Cyber Operations: Building, Defending, and Attacking Modern Computer Networks

© Mike O'Leary 2019

Mike O'LearyCyber Operationshttps://doi.org/10.1007/978-1-4842-4294-0_10

10. Logging

Mike O’Leary¹ 

(1)

Towson, MD, USA

 

Introduction

An administrator running a network needs to understand what is happening on that network, making an understanding of logs essential. Not only do logs help determine how the network is functioning, they can also provide clues to the activities of malicious actors on a network. However, because an attacker that gains root or administrative privileges can modify any logs saved on that system, an administrator needs to know how to set up a distributed logging system so that logs on one system are stored on a different system.

This chapter starts with the basics of logging on Linux, including the syslog ...