Organizations with information security departments are frequently attacked by outside entities and so typically conduct port scans and enumeration and password-cracking exercises of their own systems

Organizations with information security departments are frequently attacked by outside entities and so typically conduct port scans and enumeration and password-cracking exercises of their own systems. These exercises, both official and unofficial, create the potential for exposure and exploitation.

• Why is port scanning useful?
• Why is enumeration useful?
• Why would security analysts scan systems and networks?

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