Halon Classify | Carrier-grade threat detection

Carrier-grade email protection built on deep threat intelligence.

Instantly detect and stop spam, phishing, and malware with world-class accuracy and the industry’s lowest false-positive rates. Halon Classify continuously analyzes every email in real time, delivering maximum security, precision, and control for service providers and enterprises worldwide. Built in Europe, trusted globally.

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Real-time email protection. Zero hassle.

High-performing email content filters need both intelligent automation and deep expertise to successfully stay ahead of evolving email threats. Halon Classify processes billions of emails daily, applying fingerprinting, hashing, machine learning, and real-time intelligence from our massive sensor network.

To further guarantee your email security success, we have expert oversight by our detection team working for you 24/7. This delivers high-confidence classification with near-zero false positives, improving user experience while reducing manual intervention and operational overhead. We handle the detection, so that your team can focus on your core business.

Industry-leading email threat detection and classification

World-class email filtering for spam, phishing, and malware, with the industry-leading detection rates and near-zero false positives. Users don’t notice it, but your business will. Benefit from fewer escalations, happier users, uninterrupted workflows, fewer support tickets, and smoother operations end-to-end.

Granular email classification

Classify every message into 15+ categories for precise policy control. Apply category-specific actions to separate the handling of clean mails, newsletters, graymail, and more for maximum control and smoother business operations.

Maximum protection with minimal resources

Designed for large providers, it delivers uncompromised detection accuracy at best-in-class throughput while at the same time minimizing CPU, RAM, network, and storage utilization.

Malware outbreak protection

Email is still the number one attack vector. Traditional anti-virus solutions can take hours to adapt to zero-day malware, leaving you with insufficient protection. Powered by our massive sensor network and email fingerprinting, Halon Classify identifies such outbreaks within seconds. Protecting your users and business straight away.

Made and operated in Europe

Passion for email and data privacy is part of our DNA. We have a dedicated expert detection team and data centers located within the European Union, which operate under GDPR and among the world’s highest privacy standards. We take data protection very seriously.

Full insights, immediate responses

Think of us as an extension of your team. Our expert detection analysts respond to signals and reports in real time, working alongside you 24/7 to resolve issues quickly and accurately. We will work with you, side by side, in the fight against threat actors and spammers.

Focus on your important tasks

Are you tired of fixing allow- and block lists and reacting to threats instead of taking action? Let Halon Classify take care of this so you can focus on what’s important for your business.

APIs that enrich your workflows

Halon Classify is composable by design, integrating cleanly with today’s workflows and tomorrow’s. Imagine enriching the tools your abuse- and customer care teams already have in place. Use powerful APIs to handle user requests with ease. Get insights on classification reasons, report False Positives, and get their current state. All within the comfort of your existing tooling.

The ultimate email protection with an industry-leading detection rate, 24/7 expert detection team, and on-premises deployment.

Control at your fingertips.

Unlock key business & security benefits

World-leading email security

Email is the number one cyber threat attack vector. In today's world, a security solution you can trust is imperative. A single email breach can expose data, disrupt operations, erode trust, and cost millions. It gives you peace of mind, knowing your users and business stay safe, operations stay calm, and your team gets precious time back.

Zero False Positives™

Prevent business disruption and eliminate unnecessary support costs with an industry-leading false positive rate of just one in two million emails (0,00005%). With strict SLAs, any reported false positives are fixed by Halon’s detection team within minutes, ensuring your critical communications always get through.

Your emails, under your control

Your emails should always be under your control. Halon Classify is optimized not only for best-in-class detection but also for minimal data exchange. This ensures GDPR compliance and keeps networking costs low - without any compromise on detection.

Flexible & easy integration

Halon Classify easily integrates into your existing infrastructure, supporting all common operating systems, MTAs, and email filtering systems - for a quick rollout and minimal disruption.

Precision at scale

Engineered for the demanding environments of large service providers, Halon Classify leverages a full spectrum of technologies - from high-speed fingerprinting to advanced AI detection. This allows you to achieve maximum protection (efficacy) and operational performance (efficiency) simultaneously. You no longer have to choose one over the other.

With Halon Classify, we have integrated a robust spam protection solution that has significantly reduced the volume of spam for our clients. The detection rate remains consistently high, and the integration into our infrastructure was seamless — exactly the reliable solution we were seeking.

Florian Jürgens, Managing Director, Mittwald

Key components that put you in control

Inbound protection

Protect your users against new spam, phishing, and malware outbreaks with industry-leading email threat detection and classification with a near-zero false positive rate (one in two million).

Outbound abuse prevention

Effectively detects compromised and abusive accounts to avoid blocklisting or other reputation issues, without bothering legitimate users.

Mission Control

A partner by your side 24/7. Our email expert and detection teams are always happy to help. With their deep expert knowledge, they focus on efficient and fast solutions that maximize your gains.

Cloud Path

Whether you run dozens or millions of mailboxes, Halon Classify adapts and delivers consistent performance, with full support for elastic scaling with containers and orchestration.

Have you heard about Halon Protect?

You're evaluating a carrier-grade threat detection solution, why not take it one step further? If you're really serious about mission-critical email, you need the full combo meal, not just the fries.

Halon Protect combined with Halon Classify is just that. It's the ultimate combo for composable email infrastructure and best-in-class security.

How hungry are you?

Explore Halon Protect

Ready to take your detection to a new level?

Spam is more than annoying - it's a risk to your business. Halon Classify is the solution. We stop spam, phishing, and other dangerous emails before they reach your inbox.

Book a demo today and we will show you how to:

End your current spam problem for good
Block harmful emails automatically
Protect your users and business, and save valuable time

Carrier-grade email protection built on deep threat intelligence.

Real-time email protection. Zero hassle.