his public key is 5 monitors high, and her same key is 1 ?

[Robert J. Hansen]

On 1/24/2014 8:42 AM, Pete Stephenson wrote:
> As far as I can tell, the two major factors that affect the size of
> public keys are:
> 1. Key length. (That is, a 4096-bit key will be larger than a 2048-bit
> or 1024-bit key.)
> 2. Number of signatures on the key. A brand-new key will be
> considerably shorter than one that has accumulated numerous signatures
> from other people.

Don't forget photo IDs, which can massively expand the size of a
certificate.