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MySQL connection using SSL… or not ?

 | February 23, 2016 |  Posted In: MySQL, MySQL 5.7

MySQL connection using SSL

In this blog post, we’ll discuss how we can determine if a MySQL connection is using SSL. Since MySQL 5.7.5 the server generates SSL certificates (see auto_generate_certs) by default if compiled with SSL, or uses mysql_ssl_rsa_setup if compiled with YaSSL. But how can we check to see if our MySQL client connection uses SSL ? When using an […]

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Percona security update: oCERT and SSL improvements

 | May 18, 2015 |  Posted In: MySQL, Security

We have recently become a member of oCERT to aid in allowing responsible disclosure for Percona products and services as can be seen on their members page. We are presently working on the verbiage for the responsible disclosure program, and we are also investigating establishing a bug bounty program. In the mean time you can […]

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How to test if CVE-2015-0204 FREAK SSL security flaw affects you

 | March 5, 2015 |  Posted In: MySQL, Security

The CVE-2015-0204 FREAK SSL vulnerability abuses intentionally weak “EXPORT” ciphers which could be used to perform a transparent Man In The Middle attack. (We seem to be continually bombarded with not only SSL vulnerabilities but the need to name vulnerabilities with increasing odd names.) Is your server vulnerable? This can be tested using the following GIST […]

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Heartbleed: Separating FAQ From FUD

 | April 9, 2014 |  Posted In: Insight for DBAs, MySQL, Percona Server, Security

If you’ve been following this blog (my colleague, David Busby, posted about it yesterday) or any tech news outlet in the past few days, you’ve probably seen some mention of the “Heartbleed” vulnerability in certain versions of the OpenSSL library. So what is ‘Heartbleed’, really? In short, Heartbleed is an information-leak issue. An attacker can […]

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