Telecom
From legacy to NIS2 compliance: modernizing OSS/BSS architecture
A strategy for modernizing OSS/BSS for telecom operators: transitioning from legacy monoliths to component-based archite...
// author
Bohdan Chumak
Telecom Solutions Architect
13 years in the telecom vertical: VoIP softswitch, multi-tenant PBX, SIP routing, billing & LCR, WebRTC, IoT/M2M billing. Leads custom development on the DooxSwitch platform for telecom operators in Ukraine, EU and CIS. Specializes in AI communications and anti-fraud in telecom operations.
24 articles
Telecom Solutions
Telecom
Implementing STIR/SHAKEN in heterogeneous networks: protecting SIP cores
How to integrate cryptographic call authentication (RFC 8224) into legacy infrastructure without critical latency spikes...
Telecom
Modernizing SIP routing: protecting softswitches from fraud
Protecting operator voice traffic from fraud and spoofing by transitioning to component-based architecture and implement...
Telecom
MNP routing in modern networks: from legacy signaling to API-first architecture
Network evolution toward 5G and cloud architectures requires rethinking MNP routing. Discover how to transition from mon...
Telecom
Protecting telecom networks from signaling fraud: SS7, Diameter, and SIP security architecture
An analysis of signaling protocol vulnerabilities and methods for building architectural defenses against fraud in telec...
Telecom
Signaling security and anti-fraud in operator networks
An overview of securing SS7 and Diameter signaling protocols. How telecom operators can counter IRSF and Wangiri fraud s...
Telecom
Caller ID authentication: implementing STIR/SHAKEN and securing voice cores
An analysis of the STIR/SHAKEN architecture for preventing spoofing. We examine the steps for modernizing SIP networks a...
Telecom
Autonomous networks by 2027: telecom architectural shift to AI, ODA, and 5G Core
Transitioning from monolithic BSS/OSS to modular ODA and 5G service-oriented architectures is a prerequisite for enablin...
Telecom
Modernizing legacy telecom systems: a phased cloud-native transition
A practical guide to telecom modernization: breaking down BSS/OSS monoliths, securing legacy signaling protocols, and tr...
Telecom
Contact centers and customer service in telecom
Telecom contact center architecture requires updates to address fraud risks. We explore integrating AI agents, omnichann...
Telecom
Signaling security in telecom: from hybrid threats to 5G architecture
The transition to 5G does not eliminate signaling security threats. Coexistence with legacy protocols like SS7 and Diame...
Telecom
Anti-fraud in telecom: integrating billing and softswitch
How to build low-latency integration of the signaling core, billing, and anti-fraud systems to block IRSF and other frau...