Red team CMC Telecom won at CyberRush 2025

Expert Nguyen Cong Thanh - CMC Telecom received the Champion Cup of the Credential Rush round from the organizers - Photo: DNCC

Combat capability and quick response

CyberRush is a technical playground, gathering 20 cybersecurity experts from major technology and security organizations in Vietnam.

With a unique 'rush' competition format - each round only lasts 60 minutes, CyberRush requires contestants to analyze, react and handle real cyber attack situations within a limited time.

To participate in the competition, CMC Telecom sent 4 representatives who are young security experts: Nguyen Cong Thanh (tsuwu), Luu Minh Thang (al3x), Tran Phi Long (NotSunde) and Huynh Le Huu Phuoc (0xB16D4ddy).

With a score of 1,350, expert Nguyen Cong Thanh excellently won the championship of the Credential Rush round.

The round requires candidates to solve a series of practical problems such as: Detecting misconfigurations in Cloud infrastructure; Deploying credential harvesting techniques on traditional networks and Cloud environments; Applying advanced techniques such as password dumping, password spraying, credential shuffling; Exploiting vulnerabilities in authentication systems and cloud services.

This victory not only demonstrates excellent technical skills, but also demonstrates the ability to react quickly, assess risks and respond flexibly in complex attack situations - in line with the safe operating philosophy that the company is applying to the digital infrastructure protection systems of thousands of corporate customers.

As a digital infrastructure provider with a complex integrated network, the company's information security team is trained in a high-intensity and realistic environment.

Experts regularly face multi-layered attack simulations, helping to hone their reflexes, update their skills, and master new technologies. This is the foundation that helps Red Teams always be ready to respond and effectively handle the increasingly sophisticated threats that businesses face.

World-class team of experts

Not only stopping at individual victories, all four representatives of CMC Telecom entered the final Top 5, affirming the even strength of the internal security team.

These are experts who have been directly operating, monitoring, and responding to cybersecurity risks for customers every day in a rigorous real-world environment.

The company's Security team possesses a series of international certificates such as: CISA, CISM, CRISC.... certificates on risk management and security strategy; OSCP, OSCE, OSEP, OSCE3 - specialized certificates on attacks and exploiting vulnerabilities; CREST - globally prestigious certification on security testing capacity.

In particular, the company has many experts who are continuously honored in Apple's global Hall of Fame - a golden board recognizing individuals who discover and announce security vulnerabilities that have a great impact on Apple's ecosystem.

This achievement not only demonstrates high technical level, but also affirms the ability to research, analyze and actively contribute to the international information security community - a clear demonstration of the depth of expertise of the CMC Telecom team.

CMC Telecom expert is on Apple's Hall of Fame list - Photo: DNCC

Committed to building a safe and secure digital infrastructure

The victory at CyberRush 2025 is a testament to the 'Security First' orientation that businesses steadfastly pursue - security is not just a layer of defense, but an essential foundation in every technology architecture.

'Security must be a core competency, not only in the system but also in human thinking, reflexes and actions. Real-life victories like this are the result of our team's continuous training process' - expert Nguyen Cong Thanh, who won first prize in the Credential Rush round, shared.

Top 10 CyberRush took souvenir photos with the organizers - Photo: DNCC

CMC Telecom is currently protecting digital infrastructure for more than 3,000 organizations and businesses in Vietnam and internationally in the fields of finance - banking, insurance, telecommunications, manufacturing, e-commerce and logistics.

With a comprehensive security platform, a team of experienced experts and flexible response capabilities, the company is committed to continuing to be a solid shield for the digital journey of the enterprise.

VTK

Source: https://tuoitre.vn/red-team-cmc-telecom-chien-thang-tai-cyberrush-2025-2025060214174262.htm