Title: Optional

Text: The majority of cybersecurity incidents are caused by insider attacks 1. Therefore, weak security implementation and a lack of monitoring of the local network will drive more significant attacks. The architecture of the local network connection standard is via two types of connection modules. In most cases, a network administrator does not concentrate on data link layer (layer 2 of OSI) security devices because it is complicated for external hackers to connect to an organization's LAN. Each paragraph will be a test.

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