The A to Z Cyber Security & IT Certification Training Bundle is on sale today for $39, or 97% off. It contains 12 courses on how to pinpoint weaknesses and suggest improvements in network systems. As an ethical hacker, you can make a living by exploiting cybersecurity vulnerabilities. Seven of the courses in the bundle are designed to prepare you for several popular security certifications ranging from CompTIA Security+ to ISACA CISA. The bundle is available for pre-order at $39.”]