Products
Communication APIS
SMS
Global SMS Delivery
RCS
Rich Messaging Experiences
Email
Enterprise Email at Scale
WhatsApp Business
Interactive Messaging Worldwide
Applications
Orbit
Customer Engagement Platform
DevHub
Developer API Platform
CMP
Connectivity Management Platform
Esimora
Consumer eSIM App
CMP Retail
Connectivity Management
Connectivity
Toll-free numbers
Global SMS delivery
Sender ID
Global SMS delivery
Short Code Numbers
Global SMS delivery
International Phone Numbers
Global SMS delivery
10DLC
Official integration
Number Lookup
Official integration
Company
SMS Firewall
Protect Revenue While Securing Your Network with an SMS Firewall
Devotel’s SMS Firewall protects your messaging infrastructure and maximises A2P revenue. Monitor network traffic in real time, block fraud, and eliminate grey route leakage with a comprehensive solution.
TRUSTED BY 500+ LEADING GLOBAL BRANDS
Member of
Our SMS firewall uses machine learning and AI to monitor inbound and outbound traffic in real time, identifying and blocking illicit messages while ensuring only legitimate traffic reaches your subscribers.
SIM Farm Protection
Block SIM farm traffic with advanced filtering algorithms that detect suspicious patterns and behaviour at the protocol level.
Grey Route Detection and Blocking
Pattern analysis and behaviour scoring shut down unauthorised traffic, ensuring all messages follow legitimate, revenue-generating paths.
Adaptive Threat Intelligence
Our AI-driven system adapts to new attack vectors, defending your network against phishing, spoofed sender IDs, and spam campaigns before they impact your customers.
Set Your Own Policies
Define and enforce granular policies aligned with your security and operational requirements. Customise routing, filtering, and pricing based on sender ID, content type, geography, or message source.
Maximum Protection. Minimal Disruption.
Why Telcos Trust Devotel's SMS Firewall
Seamless Integration
Deploy with minimal disruption to your existing stack using our REST APIs.
Regulatory Compliance
Be compliance with GDPR, data protection, and international and regional messaging standards.
Real-Time Monitoring
Access live dashboards, anomaly alerts, and historical analytics for complete network visibility.
24/7 Technical Support
Get immediate assistance when you need it. Our dedicated NOC team provide round-the-clock support and consultative guidance.
Monetisation Opportunities
Our solution enables you to identify, route, and monetise A2P SMS traffic while maintaining security.
Telco Expertise Built-In
Access a technical team who deeply understand operator-grade infrastructure and messaging 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
We actively use Wholesale SMS, WhatsApp Business API, and Email API, and everything works smoothly. Delivery is reliable, integrations were straightforward, and we haven't had any major issues. Support is responsive when needed, which makes things much easier.
Umutcan Olgun
CEO
Contact us
Let’s discuss your project
Discover how our SMS API can enhance your messaging strategy in a 15-minute conversation with one of our experts. No commitments, just insights.
Learn about our services
Phone