GIGAZINE

Let's Encrypt warns that 'some websites will not be viewable on one-third of the world's Android devices'

However, since DST Root CA X3 expires on September 1, 2021, Let's Encrypt will move to its own root certificate 'ISRG Root X1'. With this migration, Android OS versions prior to version 7.1.1 without ...
GIGAZINE

Let's Encrypt announces that cross-signing will be abolished, while the amount of data in the certificate is reduced by 40%, Android 7.0 and earlier terminals require support

Let's Encrypt, a certificate authority that issues free SSL/TLS certificates for web servers, was cross-signed by IdenTrust so that it could issue certificates trusted by devices that didn't trust ...