This four-volume set LNISCT 627-630 constitutes the proceedings of the 20th EAI International Conference on Security and Privacy in Communication Networks, SecureComm 2024, held in Dubai, United Arab Emirates during October 28 - 30, 2024.

The 81 full papers were carefully reviewed and selected from 225 submissions. The proceedings focus on

Privacy and Cryptography

AI for cybersecurity and Adversial models

Quantum Computing in Cybersecurity

Network Security

Blockchain and Cryptocurrencies

Fuzzing and IoT security

Malware and Attack Analysis

Web Security

Authentication

Large Language Model for Cybersecurity

Security Assessments