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Displaying posts with tag: cipher (reset)

MySQL SSL Users: BEWARE This Bug
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If you’re using MySQL and SSL, you might want to glance over this article and give your setup a quick test.

I’ve uncovered an alarming bug in 5.5 where one could gain access to your MySQL instance just knowing the username and password (not having any SSL certificate, key, etc.)!

Of course, I’ve filed a bug about it here:

http://bugs.mysql.com/bug.php?id=62743

It’s been over 4 days now, and not one comment from the MySQL Bug/Dev Team.

So once again, I feel the need to share this bug with the public, in case you are using SSL with 5.5, and think your connections are …

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The best MySQL SSL Cipher?
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This is more of a question than me sharing knowledge, but I'm testing the effects of MySQL SSL on replication delay. Interestingly, my tests show faster replication when I enable SSL, versus disable. The slave_compressed_protocol has an effect too, and I get the best result when I use SSL and slave compression in a non-CPU bound test.

The question came up, however, of what SSL Cipher I'm using. I'm not specifying one in my CHANGE MASTER statement, so I'm guessing I'm getting the same default cipher as if I connect with the regular mysql command line client with SSL, which is:

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