Changes

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IT security is a multi-discipline subject requiring a number of different skills sets and knowledge areas. A key area of knowledge which is vital for any security specialist is a clear understanding of IT infrastructure and how it relates to the creation of a comprehensive security strategy.

The SNMP agent runs on network devices and transmits data to the management station. SNMP version 1 was considered insecure but later versions (2 and 3) have introduction greater levels of authentication (version 2, for example uses MD5 for authentication).

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