@thetikibyte on Instagram: "📧 Unpacking the Email Delivery Process: SMTP, POP3, and IMAP Ever wonder how your email gets from one inbox to another? It’s all thanks to a trio of fundamental protocols that govern internet mail. The Outgoing Star: SMTP (Simple Mail Transfer Protocol) 📤 • What it does: SMTP is the internet’s “postal service” for sending email messages. • The Send Process: 1. Client to Server: The sender’s email client connects to their provider’s SMTP Server (e.g., smtp.gmail.com)

SOLVED: SMTP (Simple Mail Transfer Protocol) is the standard protocol for transferring mail between hosts over TCP. A TCP connection is set up between a user agent and a server program. The server listens on TCP port 25 for incoming connection requests. The user end of the connection is on a TCP port number above 1023. Suppose you wish to build a packet filter rule set allowing inbound and outbound SMTP traffic. You generate the following rule set:Rule Direction Src Addr Des

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