Re: can TLS be used securely or it is flawed by design not allowing to use it securely

2010-01-26 Thread Steffen DETTMER
* Kyle Hamilton wrote on Tue, Jan 19, 2010 at 16:00 -0800: On Tue, Jan 19, 2010 at 6:19 AM, Steffen wrote: * Kyle Hamilton wrote on Thu, Jan 14, 2010 at 15:50 -0800: (assuming, that a peers identity should not change within a session - but as discussed later in this mail this could be

Re: can TLS be used securely or it is flawed by design not allowing to use it securely

2010-01-19 Thread Steffen DETTMER
* Kyle Hamilton wrote on Thu, Jan 14, 2010 at 15:50 -0800: On Wed, Jan 13, 2010 at 5:58 AM, Steffen DETTMER wrote: There is currently no way for even an ideal TLS implementation to detect this issue. [...] Yes. Please see SSL_CTX_set_info_callback(3ssl). hum, now I'm confused, I

Re: can TLS be used securely or it is flawed by design not allowing to use it securely

2010-01-19 Thread Kyle Hamilton
On Tue, Jan 19, 2010 at 6:19 AM, Steffen DETTMER steffen.dett...@ingenico.com wrote: * Kyle Hamilton wrote on Thu, Jan 14, 2010 at 15:50 -0800: On Wed, Jan 13, 2010 at 5:58 AM, Steffen DETTMER wrote: There is currently no way for even an ideal TLS implementation to detect this issue. [...]

Re: can TLS be used securely or it is flawed by design not allowing to use it securely

2010-01-14 Thread Kyle Hamilton
On Wed, Jan 13, 2010 at 5:58 AM, Steffen DETTMER steffen.dett...@ingenico.com wrote: Hi, thank you very much for all your explanation and to give me one more free training :) Hey, like I said, I believe this information needs to be free to all. :) * Kyle Hamilton wrote on Tue, Jan 12, 2010

Re: can TLS be used securely or it is flawed by design not allowing to use it securely

2010-01-13 Thread Steffen DETTMER
Hi, thank you very much for all your explanation and to give me one more free training :) * Kyle Hamilton wrote on Tue, Jan 12, 2010 at 13:33 -0800: Isn't it a bug in the application when it does not allow me (its user) to configure it? As far as I know there is no way to tell Firefox i.e.

can TLS be used securely or it is flawed by design not allowing to use it securely (was: Re: Re-negotiation handshake failed: Not accepted by client!?)

2010-01-12 Thread Steffen DETTMER
Hi, thank you for your detailed explanations. The main thing I still not understood is whether TLS by design enforces the `bad behavior', meaning TLS cannot be used securely at all by anyone, - or - if TLS just does not enforce to use is securely, meaning that TLS relies on application code

Re: can TLS be used securely or it is flawed by design not allowing to use it securely (was: Re: Re-negotiation handshake failed: Not accepted by client!?)

2010-01-12 Thread Kyle Hamilton
Responses inline, again. :) On Tue, Jan 12, 2010 at 2:53 AM, Steffen DETTMER steffen.dett...@ingenico.com wrote: The main thing I still not understood is whether TLS by design enforces the `bad behavior', meaning TLS cannot be used securely at all by anyone, - or - if TLS just does not