[cryptography] FW: Request - PKI/CA History Lesson - the definition of trust

John Levine johnl at iecc.com
Mon May 5 15:58:24 EDT 2014

>You're right yes ( I did forget :), but if a DNS can somehow guarantee a
>correct "hostname->IPAddress" mapping, then it can also guarantee a correct
>"hostname->public key" ( or self signed certificate) mapping. WebServers
>would present a self-signed certificate with the public key to HTTPS(TLS)
>clients, and the client side PKIX chain validation would need to be modified
>to validate the public key matches that which is in the DNS.

You're not the first person to think of this idea, and might want to
read RFCs 6698 and 6394.


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