NinjaFirewall (WP Edition) - A true Web Application Firewall to secure and protect WordPress.
Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.
iThemes Security - Security plugin that provides over 30+ ways to secure and protect your WordPress site.
Paubox - Paubox provides HIPAA compliant email encryption without the hassle of extra steps.
Wordfence - Comprehensive security plugin for WordPress.
OpenSSH - OpenSSH is a free version of the SSH connectivity tools that technical users rely on.