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ZhongAn Tech Team
ZhongAn Tech Team
Oct 9, 2023 · Information Security

Network Security Communication: Principles, Protocols, and Implementation in the ZA App

This article explains the fundamentals of symmetric and asymmetric encryption, one‑way and trapdoor functions, forward secrecy, TLS handshake, and how the ZA financial app applies a multi‑layered secure communication protocol—including certificate verification, replay protection, payload encryption, and request signing—to achieve robust, high‑performance network security across iOS, Android, and web platforms.

TLSasymmetric cryptographydigital certificates
0 likes · 21 min read
Network Security Communication: Principles, Protocols, and Implementation in the ZA App
Baidu Geek Talk
Baidu Geek Talk
Aug 10, 2022 · Information Security

Baidu bdtls: A TLS 1.3‑Based Secure Communication Protocol for Mini Programs

Baidu’s bdtls protocol adapts TLS 1.3 for mini‑programs, delivering mutual authentication, AES‑128‑GCM encryption, RSA‑signed Diffie‑Hellman key exchange, sub‑10 % handshake latency, and extensible multi‑business support to defend against static, dynamic and cheating attacks while ensuring high availability.

Mobile SecurityTLSbdtls
0 likes · 22 min read
Baidu bdtls: A TLS 1.3‑Based Secure Communication Protocol for Mini Programs