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Voice Firewall
Block Fraudulent Calls and Protect Your Network with a Voice Firewall
Research shows that 28% of unknown calls are either spam or fraud. Our voice firewall uses AI to proactively monitor and control voice traffic, safeguarding consumers and end-users from fraudulent calls while maintaining seamless service for legitimate communications.
TRUSTED BY 500+ LEADING GLOBAL BRANDS
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Devotel's Voice Firewall protects your network against sophisticated voice fraud attacks. Use AI threat detection to monitor and control voice traffic, block spam, and fraudulent calls in real-time.
Adaptive Spam Detection
Our AI-driven, self-learning voice firewall detects and identifies illicit calls as they happen, adapting to evolving threat patterns in real time.
Advanced Call Filtering
Advanced algorithms analyse call behaviour, origin, and historical data to filter fraudulent activity with exceptional accuracy.
Enterprise Caller Scoring
Our scoring system analyses caller reputation, behaviour patterns, and network intelligence to identify and block spammers.
Subscriber Customisation
Allow users to categorise and auto-block calls, create personal whitelists and blacklists, and customise their protection level.
Built for Telcos. Designed for Security and Revenue Growth.
Why Telcos Trust Devotel's Voice Firewall
Seamless Integration
Deploy to your existing infrastructure, or enhance protection by integrating into your mobile app.
Regulatory Compliance
Our solution ensures compliance with GDPR, international and regional messaging standards.
Comprehensive Analytics
Access detailed reports and AI-driven insights that help you act on suspicious activity on your network.
24/7 Technical Support
Our dedicated NOC and policy teams provide round-the-clock support and consultative guidance.
Monetisation Opportunities
Our solution enables you to identify, route, and monetise voice traffic while maintaining security.
Telco Expertise Built-in
Have a technical team who deeply understand operator-grade infrastructure and voice networks.
Security
Scale with security
Devotel is audited and certified by industry leading Third Party standards.
DELIVERING RESULTS WORLDWIDE
What Our Customers Say
See how companies around the globe are achieving their goals with Devotel's solutions and services.
My experience with Devotel's products and services has been exceptional and results for our business have been excellent.
Zak Nehme
Account Manager
Devotel is an excellent partner for our business. Their flexibility and tier-1 routes make all the difference.
Pierpaolo Aluise
Account Manager
Devotel provides excellence service that keeps our business running smoothly. Their support team is responsive and always resolves issues quickly.
Snizhana Yurchenko
Carrier Relations Manager
The Devotel team is highly professional, dedicated, and reliable.
Tarcencova Evghenia
Account Manager
The team is very responsive, the prices are competitive, and the routes work well.
Polly Xu
Business Manager
We've had an excellent experience working together. Both companies have seen growth in revenue and profitability, and I'm confident that together we can achieve 3x growth in 2026.
Muhammad Waqas
Account Manager
Devotel has consistently proven to be a trusted and professional partner. Our collaboration has been built on a strong foundation of trust and transparency, which has allowed us to develop a solid and effective working relationship.
Snizhana Yurchenko
Carrier Relations Manager
During the past 6 years, Devotel always showed high level of technical expertise and knowledge of the market and made a significant contribution to evolution of our products.
Snizhana Yurchenko
Carrier Relations Manager
Delivery is reliable, integrations are straightforward, and we haven't had any major issues. Support is responsive when needed, which makes things much easier.
Umutcan Olgun
CEO
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Have a 15 minute conversation with our experts and find out how we can help your business succeed.
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