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Solutions for Firewall Providers

Firewall providers play a key role in securing the global messaging ecosystem. However, evolving threats, complex integrations, and the need for continuous optimization present ongoing challenges. 

GTC delivers expert support and vendor-neutral guidance to help you enhance detection, maximize protection, and ensure the resilience of your firewall solutions in a dynamic threat landscape.

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Trusted by 30+ telco brands worldwide

Amplifyr 2
Axiata 2
Baly 2
Dimoco 2
Dotgo 2
Etisalat_eand 2
GMS 2
Ibasis 2
IDT 2
jeeny 2
kaleyra 2
Kaso 2
Lank Telecom 2
Link Mobility 2
Mada 2
mediafon 2
MTN 2
nexmo 2
NOS 2
Orange 2
qlub 2
Rakuten Mobile 2
Route mobile 2
S and BTS Global 2
Smyrooms 2
Snapp 2
Telesign 2
Vodafone 2
Yotpo 2
Telia 3

Firewall Providers Face Critical Challenges

And GTC is here to help!
Evolving Threats

Rapidly changing fraud tactics, including grey routes, SIM boxes, and flash call bypass.

Performance Demands

Maintaining real-time detection and blocking without impacting message delivery.

Complex Integrations

Supporting diverse operator networks, platforms, and signaling protocols.

Continuous Optimization

Regularly tuning firewall rules and algorithms to address new vulnerabilities.

Regulatory Pressure

Ensuring compliance with regional and global messaging security standards.

Resource Constraints

Balancing in-house expertise with the need for 24/7 monitoring and response.

GTC Core Solutions for Firewall Providers

Firewall Strategy & Optimization

SMS firewall management and tuning
Vendor-neutral configuration and performance audits
360 feedback and platform reviews

Threat Detection & Response

Grey route and SIM box detection
Flash call detection and mitigation
Traffic analysis and anomaly detection

Security Testing & Compliance

Network penetration testing and vulnerability assessment
Threat intelligence updates and reporting
Compliance and regulatory advisory

Ongoing Operations, Managed Services & Training

24/7 firewall operations and monitoring
Incident response and troubleshooting
Training and knowledge transfer for firewall teams
Our Approach

The GTC Roadmap for Firewall Providers

01. Assessment & Strategy

Comprehensive evaluation of firewall capabilities and threat landscape.

02. Solution Design & Tuning

Expert support for configuration, integration, and rule optimization.

03. Implementation & Monitoring

Hands-on assistance for deployment, monitoring, and incident response.

04. Continuous Improvement

Regular reviews, updates, and training to keep defenses ahead of emerging threats.

Benefits of working with GTC

Vendor-Neutral Expertise

Independent advice across all major firewall platforms.

Deep Security Knowledge

Decades of experience in messaging security and fraud prevention.

End-to-End Support

From initial assessment to ongoing managed services.

Proven Results

Trusted by leading firewall providers for measurable improvements in detection, compliance, and operational efficiency.

Testimonials

What our partners
say about us

“GTC have provided valuable expertise, insights and guidance on the A2P SMS marketplace. The workshop which they delivered was structured and thorough. Above all, they have always been professional and enjoyable to work with, and I wouldn’t hesitate to recommend their services to other carriers in the industry.”
Gregory TackHead of Operations & Commercial, Telstra
“I am grateful for GTC's invaluable support in developing and implementing our SMS A2P and Messaging services. Their team provided market transparency and helped assess the different solutions available. The team's trustworthiness, execution skills, and result-driven approach made our collaboration exceptional.”
Igor KosirCEO, Akton
"We couldn't have found a better team than GTC to support procurement for Yotpo SMSBump! They talked us through the entire process of evaluating the offers we received from suppliers, re-negotiated SMS rates and were committed to helping us achieve success. Their commitment to excellence produced terrific results and led to significant savings throughout the partnership."
David EcksteinDirector of Global Procurement at Yotpo
“GTC is a true example of a valuable partner. José and his team are Good Talented Consultants with superb knowledge of the market and have been a key support in our messaging journey.”
Ricardo MartinsHead of Voice & Messaging Sales at NOS
“I worked with GTC in various messaging projects at DIMOCO Messaging and can highly recommend them.”
Mathias HoellerlMD at DIMOCO Messaging
“I have had the pleasure of working with both José and Giovanni for close to 10 years. They are people I trust and I know I can turn to for both advice and services. At GTC they offer an unrivalled level of expertise and I would have no hesitation in recommending them to others.”
James LasbreyCarrier Relations Director at Nexmo, a Vonage Company
“I would like to thank Giovanni and GTC for the great support provided on a new and complex field as RCS. His expertise provides GMS with an immense add-value mitigating the investment risk and clearly reducing the time to market.”
Iurii Makarenkomanaging Director at GMS
“Excellent 2 day session with a great team! Thanks Jose, Giovanni & Michael for the well structured interactive workshop and the great insights!”
Nabil BaccoucheVice President International Roaming & Mobile Services at Etisalat
“Giovanni is a true expert in Messaging and has helped me in multiple due diligence processes both with his expertise and with his impressive global network of relationships throughout the industry.”
Armen NalbandPrivate Equity Investor
As a carrier expanding into Wholesale A2P messaging, we turned to GTC for guidance. Their expert support in business development, operations, and training was key to our success. We highly recommend GTC to any company looking to strengthen their messaging capabilities.
John Masoud Gharehgazlou DoeChairman of the Board at Data Access Solutions Inc.