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Yet this is exactly how SSL security is implemented. Speaking of that, couldn’t companies use their existing domain certificate to sign emails?
by ricardobeat 8y ago
Yet this is exactly how SSL security is implemented.
Speaking of that, couldn’t companies use their existing domain certificate to sign emails?
- jcranmer 8y agoNo. You need a CA certificate that is authorized to sign email certificates to sign the email certificate that signs emails. The domain certificate is merely authorized for the SSL connection itself, and the CA that signs it likely doesn't have trust bits for email either.
- jhasse 8y agoYou mean like DKIM? https://en.wikipedia.org/wiki/DomainKeys_Identified_Mail https://en.wikipedia.org/wiki/DomainKeys_Identified_Mail