What are two evasion methods used by hackers? (Choose two.)

The following methods are used by hackers to avoid detection:

Encryption and tunneling – hide or scramble the malware content
Resource exhaustion – keep the host device too busy to detect the invasion
Traffic fragmentation – split the malware into multiple packets
Protocol-level misinterpretation – sneak by the firewall
Pivot – use a compromised network device to attempt access to another device
Rootkit – allow the hacker to avoid detection as well as hide software installed by the hacker