arduino
diff --git a/Diff for: ‎.github/workflows/check-certificates.yml
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diff --git a/Diff for: ‎certs/AddTrustExternalCA_Root.cer
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diff --git a/Diff for: ‎certs/BaltimoreCyberTrust_Root.cer
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diff --git a/Diff for: ‎certs/Digicert_Root.cer
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diff --git a/Diff for: ‎certs/GeoTrustGlobalCA_Root.cer
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diff --git a/Diff for: ‎certs/GeoTrustPrimaryCertificationAuthority-G3.cer
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diff --git a/Diff for: ‎certs/GoDaddyRootCertificateAuthority-G2.cer
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diff --git a/Diff for: ‎certs/VeriSignClass3PublicPrimaryCertificationAuthority-G5.cer
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diff --git a/Diff for: ‎docs/usage.md
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@@ -83,6 +83,9 @@ previous certificates are going to be erased. To overcome this it's required to
 ./arduino-fwuploader certificates flash --url arduino.cc:443,google.com:443 --file ~/Downloads/my_self_signed_.der -b arduino:mbed_nano:nanorp2040connect -a /dev/ttyACM0
 ```
 
+You can find the certificates that are preflashed on the NINA module
+[here](https://github.com/arduino/nina-fw/blob/master/data/roots.pem).
+
 ### Command line options
 
 The full list of command line options can be obtained with the `-h` option: `./arduino-fwuploader -h`