Electronic mail has been around since 1978 and is being used by billions of users on a daily basis. Privacy was not a big concern when it was introduced, and therefore, it lacks the essential security features necessary for private communication ...
Intruders enter through available doors. The more doors you have the more cautious you need to be to ensure no one can steal the identities of your users. In technical terms, these doors are analogous to servers listening for clients to connect. A typ ...
There are two schools of thought when it comes to accepting emails sent to invalid addresses in an SMTP server: Reject the message without accepting it Accept an incoming message and then generate an NDR (non-delivery report) This difference ...
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