Anti-Spam Tools Page 5 of 7

Take full control of your email security with real-time monitoring, advanced security policies, auto anomaly detection, intelligent blacklisting, and rate-limiting.

Anti-spam gateway blocks more than 99% of spam with less than one in 1 million false positives and real-time automatic updates.

Privacy-first SMS & call blocker. NoSpamPro protects you from phishing and scams using a hybrid local-engine and cloud-AI. No data collection, no account required, and no contact sharing.

Sorts and sweeps unimportant emails to trash based on custom rules, saving time, storage costs, and reducing inbox clutter without reading your messages.

Create distinct email aliases that forward to an existing inbox, with no retained mail, encrypted alias notes, custom domains, and OpenPGP forwarding.

Prove a real, unique human performed an action; mint a signed, verifiable Proof-of-Human credential. MCP server for agents.

EuropeanMX blocks incoming spam and virus emails before they are reaching your network. With our outgoing filter you can secure your server's reputation. And last but not least we are offering encrypted cloud storage to archive all your emails.

Fullyst is the ultimate toolbox for owners of small to big sizes communities and their users.

Email alias service that forwards messages to your inbox, removes tracking pixels, blocks senders, and disables aliases without changing your address.

IronWall is a Proof-of-Work (PoW) rate-limiting protocol designed to protect high-value API endpoints (AI generation, Auth, SMS triggers) from automated abuse.

ME is the perfect and ultimate caller id and spam protection app your phone must have.

CatchMailNot is a email proxy and privacy service which helps you take control of your digital identity. Make up unlimited email addresses on the fly, receive emails and reply to them without having to give out your real email address.

ALTOSPAM is an integrated SaaS software protecting your email from spams, viruses, scams and phishing. It allows companies owning at least one domain name to secure its email servers. ALTOSPAM combines 16 anti-spams technologies, 6 anti-viruses as well as other security services...

The oikik hosted antispam system is divided into multiple filtering layer that a message passes through prior to being delivered to your inbox. If a message successfully passes through every stage of filters, it gets placed into a delivery queue, and is sent along to your mail...

Spamina provides mx services and mail filtering.

This program helps you block spam and worms before they reach your mailbox.

eScan Internet Security solution designed for home and small office users is a comprehensive Anti-Virus and Content Security Solution that provides complete protection to your computers against objectionable content and security threats, such as Viruses, Spyware, Adware...

Visitor verification that blocks scrapers, bots, and attacks before they reach your site. Zero false positives. Works with any platform.

Some organizations, such as the MAPS RBL and MAPS DUL, publish lists that identify potential sources of spam and email abuse. The blq utility is a Perl script that queries one or more of these lists to determine if a particular host is listed.

The mod_httpbl Apache module is ideal for leveraging the Project Honey pot http:BL services within the context of an Apache web server. Built on the Apache APIs, the mod enables web admins to block comment spammers, harvesters, and other malicious IPs.

SMS Shield is a Machine Learning-based SMS spam filter for iPhone. We trained it on what spam SMS looks like by showing it tens of thousands of spam SMSs beforehand. SMS Shield then learns and, to a high degree of confidence, can identify spam even it haven't seen it before.

MxGuard is a cloud-based inbound email security gateway. Domains point their MX records at MxGuard, which scores every message and then rejects, quarantines, tags or forwards it to the customer's existing mail server.

Privacy-first SMS junk filter.

Forward emails through isolated aliases. Send and reply without exposing your primary address. Open source and independently audited.

This simple addition to the wonderful Contact Form 7 (CF7) plugin adds basic honeypot anti-spam functionality to thwart spambots without the need for an ugly captcha.