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Displaying posts with tag: pci (reset)
Configuring the Tungsten Connector for PCI Compliance

The Question Recently, a customer asked us:

We were wondering if the Connectors would be able to bind to localhost/ instead of Since the Connector is installed on the application servers, all of the connections are coming from localhost. We would like to limit this exposure so that the 3306 port is not exposed externally. We ask because we are failing PCI checks that are able to access the database port externally.

The Answer YES!

You may set the IP address for the Connector to listen on by using the tpm command option: property=server.listen.address={IP_ADDRESS}

To force the Connector to listen on the localhost only use the following example:

shell> tools/tpm configure alpha --property=server.listen.address=
shell> tools/tpm update --replace-release

Use the IP …

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Emulating MySQL roles with the Percona PAM plugin and proxy users

From time to time people wonder how to implement roles in MySQL. This can be useful for companies having to deal with many user accounts or for companies with tight security requirements (PCI or HIPAA for instance). Roles do not exist in regular MySQL but here is an example on how to emulate them using Percona Server, the PAM plugin and proxy users.

The goal

Say we have 2 databases: db1 and db2, and we want to be able to create 3 roles:

  • db1_dev: can read and write on db1 only.
  • db2_dev: can read and write on db2 only.
  • stats: can read on db1 and db2

For each role, we will create one user: joe (db1_dev), mike (db2_dev) and tom (stats).

Setting up the Percona PAM plugin

The Percona PAM plugin is distributed with Percona Server 5.5 and 5.6. I will be using …

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