Tor and Anonymity Systems

7.

Alternative Anonymity Systems

7.1.

7.1.1.

7.1.1.1.

Message Bundling

7.1.1.2.

Layered Encryption

7.1.1.3.

ElGamal Encryption

7.1.2.

Network Architecture

7.1.2.1.

Distributed Hash Table

7.1.2.2.

Tunnel Management

7.1.2.3.

Router Selection

7.1.3.

7.1.3.1.

Inbound Tunnels

7.1.3.2.

Outbound Tunnels

7.1.3.3.

Tunnel Building

7.1.4.

7.1.4.1.

7.1.4.2.

Peer-to-Peer Applications

7.1.4.3.

Anonymous Email

7.1.5.

Comparison with Tor

7.1.5.1.

Performance Characteristics

7.1.5.2.

Anonymity Properties

7.1.5.3.

Use Case Differences

7.2.

7.2.1.

Design Philosophy

7.2.1.1.

Censorship Resistance

7.2.1.2.

Distributed Storage

7.2.1.3.

Plausible Deniability

7.2.2.

7.2.2.1.

7.2.2.1.1.

Friend-to-Friend Connections

7.2.2.1.2.

7.2.2.2.

7.2.2.2.1.

Stranger Connections

7.2.2.2.2.

Automatic Peering

7.2.3.

7.2.3.1.

Content Hash Keys

7.2.3.2.

Signed Subspace Keys

7.2.3.3.

Keyword-Signed Keys

7.2.4.

Routing Algorithm

7.2.4.1.

Small World Routing

7.2.4.2.

Location-Based Routing

7.3.

7.3.1.

Mix Cascade Architecture

7.3.2.

Commercial Anonymity Service

7.3.3.

Legal Framework

7.4.

7.4.1.

High-Latency Mix Network

7.4.2.

Email Anonymity

7.4.3.

Reply Block System

7.5.

Virtual Private Networks

7.5.1.

VPN Architecture

7.5.1.1.

Tunneling Protocols

7.5.1.2.

Encryption Methods

7.5.2.

Anonymity Limitations

7.5.2.1.

Single Point of Trust

7.5.2.2.

Logging Policies

7.5.2.3.

Legal Jurisdiction

7.5.3.

VPN vs Tor Comparison

7.5.3.1.

Threat Model Differences

7.5.3.2.

Performance Trade-offs

7.5.3.3.

Use Case Suitability

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