DigiCert
Certificate Authority for document signing
Episodes
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#2827: Why People Still Pay for SSL CertificatesFree DV certificates are everywhere, yet paid SSL still thrives. Here’s what commercial CAs actually provide that free ones don’t. -
#349: The Hidden Gatekeepers of Digital SignaturesThink a digital signature is just a picture of your name? Think again. Herman and Corn dive into the math and hardware behind secure PDFs.