> Come late 2021, our cross-signed intermediates and DST Root CA X3 itself were expiring. And while all up-to-date browsers at that time trusted our root, over

> Come late 2021, our cross-signed intermediates and DST Root CA X3 itself were expiring. And while all up-to-date browsers at that time trusted our root, over a third of Android devices were still running old versions of the OS which would suddenly stop trusting websites using our certificates I only noticed this a few weeks ago, apparently ubiquiti users were also affected.