Vce 312-38 Questions Latest

 In the context of VPNs, when both the header and payload of traffic are encapsulated, it indicates the use of Tunnel Mode. This mode is typically employed in site-to-site VPNs where the entire IP packet is wrapped with a new IP header. Tunnel Mode is designed to secure traffic between different networks over the internet, making it suitable for connecting multiple sites of an organization. Unlike Transport Mode, which only encrypts the payload and leaves the original IP header intact, Tunnel Mode encrypts the entire IP packet and adds a new header, which allows for the secure passage of the traffic through untrusted networks.

References: The explanation provided aligns with standard VPN implementations and the principles outlined in network security documents and study guides related to Certified Network Defender (CND) objectives.

The Encrypting File System (EFS) is a Windows built-in feature that provides filesystem-level encryption, introduced in version 3.0 of NTFS. It enables files to be transparently encrypted to protect confidential data from attackers with physical access to the computer. EFS is available in all versions of Windows from Windows 2000 onwards, except the Home versions. This feature allows users to encrypt files on a per-file, per-directory, or per-drive basis, and some EFS settings can be mandated via Group Policy in Windows domain environments.

References: The explanation is based on the features and capabilities of EFS as described in the official documentation and resources related to the Windows operating system1.

The SOC manager reviewing logs in AlienVault USM to investigate an intrusion is employing a reactive approach. This approach is characterized by actions taken in response to an event or incident that has already occurred. In this context, the SOC manager is analyzing the logs to understand the intrusion after it has been detected, which is a form of reactive security measure.

References: The use of AlienVault USM for log review and intrusion investigation is a common practice in Security Operations Centers (SOCs) as part of their incident response procedures, which is a reactive approach to cybersecurity threats1.

The Zero-trust network model is designed to ensure strict identity verification for every user or device attempting to access network resources, regardless of whether they are inside or outside the network perimeter. This model operates on the principle of “never trust, always verify,” which means that no one is trusted by default, and verification is required from everyone trying to gain access to resources on the network. On the other hand, the Castle-and-Moat model operates on the principle that once inside the network, users or devices are generally trusted. This model does not enforce strict identity verification for every user or device within the network, which is a fundamental difference from the Zero-trust model.

References: The information about the Zero-trust network model aligns with the Certified Network Defender (CND) course objectives, which include understanding various network security models and their characteristics. The Zero-trust model’s emphasis on strict identity verification is a key aspect of modern network security practices12. The Castle-and-Moat model’s approach of trusting users once they are inside the network is contrasted with the Zero-trust model in various security literature34.