Inbound Multi-layer Email Security for cPanel
Cloud-based, multi-layer filtering with antivirus, anti-phishing, and AbuseIPDB enforcement in one centralized dashboard. Deploy in minutes to keep every domain on your cPanel server protected without changing MX records.
No credit card required • 30-day free trial • Setup in minutes

Trusted by 8 in 10 of the fastest-growing hosting providers:

Multi-Layer Email Security
Comprehensive protection with advanced technology that blocks threats in real-time and protects all server users and domains.
Anti-Spam Protection
Real-time anti-spam protection with automatic incoming filtering for your cPanel server.
Anti-Phishing
We block 75% more phishing attempts than the competition, effectively protecting your customers from fraud.
Anti-Virus
Protection that proactively blocks malicious attachments like viruses or trojans.
Anti-Malware
Detects and eliminates malicious software in emails, ensuring a safe and clean digital environment.
IP Blocklist (IPDB)
Automatically blocks spam sources with our IPDB keeping your customers protected against threats.
Country Filtering
Automatically blocks incoming emails from any specific country, keeping your customers protected against spam.
Extension Filtering
Automatically blocks attachments with certain extensions, protecting your customers from malicious files.
Custom Filters
Create your own filters to protect against malicious incoming emails.
Proven Superior Technology
Complete protection with advanced technology that blocks threats in real-time and protects all server users and domains.
Threat Protection
- 0-day detection at the SMTP layer
- Anti-phishing and malware blocking
- Bot, Trojan, and spam trap defenses
- No DNS or MX changes required
- IP reputation and heuristics combined
Operational Control
- Policy templates per server or tenant
- Automatic updates with safe rollouts
- Role-based UI for sysadmins and NOC
- Agent built for cPanel environments
- One-click install and guided setup
Performance & Scale
- Unlimited users and domains per server
- Bandwidth reduction via pre-delivery stops
- Lightweight processing, no CPU spikes
- Real-time stats and searchable logs
- False-positive minimization tuning
Advanced Filtering
- Heuristics + reputation scoring
- Content & attachment analysis
- Geo/TLD allow & block rules
- Custom allow/deny lists
- Extension blocking controls
- Bayesian and pattern analysis
- Automated policy tuning per tenant
Frequently Asked Questions
Find answers to common questions about Clisec anti-spam solution.
First stop
Anti-Spam Platform
Explore the modules that compose our anti-spam platform. Each component plays a critical role in detecting more threats, keeping customers, and maximizing cPanel server performance without touching MX records.
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