Re: [cryptography] [Cryptography] TLS2

2013-09-30 Thread Adam Back
On Mon, Sep 30, 2013 at 11:49:49AM +0300, ianG wrote: On 30/09/13 11:02 AM, Adam Back wrote: no ASN.1, and no X.509 [...], encrypt and then MAC only, no non-forward secret ciphersuites, no baked in key length limits [...] support soft-hosting [...] Add TOFO for self-signed keys. Personally,

Re: [cryptography] [Cryptography] TLS2

2013-09-30 Thread Ben Laurie
On 30 September 2013 10:47, Adam Back a...@cypherspace.org wrote: I think lack of soft-hosting support in TLS was a mistake - its another reason not to turn on SSL (IPv4 addresses are scarce and can only host one SSL domain per IP#, that means it costs more, or a small hosting company can

Re: [cryptography] [Cryptography] TLS2

2013-09-30 Thread Ralph Holz
Hi Ben, Boy, are you out of date: http://en.wikipedia.org/wiki/Server_Name_Indication. I am not so sure many servers support it, though. My latest data, unfortunately, is not evaluated yet. But in 2011 the difference between switching on SNI and connecting without it, was pretty meagre across

Re: [cryptography] [Cryptography] TLS2

2013-09-30 Thread Tom Ritter
On 30 September 2013 07:07, Ralph Holz h...@net.in.tum.de wrote: Hi Ben, Boy, are you out of date: http://en.wikipedia.org/wiki/Server_Name_Indication. I am not so sure many servers support it, though. My latest data, unfortunately, is not evaluated yet. But in 2011 the difference between

Re: [cryptography] [Cryptography] TLS2

2013-09-30 Thread Ralph Holz
Hi, I am not so sure many servers support it, though. My latest data, unfortunately, is not evaluated yet. But in 2011 the difference between switching on SNI and connecting without it, was pretty meagre across the Alexa range. Granted, many of those hosts may not be VHosts. Does Google

Re: [cryptography] [Cryptography] TLS2

2013-09-30 Thread Wasa
On 30/09/13 10:47, Adam Back wrote: Well clearly passwords are bad and near the end of their life-time with GPU advances, and even amplified password authenticated key exchanges like EKE have a (so far) unavoidable design requirement to have the server store something offline grindable, which