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Security Analysis of WeChat’s MMTLS Encryption Protocol (New report by Citizen Lab) #409

Open immartian opened 1 week ago

immartian commented 1 week ago

https://citizenlab.ca/2024/10/should-we-chat-too-security-analysis-of-wechats-mmtls-encryption-protocol/

Great work, Citizen Lab team. While these findings aren't entirely new, your strong assertion is particularly noteworthy:

These findings contribute to a larger body of work that suggests that apps in the Chinese ecosystem fail to adopt cryptographic best practices, opting instead to invent their own, often problematic systems.

It wouldn't be surprising to see MMTLS undergo major overhauls in the future, but the question is whether such corrections will come proactively or only after a serious incident.

klzgrad commented 1 week ago

It's not new that apps in the Chinese circumvention ecosystem also fail to adopt cryptographic best practices, opting instead to invent their own, often problematic systems.