James is a former IT executive in the banking industry and author of five technology books, including Hardening Linux, Pulling Strings with Puppet and Pro Linux System Administration James has been involved in IT Operations for nearly twenty years and is an advocate of open source technology.
He has previously worked as manager of the CERT at National Australia Bank, Executive Manager of IT Security at the Commonwealth Bank of Australia, the CIO of a medical research foundation doing Web-based clinical trials, managing the architecture group of an outsourcing company and in a number of IT roles in gaming, telecommunications and government.
He currently works at Puppet Labs as head of Operations. James manages operations, documentation, testing, support and release management for Puppet Labs.
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Contributions from James Turnbull
- Installing the MySQL database server securely
- Installing PostgreSQL: Infrastructural security concern
- Spam filters with Postfix
- Bastille or SELinux?
- Snort Log retention
- Hardening SUSE Linux Enterprise Server in eight steps
- Automate Linux system management with Puppet
- Linux inspires Windows Server 2008 security
- Protecting against the elusive Linux virus
- Hardening Linux servers for remote access
- Linux security: 2007 in review
- Using SETools to manage SELinux policies
- Using YUM to upgrade a system around the kernel
- Setting up SSH on a Windows server
- Lguest: a Linux virtualization alternative
- How to use iptables against SSH attacks
- Configuring iptables
- SELinux on other distros (not just Red Hat)
- Integrating Nagios with Netcool
- Setting up SSH for remote, secure server access