1. What is a PHP Remote File Include (RFI) attack, and why are these prevalent in today’s Internet world?
RFI stands for Remote File Inclusion that allows the attacker to upload a custom coded/malicious file on a website or server using a script. This vulnerability exploits the poor validation checks in websites and can eventually lead to code execution on server or code execution on website (XSS attack using javascript). RFI is a common vulnerability and all website hacking is not entirely focused on SQL injection. Using RFI you can deface the websites, get access to the server and do almost anything. What makes it more dangerous is that you only need to have your common sense and basic knowledge of PHP to execute this one

2. What country is the top host of Structured Query Language (SQL) injection and SQL Slammer infections? Why can’t the U.S. government do anything to prevent these injection attacks and infections?

The U.S. is the top host of SQL Injection and SQL Slammer infections. Cybercriminals have made vast improvements to their infrastructure over the last few years. Its expansion is thousands of websites vulnerable to SQL Injections. Malicious code writers have exploited these vulnerabilities to distribute malware so quick that the government cannot contain such a large quantity.

3. What does it mean to have a policy of nondisclosure in an organization?

It is a contract where the parties agree not to disclose information covered by the agreement. It outlines confidential material, knowledge, or information that the parties wish to share with one another for certain purposes, but wish to restrict access to or by third parties

4. What trends were tracked when it came to malicious code in 2009 by the Symantec Report researched during this lab?
DoS attacks are always common, however targeted attacks using advanced persistent threats