Email =link= -

The story of email begins in 1971, when computer engineer Ray Tomlinson sent the first network message between two computers on ARPANET (the precursor to the internet). He chose the “@” symbol to separate the user’s name from the destination machine—a decision that would define digital addresses forever. That first email was mundane (likely “QWERTYUIOP” or a test string), but its impact was seismic.

Because is open by design, bad actors exploit it mercilessly. "Whaling" attacks (targeting CEOs) and "Business Email Compromise" (BEC) cost businesses over $2.7 billion annually.

Ensure confidential information is sent via end-to-end encryption.

There is a growing trend of returning to emails, especially for founders and sales leads: The story of email begins in 1971, when

1. The Origins and Evolution of Email

: Failed messages are routed directly to the spam or junk folder.

: Clearly state what you need. If giving instructions, use bullet points or numbered lists for readability. Sign-off & Signature Because is open by design, bad actors exploit it mercilessly

: Using a standard personal signature instead of a designed logo makes an email look like a direct message rather than a mass marketing blast.

: Plain text emails often have better deliverability because they avoid the complex HTML structures that can trigger spam filters.

To master email, you need to understand its structure. Every message, whether a quick note or a complex newsletter, has three core components: There is a growing trend of returning to

: Avoid designing messages entirely out of graphics. Spam filters require readable HTML text to scan for content legitimacy.

Because email is open and decentralized, it is a primary target for cybercriminals. Protecting an inbox requires both technological defenses and user awareness. Common Threats