Directory Harvest Attack (DHA) - Definition or Meaning

Directory Harvest Attack (DHA)

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Definition of “Directory Harvest Attack (DHA)” :

A Directory Harvest Attack (DHA) is a cyber-attack where attackers attempt to identify valid email addresses associated with a specific domain by generating a large number of possible addresses and sending emails to them. The non-bounced emails are then used for spamming or phishing attacks.

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