Following a routine security update on the company's web server, clients are experiencing security alerts when attempting to connect to the secured sections of the corporate website. As the network administrator, what is the first action you should take to resolve the connectivity problems?
Advise users to check for and install any pending updates of their web browser
Confirm that the digital certificate has been properly installed on the server
Inspect whether the certificate has been revoked by a certificate authority
Review the server's date and time configuration to ensure they are current