Darknet
An overlay network requiring special software or access configuration. It is not synonymous with all unindexed content and has both lawful and unlawful uses.
Definition and sourcesKNOWLEDGE / FROM A TO Z
Glossary
Technology, explained clearly. Find a term, choose a letter or narrow the topic. Definitions include sources and their review date.
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Clear filtersDMARC
A domain policy evaluating SPF or DKIM alignment with the sender domain and requesting handling. The p=none policy monitors rather than requests rejection.
Definition and sourcesDomainKeys Identified Mail
A mechanism signing selected email elements with a domain key. Receivers verify signatures through DNS; DKIM does not encrypt message content.
Definition and sources