Onion |verified| | Topic Links 2.0

| Threat | Legacy Hidden Wiki | Topic Links 2.0 Onion | | :--- | :--- | :--- | | | Detected only after the fact | Services pre-sign existence; revocation alerts users immediately | | Phishing | Common; relies on user vigilance | Name verification via linked signatures (PKI for onion sites) | | MITM Attacks | Trivial with rogue exit nodes (clearnet mirrors) | Impossible; end-to-end between Tor clients and services | | Censorship (Sybil) | Central admin deletes links | DHT requires 51% of storage peers to censor a link |

: Links are often organized by topic, such as communication tools (e.g., Proton Mail ), whistleblower platforms (e.g., SecureDrop ), news outlets, and various forums. Verification Topic Links 2.0 Onion

Stronger guard/entry strategies

Hybrid cryptographic primitives

: The directory leverages Tor’s multi-layered encryption, which masks user IP addresses and prevents ISPs from seeing which specific onion sites are being visited. | Threat | Legacy Hidden Wiki | Topic Links 2

Moreover, are beginning to replace manual tagging. Large language models running locally (e.g., Llama 3) parse .onion content and generate topic links on the fly, without any central server knowing the complete graph. Large language models running locally (e