This was not supported and typically required a proxy solution with user authentication. Users/Identity Mapping: IT and security managers started wondering “who” is sending traffic through the firewall. It did have rudimentary inspection options, but they were difficult to configure and did not work very well.

Layer 7 Inspection: An ASA is a Layer 3 and Layer 4 device it is not aware of any application. SSL Decryption: You cannot really have network security if all it takes to get around your policy is encryption.Īnti-Malware: Of course, detecting malware before it gets to your users is always a good thing. This feature was not supported on an ASA and required a separate appliance. Make sure to configure the machine's security according to your organization's security policyįor more information, go to the related solution in the Azure Marketplace.IPS (Intrusion Prevention System): If you need network security, you need an IPS. Sudo wget -O cef_installer.py python cef_installer.py Run the following command to install and apply the CEF collector: You must have elevated permissions (sudo) on your machine.Make sure that you have Python on your machine using the following command: python -version.The CEF collector collects CEF messages on port 514 TCP. Install the Microsoft Monitoring Agent on your Linux machine and configure the machine to listen on the necessary port and forward messages to your Microsoft Sentinel workspace. Select or create a Linux machine that Microsoft Sentinel will use as the proxy between your security solution and Microsoft Sentinel this machine can be on your on-prem environment, Azure or other clouds.ġ.2 Install the CEF collector on the Linux machine

Notice that the data from all regions will be stored in the selected workspace Install and configure the Linux agent to collect your Common Event Format (CEF) Syslog messages and forward them to Microsoft Sentinel. This gives you more insight into your organization's network and improves your security operation capabilities. The Cisco ASA firewall connector allows you to easily connect your Cisco ASA logs with Microsoft Sentinel, to view dashboards, create custom alerts, and improve investigation.

Asa firewall