Check Point Certified Security Administrator (CCSA) Practice Exam

In Hide NAT, what is translated?

1. Static; source

2. Simple; source

3. Hide; destination

4. Hide; source

The correct answer is: Hide; source

In Hide NAT, the correct concept refers to the translation of the source address of packets sent from internal hosts to external networks. This form of Network Address Translation is often used in scenarios where multiple internal devices need to access the internet but share a limited number of public IP addresses. When an internal host sends a packet to an external destination, Hide NAT modifies the source IP address of that packet to the public IP address assigned to the NAT device (typically a firewall or router). This process allows the various internal hosts to effectively "hide" behind a single public IP address, conserving IP address space and enhancing security by not exposing internal IP addresses. The term "Hide" specifically emphasizes the nature of the translation, focusing on masking the internal source addresses as they access external networks, hence the reference to the source is key. Other options do not accurately describe the Hide NAT mechanism; they might refer to static translations or destination translations, which are not applicable in the context of Hide NAT. The focus on translating the source address allows multiple internal connections to be managed with a single external address, which is pivotal in many networking environments.