The 10 deadly sins of information security

What are the most made mistakes when we are talking about information security? If you have any more suggestion, please let us know!

1. Not realizing that information security is a corporate governance responsibility (the buck stops right at the top).
2. Not realizing that information security is a business issue and not a technical issue.
3. Not realizing the fact that information security governance is a multi-dimensional discipline.
4. (information security governance is a complex issue, and there is no silver bullet or single ‘off the shelf’ solution).
5. Not realizing that an information security plan must be based on identified risks.
6. Not realizing the important role of international best practices for information security management.
7. Not realizing that a corporate information security policy is absolutely essential.
8. Not realizing that information security compliance enforcement and monitoring is absolutely essential.
9. Not realizing that a proper information security governance structure (organization) is absolutely essential.
10. Not realizing the core importance of information security awareness amongst users.
11. Not empowering information security managers with the infrastructure, tools and supporting mechanisms to properly perform their responsibilities.