Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-29 Thread James A. Donald
On 2012-02-28 11:34 PM, The Fungi wrote: Your login was successful, but due to recent security concerns we also require a one-time verification of your personal information. Please now enter the following... * Checking Account Number * Bank Routing Number * ATM Card Number * Card

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-29 Thread Marsh Ray
On 02/28/2012 10:42 AM, Marsh Ray wrote: By forcing the phishing attack to involve the legitimate site, it does one other thing: it puts the site in a position to require strong mutual authentication. Let me clarify one little detail: web browsers will still send the HTTP request (including

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-28 Thread The Fungi
On 2012-02-26 15:45:34 -0600 (-0600), Marsh Ray wrote: [...] So if the online banking site required TLS client authentication with smart cards with on-chip RSA, the situation would be much different. A MitM who succeeded in impersonating the site to the user would be unable to replay or

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-28 Thread Marsh Ray
On 02/28/2012 07:34 AM, The Fungi wrote: Your login was successful, but due to recent security concerns we also require a one-time verification of your personal information. Please now enter the following... Yes, but all of this falls in the category of user authenticates the website. So

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-27 Thread coderman
On Sat, Feb 25, 2012 at 4:54 PM, Marsh Ray ma...@extendedsubset.com wrote: ... Still it might be worth pointing that if Wells Fargo really wanted to forbid a Trustwave network-level MitM, SSL/TLS provides the capability to enforce that policy at the protocol level. They could configure their

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-27 Thread Kevin W. Wall
On Mon, Feb 27, 2012 at 6:08 PM, coderman coder...@gmail.com wrote: On Sat, Feb 25, 2012 at 4:54 PM, Marsh Ray ma...@extendedsubset.com wrote: ... Still it might be worth pointing that if Wells Fargo really wanted to forbid a Trustwave network-level MitM, SSL/TLS provides the capability to

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-26 Thread Andy Steingruebl
On Sat, Feb 25, 2012 at 4:54 PM, Marsh Ray ma...@extendedsubset.com wrote: Still it might be worth pointing that if Wells Fargo really wanted to forbid a Trustwave network-level MitM, SSL/TLS provides the capability to enforce that policy at the protocol level. They could configure their web

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-26 Thread Marsh Ray
On 02/26/2012 09:34 AM, Andy Steingruebl wrote: On Sat, Feb 25, 2012 at 4:54 PM, Marsh Ray ma...@extendedsubset.com mailto:ma...@extendedsubset.com wrote: Still it might be worth pointing that if Wells Fargo really wanted to forbid a Trustwave network-level MitM, SSL/TLS provides the

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-25 Thread John Case
On Sun, 12 Feb 2012, Jeffrey Walton wrote: (2) Did the other end of the SSL/TLS tunnel also agree to be monitored? Ding! Yes, that is the key - and was the key the first time we visited this subject a few months ago. When all is said and done, and Jane Doe cube peasant signs away her

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-25 Thread Marsh Ray
On 02/25/2012 05:55 PM, John Case wrote: When all is said and done, and Jane Doe cube peasant signs away her life, and the browsers all look the other way and every CA is doing it ... after all of that, does Wells Fargo actually consent to your bullshit Fortune 30,000 firm monitoring their

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-18 Thread Steven Bellovin
Mozilla has issued a statement about MITM certs: https://blog.mozilla.com/security/2012/02/17/message-to-certificate-authorities-about-subordinate-cas/ (Ack: Paul Hoffman posted this link to g+) ___ cryptography mailing list cryptography@randombit.net

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-15 Thread Kevin W. Wall
On Wed, Feb 15, 2012 at 12:49 AM, Jeffrey Walton noloa...@gmail.com wrote: On Sun, Feb 12, 2012 at 8:17 PM, Steven Bellovin s...@cs.columbia.edu wrote: On Feb 12, 2012, at 6:31 AM, Harald Hanche-Olsen wrote: [Jeffrey Walton noloa...@gmail.com (2012-02-12 10:57:02 UTC)] (1) How can a company

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-14 Thread William Allen Simpson
On 2/13/12 3:43 PM, d...@geer.org wrote: Two refs, one confirmed, one hearsay 1. J. Beeson, CISO, GE Capital has a standard stump speech, I don't buy your shoes, why should I buy your computer? 2. Sec. Napolitano is said to have bought the iPad she is regularly seen with using her own money.

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-14 Thread Jeffrey Walton
On Sun, Feb 12, 2012 at 8:17 PM, Steven Bellovin s...@cs.columbia.edu wrote: On Feb 12, 2012, at 6:31 AM, Harald Hanche-Olsen wrote: [Jeffrey Walton noloa...@gmail.com (2012-02-12 10:57:02 UTC)] (1) How can a company actively attack a secure channel and tamper with communications if there

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-12 Thread Krassimir Tzvetanov
While I'm not a lawyer and my opinion is in noway authoritive I do not believe there is any violation. They ay be an accessory to a potential crime but they themselves did not do the tapping. Now on the other hand those companies that did the tapping should be OK for as long as they are clear

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-12 Thread Jeffrey Walton
On Sun, Feb 12, 2012 at 5:43 AM, Krassimir Tzvetanov mailli...@krassi.biz wrote: While I'm not a lawyer and my opinion is in noway authoritive I do not believe there is any violation. They ay be an accessory to a potential crime but they themselves did not do the tapping. Now on the other

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-12 Thread Jeffrey Walton
On Sun, Feb 12, 2012 at 5:43 AM, Krassimir Tzvetanov mailli...@krassi.biz wrote: While I'm not a lawyer and my opinion is in noway authoritive I do not believe there is any violation. They ay be an accessory to a potential crime but they themselves did not do the tapping. I think its a bit

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-12 Thread Krassimir Tzvetanov
Again, I'm not a lawyer but if somebody legally purchases a gun from you for a legitimate purpose and then abuse it your are not liable (US context here). The same way if somebody purchases this cert to monitor their employees for data exfiltration (perfectly good reason, if specified in the

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-12 Thread Benjamin Kreuter
On Sun, 12 Feb 2012 05:57:02 -0500 Jeffrey Walton noloa...@gmail.com wrote: On Sun, Feb 12, 2012 at 5:43 AM, Krassimir Tzvetanov mailli...@krassi.biz wrote: While I'm not a lawyer and my opinion is in noway authoritive I do not believe there is any violation. They ay be an accessory to a

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-12 Thread John Levine
They also claim in their defense that other CAs are doing this. Evading computer security systems and tampering with communications is a violation of federal law in the US. As the article made quite clear, this particular cert was used to monitor traffic on the customer's own network, which is

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-12 Thread Marsh Ray
On 02/12/2012 10:24 AM, John Levine wrote: They also claim in their defense that other CAs are doing this. Evading computer security systems and tampering with communications is a violation of federal law in the US. As the article made quite clear, this particular cert was used to monitor

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-12 Thread ianG
On 13/02/12 10:53 AM, Marsh Ray wrote: On 02/12/2012 10:24 AM, John Levine wrote: They also claim in their defense that other CAs are doing this. Evading computer security systems and tampering with communications is a violation of federal law in the US. As the article made quite clear, this

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-12 Thread Nico Williams
On Sun, Feb 12, 2012 at 9:13 PM, Krassimir Tzvetanov mailli...@krassi.biz wrote: I agree, I'm just reflecting on the reality... :( Reality is actually as I described, at least for some shops that I'm familiar with. ___ cryptography mailing list

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-12 Thread Steven Bellovin
On Feb 12, 2012, at 10:26 46PM, Nico Williams wrote: On Sun, Feb 12, 2012 at 9:13 PM, Krassimir Tzvetanov mailli...@krassi.biz wrote: I agree, I'm just reflecting on the reality... :( Reality is actually as I described, at least for some shops that I'm familiar with. The trend is the

Re: [cryptography] trustwave admits issuing corporate mitm certs

2012-02-12 Thread Nico Williams
I'm sure the trend is currently the other way, yes, but with low-cost high-bandwidth wireless becoming more common it doesn't really matter, does it? And it all depends on the organization and it's risk taking profile. But to bring this back on topic: I'd rather see draconian corporate network