An analyst is investigating a host in the network that appears to be communicating to a command and control server on the Internet. After collecting this packet capture the analyst cannot determine the technique and payload used for the communication.

Which obfuscation technique is the attacker using?

When trying to evade IDS/IPS devices, which mechanism allows the user to make the data incomprehensible without a specific key, certificate, or password?

Refer to the exhibit. Which event is occurring?

An analyst discovers that a legitimate security alert has been dismissed.
Which signature caused this impact on network traffic?

Refer to the exhibit.

Which event is occurring?