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Phishing attacks are escalating with increasingly devious tactics. Protect yourself with 11 essential tips covering email security do's and don'ts, from avoiding suspicious links to using multiple email addresses and secure communication methods.
Learn how to configure SMTP Authentication in Outlook 2003 to prevent your mail server from becoming an open relay vulnerable to spam abuse. Includes video tutorial with audio.
Learn how to configure SMTP Authentication in Outlook 2007 to securely send emails through your mail server. This step-by-step tutorial explains why SMTP AUTH is more reliable than older POP before SMTP methods.
Protect your business with McAfee's cloud-based email and web security. Rapidly adapts to emerging threats, reduces IT burden, boosts productivity, and ensures communication integrity—all while eliminating capital expenditures and enhancing compliance.
Protect your server from SSH brute force attacks using IPTables rate-limiting rules. This simple solution blocks excessive connection attempts without additional software, maintaining service availability while deterring automated password-guessing bots effectively.
A server migration using IP forwarding inadvertently created an open relay through POP before SMTP authentication, allowing spam bots to flood the mail queue with thousands of messages—a lesson in considering IP-caching services.
Dictionary attacks flood mail servers with emails to random usernames, causing delivery delays and blacklisting. Prevent damage by configuring your mail server to reject rather than bounce messages to unknown users.
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