Preprint
Sep 2026
Evaluating Practical Enumeration and Blocking Attacks on the Snowflake Circumvention System
Proxy-based Internet censorship circumvention tools like Snowflake rely on large, dynamic pools of third-party proxies to resist IP-based blocking. We focus on two assumptions underpinning the security of Snowflake: that adversaries cannot easily enumerate proxy IPs, and that blocking those proxies would incur unaccept...
Linden Chen, Ryan Sangha, Cecylia Bocovich et al.
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