file. There is no code change, no bug fix, and no security patch in the diff itself.
No action required; treat as routine release metadata. Verify the new PGP signature against the project maintainer key if you intend to use the signed release manifest.
Security signals we found
No strong security signals were identified.
Evidence from the diff
The diff modifies releases/signatures.txt, appending SHA-256 hashes for 2026-07-01T1729-v5.5.1-mk-coldcard.dfu and its factory variant, then replaces the detached PGP signature. This is a standard release-signing housekeeping commit. It does not alter firmware source, build scripts, or any executable logic.
Changed components
releases/signatures.txtInspect captured patch +10 / −8
diff --git a/releases/signatures.txt b/releases/signatures.txt
index 258e973..db99c09 100644
--- a/releases/signatures.txt
+++ b/releases/signatures.txt
@@ -9,6 +9,8 @@ c39ba16eac3e1501eef507e24e88bdaead5e9968bb6ffe72c383825acb1f3212 History-Mk4.md
c8ad43b4e3f9d77777026da6d1210c6fc5cfe435bcfcd241c0f67c9392ad7b82 History-Mk3.md
c39ba16eac3e1501eef507e24e88bdaead5e9968bb6ffe72c383825acb1f3212 History-Mk.md
996181a13c6a12a9fe22be6d996f7022a010520f170465568675b657681602f7 ChangeLog.md
+f752eade8c7f1d02524549606f429b61f1d792a832fa76f92e735306699fc697 2026-07-01T1729-v5.5.1-mk-coldcard.dfu
+5fc448aeee5daabe5b2f378c77ee82ff47730eae0335d0b82da37c8708a5cd60 2026-07-01T1729-v5.5.1-mk-coldcard-factory.dfu
1139f2192602711ca182cec0e40f825365f4f617dd672eb452a2aa07d3af95e7 2026-07-01T1727-v1.4.1Q-q1-coldcard.dfu
008b0e6772600823e7d7304d9e413ea5e84a465f1f9bf63d0a164590fd3109e8 2026-07-01T1727-v1.4.1Q-q1-coldcard-factory.dfu
b2fa9f4b9a9778b71cf4b09ad79732192fdb457214f868a3af5234094deea33f 2026-03-25T1408-v6.5.0X-mk-coldcard.dfu
@@ -131,12 +133,12 @@ f05bc8dfed047c0c0abe5ed60621d2d14899b10717221c4af0942d96a1754f33 2021-03-29T192
bea27f263b524a66b3ed0a58c16805e98be0d7c3db20c2f7aab3238f2c6a6995 2019-12-19T1623-v3.0.6-coldcard.dfu
-----BEGIN PGP SIGNATURE-----
-iQEzBAEBCAAdFiEERYl3mt/BTzMnU06oo6MbrVoqWxAFAmpFTisACgkQo6MbrVoq
-WxCoLQf/UpN1f7YXfjD3oJXsbQHeY3evzEXEbU1BwzSGr8fuiWSBxIHFuKkogZOU
-L0wE+GH+Le+8XvISIcSekjCeMKgDV7cKfhFkmBDyWtXVbpQ2BWmTnB09yyAwfvv0
-4x6+iRZHBa1ijMcoaYKnnjetr3HmKy08jxY/2BNirlpbvJkk4YscHnPHq9rsFiPT
-gMfKAqqC5bGXrElc8f05bGqIjNkjUdYUvHfjAUF27sUTNW00pT9g9f/1PdCETLLs
-WdfNBhGvJLoVdNzUy0VewjjTHFlKaHQMTXf1fXHRvo0su6he/BMoiVIWbGL3wXcb
-LuDhqmZGDQQ5ot/RaO0rZ1S2+ThgdQ==
-=rJa1
+iQEzBAEBCAAdFiEERYl3mt/BTzMnU06oo6MbrVoqWxAFAmpFTpgACgkQo6MbrVoq
+WxB6OQf+N9biCXUMrGzfqDwkb4IokIL70ZRL4Znbz3LsqRMiaUP3GphAGSXsUIFo
+s8sRF6RPN0matvLEOcR50oFQWIrWXh7g1j+SiI+9Uq5HdOQJ7EBcqtIxVpQodX3F
+/Hs3G2Dpx73lthADHZdI9MnTKjFpQXGe6nJYGOqstSfLDR7F4l+k3eMiJ4zG4M0R
+QJksiELqHd24Xr8Bv1NC9BiesUMgNZT2eNPbR/Ee87wKZIqs/fIl89Y87O8NXexE
+pZ5eGIY6idjePEQlQ/7DkJI6lPtufhL6hZ3acriREtTvdWKKBabeC5IKSlDtM3OK
+WX3ODNp6vA0K7y9isDvUMplXgj3HLA==
+=xWV1
-----END PGP SIGNATURE-----
Why this scored 15/100
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