The best prevention technique against an SQL injection attack would be option D: Web application firewall.

Here's why:

Option A: Address space layout randomization (ASLR) is a computer security technique which involves randomly positioning the base address of an executable and the position of libraries, heap, and stack, in a process's address space. While it is a good technique for preventing buffer overflow attacks, it is not specifically designed to prevent SQL injection attacks.

Option B: Stack canary is a security mechanism used to prevent buffer overflow attacks. It is not specifically designed to prevent SQL injection attacks.

Option C: Return to libc is a method used to defeat stack protection mechanisms. It is not a prevention technique, but rather a type of attack.

Option D: A Web Application Firewall (WAF) is a firewall that monitors, filters or blocks data packets as they travel to and from a website or web application. A WAF can be either network-based, host-based or cloud-based and is often deployed through a reverse proxy and placed in front of one or more websites or applications. Running a WAF is like having a force field around your website - it only lets the good guys in and keeps the bad guys out. WAFs are especially useful against SQL injection attacks.

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The best prevention technique against an SQL injection attack would be option D: Web application firewall.

Here's why:

Option A: Address space layout randomization (ASLR) is a computer security technique which involves randomly positioning the base address of an executable and the position of libraries, heap, and stack, in a process's address space. While it is a good technique for preventing buffer overflow attacks, it is not specifically designed to prevent SQL injection attacks.

Option B: Stack canary is a security mechanism used to prevent buffer overflow attacks. It is not specifically designed to prevent SQL injection attacks.

Option C: Return to libc is a method used to defeat stack protection mechanisms. It is not a prevention technique, but rather a type of attack.

Option D: A Web Application Firewall (WAF) is a firewall that monitors, filters or blocks data packets as they travel to and from a website or web application. A WAF can be either network-based, host-based or cloud-based and is often deployed through a reverse proxy and placed in front of one or more websites or applications. Running a WAF is like having a force field around your website - it only lets the good guys in and keeps the bad guys out. WAFs are especially useful against SQL injection attacks.

Knowee AI · Accepted Answer

The best prevention technique against an SQL injection attack would be option D: Web application firewall.

Here's why:

Option A: Address space layout randomization (ASLR) is a computer security technique which involves randomly positioning the base address of an executable and the position of libraries, heap, and stack, in a process's address space. While it is a good technique for preventing buffer overflow attacks, it is not specifically designed to prevent SQL injection attacks.

Option B: Stack canary is a security mechanism used to prevent buffer overflow attacks. It is not specifically designed to prevent SQL injection attacks.

Option C: Return to libc is a method used to defeat stack protection mechanisms. It is not a prevention technique, but rather a type of attack.

Option D: A Web Application Firewall (WAF) is a firewall that monitors, filters or blocks data packets as they travel to and from a website or web application. A WAF can be either network-based, host-based or cloud-based and is often deployed through a reverse proxy and placed in front of one or more websites or applications. Running a WAF is like having a force field around your website - it only lets the good guys in and keeps the bad guys out. WAFs are especially useful against SQL injection attacks.

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