DigiCert

Latest by DigiCert

A Guide to Multi-Factor Authentication

Today, computers and smart devices are inexpensive enough that we can own many of them: smart phones, laptops, tablets and wearable micro devices. Our work and private lives demand portability. This, along with a trend towards moving enterprise...

A Guide to TLS Certificate Revocations

Certificate revocations can be disruptive and painful to customers and relying parties. We often get questions about why certificates were revoked, who said we need to revoke them and why more notice was not provided. This article provides...

The Impact of a Root Certificate Expiration

You may have heard about the recent root certificate expiration that’s been affecting a large number of sites. Root certificates are a necessary part of the certificate chain, but when they need to be replaced it affects the entire chain. Just...

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