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There are six different types of logs monitored by SIEM solutions: Perimeter device logs. Windows event logs. Endpoint logs. Application logs. Proxy logs. IoT logs. 1. Perimeter device logs. Perimeter devices monitor and regulate traffic to and from the network.
Nearly every component in a network generates a different type of data and each component collects that data in its own log. Because of that, many types of logs exist, including: Event Log: a high-level log that records information about network traffic and usage, such as login attempts, failed password attempts, and application events.
Structured, semi-structured, and unstructured logs. Log files come in structured, semi-structured, or unstructured formats. Structured log formats have a clear, consistent pattern and can be read by humans and machines.
Feb 4, 2023 · For example, the following are some of the different types of log formats that you may be collecting: Syslog: event messages from network devices like routers and switches; JavaScript Object Notation (JSON): format that can be read by both humans and machines; Windows Event Log: records from Windows-based operating systems and applications
- Perimeter Device Logs. Firewalls, intrusion detection systems (IDS) and web proxies record information about all traffic that passes through them so that administrators can see if anyone tries to access the network without permission or tries to gain unauthorized access to sensitive resources.
- Windows Event Logs. Windows event logs are used for auditing and system monitoring. They can monitor the security of your critical applications, servers and other devices.
- Endpoint Logs. Endpoint log data is generated by endpoints such as workstations, laptops, smartphones or tablets. Endpoint logs can include files accessed, applications used and other activities on the device.
- Application Logs. Application logs record information about the actions of users within an application or service, such as when they access or modify data in programs like Microsoft Office, Google Chrome web browser and Adobe Reader PDF reader.
This document focuses on the types of logs that are most often deemed to be important by organizations in terms of computer security. Organizations should consider the value of each potential source of computer security log data when designing and implementing a log management infrastructure.
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Jun 17, 2023 · 1. Audit logs – keep track of all activity on a system, including login attempts, access attempts, and changes made to the system’s configuration. 2. Firewall logs – record all traffic that flows through the firewall, including permitted and blocked traffic.