A custom script monitors real-time

A security analyst is reviewing the logs from an internal chat server. The chat.logfile is too large to review manually, so the analyst wants to create a shorter log file that only includes lines associated with a user demonstrating anomalous activity. Below is a snippet of the log:

Which of the following commands would work BEST to achieve the desired result?

A security analyst reviews SIEM logs and detects a well-known malicious executable running in a Windows machine The up-to-date antivirus cannot detect the malicious executable Which of the following is the MOST likely cause of this issue?

A security analyst reviews the following aggregated output from an Nmap scan and the border firewall ACL:

Which of the following should the analyst reconfigure to BEST reduce organizational risk while maintaining current functionality?

Which of the following principles describes how a security analyst should communicate during an incident?