At 09:56 PM 12/14/2013, Peter Gutmann wrote:
Bill Stewart <[email protected]> writes:>Saw an interesting article from Gmail on their inbound email statistics. Over>91% is authenticated with either DKIM or SPF. What percentage of that is using 512-bit keys?
They didn't say. (And the threat model for spam protection probably doesn't include spammers cracking RSA keys, so 512-bit would be perfectly adequate, but I'd hope people were using 1024.)
