When is the wss (WebSocket Secure) protocol used?
Answer(s): D
The WSS (WebSocket Secure) protocol is an extension of the WebSocket protocol that provides a secure communication channel over the internet. It is used to establish a persistent, full-duplex communication channel between a client (in this case, the Cortex XDR agent) and a server (such as the Cortex XDR management console or other components). The Cortex XDR agent uses the WSS protocol to establish a secure and real-time bidirectional communication channel with the Cortex XDR management console or other components in the Palo Alto Networks security ecosystem. This communication channel allows the agent to send data, such as security events, alerts, and other relevant information, to the management console, and receive commands, policy updates, and responses in return. By using the WSS protocol, the Cortex XDR agent can maintain a persistent connection with the management console, which enables timely communication of security-related information and allows for efficient incident response and remediation actions. It's important to note that the other options mentioned in the question also involve communication between the Cortex XDR agent and various components, but they do not specifically mention the use of the WSS protocol. For example:A) The Cortex XDR agent downloading new security content typically utilizes protocols like HTTP or HTTPS.B) When the Cortex XDR agent uploads alert data, it may use protocols like HTTP or HTTPS to transmit the data securely.C) When the Cortex XDR agent connects to WildFire to upload files for analysis, it typically uses protocols like HTTP or HTTPS. Therefore, the correct answer is D, when the Cortex XDR agent establishes a bidirectional communication channel.
Device communication protocols AWS IoT CoreWebSocket WikipediaPalo Alto Networks Certified Detection and Remediation Analyst (PCDRA) Palo Alto Networks [What are WebSockets? | Web Security Academy][Palo Alto Networks Certified Detection and Remediation Analyst PCDRA certification exam practice question and answer (Q&A) dump with detail explanation and reference available free, helpful to pass the Palo Alto Networks Certified Detection and Remediation Analyst PCDRA exam and earn Palo Alto Networks Certified Detection and Remediation Analyst PCDRA certification.]
With a Cortex XDR Prevent license, which objects are considered to be sensors?
Answer(s): C
The objects that are considered to be sensors with a Cortex XDR Prevent license are Cortex XDR agents and Palo Alto Networks Next-Generation Firewalls. These are the two sources of data that Cortex XDR can collect and analyze for threat detection and response. Cortex XDR agents are software components that run on endpoints, such as Windows, Linux, and Mac devices, and provide protection against malware, exploits, and fileless attacks. Cortex XDR agents also collect and send endpoint data, such as process activity, network traffic, registry changes, and user actions, to the Cortex Data Lake for analysis and correlation. Palo Alto Networks Next-Generation Firewalls are network security devices that provide visibility and control over network traffic, and enforce security policies based on applications, users, and content. Next-Generation Firewalls also collect and send network data, such as firewall logs, DNS logs, HTTP headers, and WildFire verdicts, to the Cortex Data Lake for analysis and correlation. By integrating data from both Cortex XDR agents and Next- Generation Firewalls, Cortex XDR can provide a comprehensive view of the attack surface and detect threats across the network and endpoint layers.
Cortex XDR Prevent LicenseCortex XDR Agent FeaturesNext-Generation Firewall Features
Which license is required when deploying Cortex XDR agent on Kubernetes Clusters as a DaemonSet?
When deploying Cortex XDR agent on Kubernetes clusters as a DaemonSet, the license required is Cortex XDR Cloud per Host. This license allows you to protect and monitor your cloud workloads, such as Kubernetes clusters, containers, and serverless functions, using Cortex XDR. With Cortex XDR Cloud per Host license, you can deploy Cortex XDR agents as DaemonSets on your Kubernetes clusters, which ensures that every node in the cluster runs a copy of the agent. The Cortex XDR agent collects and sends data from the Kubernetes cluster, such as pod events, container logs, and network traffic, to the Cortex Data Lake for analysis and correlation. Cortex XDR can then detect and respond to threats across your cloud environment, and provide visibility and context into your cloud workloads. The Cortex XDR Cloud per Host license is based on the number of hosts that run the Cortex XDR agent, regardless of the number of containers or functions on each host. A host is defined as a virtual machine, a physical server, or a Kubernetes node that runs the Cortex XDR agent. You can read more about the Cortex XDR Cloud per Host license and how to deploy Cortex XDR agent on Kubernetes clusters here1 and here2.
Cortex XDR Cloud per Host LicenseDeploy Cortex XDR Agent on Kubernetes Clusters as a DaemonSet
What kind of the threat typically encrypts user files?
Answer(s): A
Ransomware is a type of malicious software, or malware, that encrypts user files and prevents them from accessing their data until they pay a ransom. Ransomware can affect individual users,businesses, and organizations of all kinds. Ransomware attacks can cause costly disruptions, data loss, and reputational damage. Ransomware can spread through various methods, such as phishing emails, malicious attachments, compromised websites, or network vulnerabilities. Some ransomware variants can also self-propagate and infect other devices or networks. Ransomware authors typically demand payment in cryptocurrency or other untraceable methods, and may threaten to delete or expose the encrypted data if the ransom is not paid within a certain time frame. However, paying the ransom does not guarantee that the files will be decrypted or that the attackers will not target the victim again. Therefore, the best way to protect against ransomware is to prevent infection in the first place, and to have a backup of the data in case of an attack123456
What is Ransomware? | How to Protect Against Ransomware in 2023 Ransomware - WikipediaWhat is ransomware? | Ransomware meaning | CloudflareWhat Is Ransomware? | Ransomware.orgRansomware -- FBI
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cert commented on September 24, 2023 admin guide (windows) respond to malicious causality chains. when the cortex xdr agent identifies a remote network connection that attempts to perform malicious activity—such as encrypting endpoint files—the agent can automatically block the ip address to close all existing communication and block new connections from this ip address to the endpoint. when cortex xdrblocks an ip address per endpoint, that address remains blocked throughout all agent profiles and policies, including any host-firewall policy rules. you can view the list of all blocked ip addresses per endpoint from the action center, as well as unblock them to re-enable communication as appropriate. this module is supported with cortex xdr agent 7.3.0 and later. select the action mode to take when the cortex xdr agent detects remote malicious causality chains: enabled (default)—terminate connection and block ip address of the remote connection. disabled—do not block remote ip addresses. to allow specific and known s Anonymous upvote
cert commented on September 24, 2023 admin guide (Windows) Respond to Malicious Causality Chains. When the Cortex XDR agent identifies a remote network connection that attempts to perform malicious activity—such as encrypting endpoint files—the agent can automatically block the IP address to close all existing communication and block new connections from this IP address to the endpoint. When Cortex XDRblocks an IP address per endpoint, that address remains blocked throughout all agent profiles and policies, including any host-firewall policy rules. You can view the list of all blocked IP addresses per endpoint from the Action Center, as well as unblock them to re-enable communication as appropriate. This module is supported with Cortex XDR agent 7.3.0 and later. Select the Action Mode to take when the Cortex XDR agent detects remote malicious causality chains: Enabled (default)—Terminate connection and block IP address of the remote connection. Disabled—Do not block remote IP addresses. To allow specific and known s Anonymous upvote
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