With the rise of 5G and expanding IoT ecosystems, telecom network security is more crucial than ever. Key measures include implementing advanced encryption to protect data, real-time threat monitoring for immediate detection, and firewalls to guard against unauthorized access. Adopting a Zero Trust Architecture ensures that every user and device is verified. By focusing on these security strategies, telecom providers can safeguard their networks against evolving threats and ensure reliable, secure communication for all users.