Introduction Filtering outbound email is essential for stopping spam, phishing, and abuse. But if your filtering practices inspect message content or metadata, are you violating your users’ privacy? In a...
In shared hosting environments, one bad sender can ruin it for everyone. A single compromised account sending spam can lead to blacklisted IPs, delivery failures, and angry customers wondering why...
Introduction With the rise in outbound spam filtering and automated abuse detection, email service providers (ESPs) and web hosts face a critical question: How does GDPR apply to email processing—especially...
Signup abuse doesn’t just affect a single hosting account—it can poison your entire IP range. When malicious users create accounts to send spam, phish, or host malware, the consequences ripple...
Email abuse is no longer a problem you can afford to handle manually. In hosting environments—especially shared or reseller hosting—abuse can escalate in seconds, damaging your IP reputation and impacting...
Modern spam and email abuse tactics are increasingly difficult to detect using static rules alone. Attackers now use clean IPs, mimic normal user activity, and automate around basic filters. To...
Reseller hosting environments are uniquely vulnerable to signup abuse. With multiple layers of account ownership and limited oversight across customers, attackers often exploit this complexity to register fake accounts, send...
Newly created accounts pose one of the highest risks for outbound spam in hosting environments. Even with strong signup defenses in place, some fake or malicious users will make it...
Fake and abusive accounts are a persistent problem in shared hosting environments. They often look harmless at signup but quickly become a source of spam, phishing, malware hosting, or resource...
In the battle against spam, phishing, and scripted email abuse, prevention starts before the account is even created. While captchas and rate limiting stop generic bots, savvy attackers often slip...
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