Pass the Checkpoint CCSE R81 156-315.81 Questions and answers with ValidTests

The software blade package that uses CPU-level and OS-level sandboxing in order to detect and block malware is the Next Generation Threat Emulation. This package is part of the Check Point SandBlast Zero-Day Protection solution, which protects organizations against unknown malware, zero-day threats and targeted attacks, and prevents infections from undiscovered exploits1.

CPU-level and OS-level sandboxing are two techniques that Check Point uses to analyze files and objects for malicious behavior. CPU-level inspection is a unique technology that detects malware at the pre-infection stage by examining the CPU instructions that the file executes. This allows Check Point to identify and block malware that tries to evade detection by using obfuscation, encryption, or polymorphism12.

OS-level sandboxing is a complementary technology that runs files and objects in a virtualized environment and monitors their behavior for malicious indicators. This allows Check Point to detect and block malware that tries to exploit vulnerabilities in the operating system or applications, or that performs malicious actions such as downloading additional payloads, modifying system settings, or communicating with command and control servers12.

Therefore, the correct answer is B. The Next Generation Threat Emulation software blade package uses CPU-level and OS-level sandboxing in order to detect and block malware.

References:

1, Understanding SandBlast - Check Point Software Technologies

2, HOW TO CHOOSE YOUR NEXT SANDBOXING SOLUTION - Check Point Software

3, CHECK POINT + SERVICENOW

4, Check Point Quantum Edge Datasheet

 According to the Check Point R81 training course, the medium path is available only when CoreXL is enabled. CoreXL is a performance-enhancing technology that allows multiple CPU cores to process traffic simultaneously. The medium path handles packets that require deeper inspection or content awareness, such as IPS, Anti-Virus, or URL Filtering. The other paths are either available regardless of CoreXL or not valid terms. References: Certified Security Expert (CCSE) R81.20 Course Overview

Once a certificate is revoked from the Security Gateway by the Security Management Server, the certificate information is stored on the Certificate Revocation List (CRL). The CRL is a list of certificates that have been revoked by the Internal Certificate Authority (ICA) and are no longer valid for Secure Internal Communication (SIC). The CRL is signed by the ICA and issued to all the managed Security Gateways the next time a SIC connection is made12. The CRL helps to prevent unauthorized access to the Security Management Server by revoked Security Gateways.

References: 1: How to renew SIC after changing IP Address of Security Management Server - Check Point Software, Solution ID: sk43784 2: Check Point R81 Security Engineering Guide - Check Point Software, page 162

 The file that contains the host address to be published, the MAC address that needs to be associated with the IP address, and the unique IP of the interface that responds to ARP request is $FWDIR/conf/local.arp. Local.arp is a configuration file that defines static ARP entries for hosts behind NAT devices. This file allows the Security Gateway to respond to ARP requests for NATed hosts with the correct MAC address, and to publish the NATed IP address instead of the real IP address. The other files are either not related or not valid. 

Browser-based Authentication is a method of acquiring identities from unidentified users by sending them to a web page where they can log in and authenticate. Browser-based Authentication uses two techniques to acquire identities: Captive Portal and Transparent Kerberos Authentication1.

Captive Portal is a simple method that attempts authentication through a web interface before granting a user access to Intranet resources. When a user tries to access a protected resource, they are redirected to a web page where they have to enter their credentials. The credentials are verified by the Identity Awareness Security Gateway or an external authentication server. If the authentication is successful, the user’s identity is associated with their IP address and they are allowed to access the resource12.

Transparent Kerberos Authentication is a more seamless method that leverages the existing Kerberos infrastructure in the network. When a user tries to access a protected resource, the Identity Awareness Security Gateway intercepts the Kerberos ticket request and extracts the user’s identity from it. The user’s identity is then associated with their IP address and they are allowed to access the resource without any additional prompts. This method requires that the Identity Awareness Security Gateway is configured as a trusted proxy in the Active Directory domain12.

Therefore, the correct answer is B. Browser-based Authentication sends users to a web page to acquire identities using Captive Portal and Transparent Kerberos Authentication.

References:

1, THE IMPORTANCE OF ACCESS ROLES - Check Point Software, page 2

2, Browser-based Authentication Check Point - Bing

3, How to Configure Client Authentication - Check Point Software, page 1

4, Identity Sources - Check Point Software

5, Configuring Browser-Based Authentication - Check Point Software

6, Two Factor Authentication - Check Point Software

 If Deyra sees the gateway status as shown in the image, it means that there is a blade reporting a problem. The red exclamation mark indicates that one or more blades on the gateway have an issue that needs attention. The issue could be related to configuration, license, policy, or other factors. Deyra can hover over the icon to see more details about the problem. References: Training & Certification | Check Point Software, New Courses and Certificates for R81.20 - Check Point CheckMates

According to the Check Point website, GAiA Software update packages can be imported and installed offline in situation where the Security Gateway with GAiA does not have access to Internet. This allows you to manually download the packages from another device and transfer them to the Security Gateway using a USB drive or other media. The other situations are either not relevant or not possible. References: Offline Software Updates

 According to the Check Point website, Vanessa needs to fill in the following details in the System Restore window before she can click OK button and test the backup: Server, Protocol, Username, Password, Path, Comment, All Members. These details specify the source and destination of the backup file, as well as the scope of the restore operation. The other options are either missing or incorrect details. References: System Restore

In the context of Check Point remote access clients and Office Mode, the correct answer is:

A. SecuRemote: SecuRemote is a Check Point remote access client that does not provide an Office-Mode Address. Office Mode is a feature that assigns a unique IP address from a designated IP pool to remote users when they connect to the corporate network. SecuRemote does not support this feature.

B. Endpoint Security Suite, C. Endpoint Security VPN, and D. Check Point Mobile are remote access clients that support Office Mode and can provide an Office-Mode Address to remote users.

Therefore, option A is the correct answer as it correctly identifies a remote access client that does not provide an Office-Mode Address.

References: Check Point Certified Security Expert (CCSE) R81 documentation and learning resources.

 For ClusterXL to work properly, one of the mandatory requirements is that the Magic MAC number must be unique per cluster node. The Magic MAC number is a MAC address that is used by ClusterXL to hide the physical MAC addresses of the cluster members from the network. This way, the cluster can present a single virtual MAC address to the network, and avoid ARP issues when a failover occurs. The Magic MAC number is derived from the Cluster Virtual IP address, which must also be unique per cluster. 

The main difference between SSL VPN (Secure Sockets Layer Virtual Private Network) and IPSec VPN (Internet Protocol Security Virtual Private Network) is in the way they operate:

SSL VPN typically does not require the installation of a resident VPN client. It often relies on a web browser to establish the VPN connection, making it more convenient for remote users who may not want to install dedicated VPN software.

IPSec VPN, on the other hand, often requires the installation of a resident VPN client on the user's device to establish the VPN connection. This client software is necessary for configuring and managing the VPN connection.

Option C, stating that SSL VPN and IPSec VPN are the same, is incorrect because they have distinct characteristics as described above.

Option A is incorrect because it inaccurately suggests that IPSec VPN does not require a resident VPN client, which is not true in most cases.

Option B is incorrect because it wrongly claims that SSL VPN requires the installation of a resident VPN client.

References: Check Point Certified Security Expert R81 Study Guide

Capsule Connect is a full layer 3 VPN client that provides secure and seamless remote access to corporate networks from iOS and Android devices. It supports all VPN authentication methods, such as certificates, passwords, tokens, and challenge-response. It also supports split tunneling and seamless roaming. References: Capsule Connect Datasheet, Capsule Connect Administration Guide

When Dynamic Dispatcher is enabled, it dynamically assigns connections, but there are exceptions. The exception mentioned in the question is:

VoIP (Option D): VoIP connections are an exception when Dynamic Dispatcher is enabled. They are not assigned dynamically but follow a different rule set to ensure quality and reliability for VoIP traffic.

The other options, Threat Emulation (Option A), HTTPS (Option B), and QoS (Option C), are dynamically assigned when Dynamic Dispatcher is enabled.

References: Check Point Certified Security Expert (CCSE) R81 training materials and documentation.

 The extended master key extension/session hash is a feature introduced in TLS 1.3 to prevent a Man-in-the-Middle attack/disclosure of the client-server communication. It works by generating a unique session hash for each connection, which is derived from the master key and other parameters. This session hash is then used to authenticate the application data and the end-of-handshake messages, ensuring that no one can tamper with or eavesdrop on the communication. References: Check Point Security Expert R81 Course, TLS 1.3 RFC

 DES (Data Encryption Standard) is a symmetric block cipher that uses a 56-bit key to encrypt and decrypt 64-bit blocks of data. It was developed by IBM in 1975 and adopted by the US government as a standard for encryption. However, DES has been proven to be insecure and vulnerable to various attacks, such as brute force, differential cryptanalysis, and linear cryptanalysis. A brute force attack can break DES in a matter of hours using modern hardware. Differential cryptanalysis can reduce the number of keys to be searched by a factor of four, and linear cryptanalysis can reduce it by a factor of two. Therefore, DES is the least secure encryption algorithm among the options given.

References: Types of Encryption, Secure Organization’s Data With These Encryption Algorithms, Comparative study of symmetric cryptographic algorithms