Problem with Sectigo certificates after May 30, 2020 and solution method
On Saturday May 30, 2020, a not immediately clear problem arose with popular SSL / TLS certificates from the vendor Sectigo (former Comodo). The certificates themselves continued to be in perfect order, however, one of the intermediate CA certificates in the chains with which these certificates were supplied went rotten. The situation is not to say fatal, but unpleasant: the current versions of browsers did not notice anything, but […]