IT SecurityQuestion 78 of 100
What is the role of a digital certificate in security?
a.To store a user's photos
b.To bind a public key to an identity and enable trust, often for HTTPS
c.To increase disk space
d.To cool the server
Explanation
A digital certificate, issued by a trusted certificate authority, binds a public key to a verified identity such as a website. Browsers use certificates to confirm they are communicating with the legitimate server and to establish encrypted HTTPS connections. This underpins trust on the web.
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