telecom security

Europe’s telecommunications industry is confronting a stark question at the heart of the European Union’s proposed supply-chain security overhaul: who pays to remove and replace high-risk network equipment at continental scale? A new GSMA Intelligence assessment, reported by The Register, places...

On June 5, 2026, Microsoft published a customer story saying TIM Brasil deployed Microsoft Defender XDR and Defender Experts for XDR to protect nearly 12,000 endpoints in less than 20 days, with no reported impact on users or critical operations. The interesting part is not the product badge...

KT said on May 10 that it joined NATO CCDCOE’s Locked Shields 2026 cyber-defense exercise for a second consecutive year, participating as South Korea’s only domestic telecommunications company among 47 Korean civilian, government, and military organizations in the April 20–24 training event. The...

OpenCode Systems’ OC Messaging and USSD Gateway have landed in the spotlight for a serious access-control flaw that can expose SMS messages outside an authenticated user’s tenant boundary. CISA’s advisory says the issue, tracked as CVE-2025-70614, affects version 6.32.2 of both products and...

Telecom operators and cloud providers are pitching a vision in which networks stop being passive pipes and become agentic, autonomous systems that sense, reason and act — promising faster service delivery, lower costs and new revenue streams, but also introducing fresh security, governance and...

China-linked state actors have spent the last several years systematically compromising backbone and edge networking equipment — from provider-edge routers to customer-facing devices — to build a global espionage capability that steals subscriber metadata, intercepts authentication traffic, and...

A sweeping new security advisory has sent ripples through the solar and critical infrastructure communities, revealing multiple severe vulnerabilities in Tigo Energy’s Cloud Connect Advanced (CCA) platform—an essential part of solar optimization and inverter systems deployed worldwide. With a...

In April 2025, SK Telecom, South Korea's largest mobile telecommunications provider, faced an unprecedented cyberattack that compromised the Universal Subscriber Identity Module (USIM) data of approximately 25 million customers. This breach not only exposed sensitive subscriber information but...

Original release date: October 14, 2016 | Last revised: November 30, 2016 Systems Affected Internet of Things (IoT)—an emerging network of devices (e.g., printers, routers, video cameras, smart TVs) that connect to one another via the Internet, often automatically sending and receiving data...