Digital Trust for:
Enterprise IT, PKI & Identity
Code & Software
Documents & Signing
IoT & Connected Devices
Explore these pages to discover how DigiCert is helping organizations establish, manage and extend digital trust to solve real-world problems.
See what our global post-quantum study uncovered about where the world stands in the race to prepare for quantum computing.
Industry Standards for Security & Trust
A digital certificate authenticates the online credentials and identity of a person or organization and allows web users and recipients to know that the data they’re inputting is going to a trusted source. They are akin to security badges for websites and users and help keep the internet safe. Digital certificates are issued by Certificate Authorities (CAs) and are used to encrypt data online. Digital certificates are also known as public key certificates or identity certificates.
A TLS/SSL certificate serves two purposes:
TLS/SSL certificates ensure HTTPS and the padlock icon appear in the URL bar. In addition, TLS certificates keep the internet secure.
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