Censorship & Safeguards: Strengthening Internet Protocols
Nick SullivanThis podcast series examines how internet censorship shapes global access to information and the technical safeguards needed to ensure a free and open web. We dive into the mechanics of filtering, circumvention strategies, and the role of internet protocols in protecting privacy, security, and freedom of expression. Voice and scripts by NotebookLM with input from Nick Sullivan and published resear... more
| Publishes | Twice weekly | Episodes | 14 | Founded | 10 months ago |
|---|---|---|---|---|---|
| Category | Technology | ||||
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Latest Episodes
In this season finale, we explore how encryption and obfuscation tools are adapting to advanced censorship. Topics include potential client-side backdoors, the centralization of encrypted services, and the role of grassroots tech communities. This co... more
MASQUE (sometimes spelled “mask”) expands on HTTPS-based tunneling to conceal additional traffic types, including IP-level tunnels. You’ll look at how MASQUE can make censorship more difficult by blending various protocols into HTTP/3 streams. There ... more
TLS used to expose data like Server Name Indication during the handshake. Encrypted Client Hello (ECH) fixes that by encrypting handshake info, defeating SNI-based blocking. This episode covers how ECH works, its adoption push, and how censors might ... more
Shifting into the encryption era, you introduce DNS over HTTPS (DoH) and explain how it attempts to shield DNS queries from on-path observers. This episode investigates the controversies around DoH—whether centralization of DNS resolvers shifts power... more
This episode explores how DNS, traditionally in plaintext, exposes user intentions and becomes a target for censorship via spoofing, redirection, or injection. It covers classic DNS-based blocking tactics and examines how the fragmented, distributed ... more
Here, you map out the “where” of censorship: ISPs, internet exchange points (IXPs), backbone providers, and government-run or regulated network segments. The focus is on how each actor can enforce blocking or filtering, and what legal or political fr... more
This episode explores how unencrypted (plaintext) traffic historically enabled governments, ISPs, and entities to monitor and control internet communications. You'll learn foundational concepts—such as internet structure, traffic routing, and adminis... more
How do people in censored environments access information? We explore user perspectives, priorities, and barriers to using circumvention tools. Research from Xue et al. highlights challenges in trust, funding, and usability, shaping the future of int... more
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Apple Podcasts | #69 |  Hong Kong/Technology |
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this podcast launched 10 months ago and published 14 episodes to date. You can find more information about this podcast including rankings, audience demographics and engagement in our podcast database.
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