Re: More, Re: Weird problem: browsers refusing to connect; more "fun with ciphers clauses on the connector tag"

2017-10-19 Thread James H. H. Lampert
On 10/19/17, 10:02 AM, Christopher Schultz wrote: The browser tells the server what cipher suites it supports during the initial handshake, and the server decides which algorithm to use. The client doesn't try multiple different connections to see which one sticks. The server either replies

Re: More, Re: Weird problem: browsers refusing to connect; more "fun with ciphers clauses on the connector tag"

2017-10-19 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 James, On 10/16/17 2:35 PM, James H. H. Lampert wrote: > I just got finished going through 20 other customer Tomcat > installations we administer. > > First, I found that most of them were accepting the DHE ciphers > I'd disabled on the problem

More, Re: Weird problem: browsers refusing to connect; more "fun with ciphers clauses on the connector tag"

2017-10-16 Thread James H. H. Lampert
I just got finished going through 20 other customer Tomcat installations we administer. First, I found that most of them were accepting the DHE ciphers I'd disabled on the problem installation, and SSLLabs was giving them bad ratings for doing so. Second, I found that two of the other

Re: Weird problem: browsers refusing to connect; more "fun with ciphers clauses on the connector tag"

2017-10-16 Thread Mark Thomas
On 16/10/17 17:57, James H. H. Lampert wrote: > Can somebody explain what just happened? > > This morning, we got a call from a customer whose Tomcat server (on > their own hardware) we administer. > > It seems that suddenly, and without any advance warning, all but the > oldest browsers were

Weird problem: browsers refusing to connect; more "fun with ciphers clauses on the connector tag"

2017-10-16 Thread James H. H. Lampert
Can somebody explain what just happened? This morning, we got a call from a customer whose Tomcat server (on their own hardware) we administer. It seems that suddenly, and without any advance warning, all but the oldest browsers were refusing to connect to the server, without offering any