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> It's a signing certificate that is built into the browser to verify add-ons, not a normal TLS certificate that they can just update on a web server. Ah, so

> It's a signing certificate that is built into the browser to verify add-ons, not a normal TLS certificate that they can just update on a web server. Ah, so that's why. Thanks. What was the signing certificate validity period ?

db48x 8y ago
Two years, iirc.
acqq 8y ago
Don't know about the old one, but the new one from the patch is: Not Before: Apr 4 00:00:00 2015 GMT Not After : Apr 4 00:00:00 2025 GMT