In the penetration stage of an APT attack, which of the following attack behaviors will...

Long-term latency and collection of key data.

Leak the acquired key data information to a third party of interest

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Through phishing emails, attachments with 0day vulnerabilities are carried, causing the user's terminal to become a springboard for attacks.

The attacker sends a C&C attack or other remote commands to the infected host to spread the attack horizontally on the intranet.